Railway, Chengde, Hebei, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Railway, Chengde, Hebei, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2024
91AQILowest AQI recorded on
20th Aug 2024
20AQISame Day Analysis (1st August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 54 of Moderate air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 31st Jul - 1st Aug 2026
Railway, Chengde, Hebei, China
AQI
Day
Night
.
4 AM31st Jul 2026
7 PM
3 AM1st Aug 2026
Day time
Avg. Highest Time
6AM31st Jul
56AQI
Avg. Lowest Time
3PM31st Jul
31AQI
Night time
Avg. Highest Time
3AM1st Aug
62AQI
Avg. Lowest Time
4AM31st Jul
38AQI
In the last 24 hours,
Railway's AQI reached its highest point of 62 at 3 AM during the Night, while the lowest point, 31, was recorded at 3 PM during the Day between 31st Jul and 1st Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Railway, Chengde, Hebei, China
JulAug
03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st
Day
Night
3rd Jul 2026484 AMAQI
3rd Jul 2026715 AMAQI
3rd Jul 2026556 AMAQI
3rd Jul 2026547 AMAQI
3rd Jul 2026568 AMAQI
3rd Jul 2026309 AMAQI
3rd Jul 20263410 AMAQI
3rd Jul 20265711 AMAQI
3rd Jul 20268412 PMAQI
3rd Jul 2026841 PMAQI
3rd Jul 2026402 PMAQI
3rd Jul 2026713 PMAQI
3rd Jul 2026834 PMAQI
3rd Jul 20261145 PMAQI
3rd Jul 20261046 PMAQI
3rd Jul 20261287 PMAQI
3rd Jul 2026958 PMAQI
3rd Jul 20261129 PMAQI
3rd Jul 202613210 PMAQI
3rd Jul 202614511 PMAQI
4th Jul 202611812 AMAQI
4th Jul 20261511 AMAQI
4th Jul 20261362 AMAQI
4th Jul 20261423 AMAQI
24°C17/34°C
4th Jul 2026944 AMAQI
4th Jul 2026785 AMAQI
4th Jul 20261106 AMAQI
4th Jul 2026897 AMAQI
4th Jul 2026848 AMAQI
4th Jul 2026989 AMAQI
4th Jul 20268010 AMAQI
4th Jul 20269311 AMAQI
4th Jul 202610612 PMAQI
4th Jul 20261321 PMAQI
4th Jul 20261142 PMAQI
4th Jul 2026983 PMAQI
4th Jul 2026884 PMAQI
4th Jul 2026385 PMAQI
4th Jul 2026336 PMAQI
4th Jul 2026407 PMAQI
4th Jul 2026468 PMAQI
4th Jul 2026669 PMAQI
4th Jul 20269410 PMAQI
4th Jul 202612811 PMAQI
5th Jul 20266812 AMAQI
5th Jul 2026441 AMAQI
5th Jul 2026252 AMAQI
5th Jul 2026223 AMAQI
24°C17/32°C
5th Jul 2026164 AMAQI
5th Jul 2026205 AMAQI
5th Jul 2026356 AMAQI
5th Jul 2026347 AMAQI
5th Jul 2026288 AMAQI
5th Jul 2026299 AMAQI
5th Jul 20263810 AMAQI
5th Jul 20267111 AMAQI
5th Jul 20263612 PMAQI
5th Jul 2026151 PMAQI
5th Jul 2026102 PMAQI
5th Jul 2026103 PMAQI
5th Jul 2026124 PMAQI
5th Jul 2026185 PMAQI
5th Jul 2026236 PMAQI
5th Jul 2026187 PMAQI
5th Jul 2026288 PMAQI
5th Jul 2026609 PMAQI
5th Jul 20263410 PMAQI
5th Jul 20261011 PMAQI
6th Jul 20261412 AMAQI
6th Jul 2026161 AMAQI
6th Jul 2026142 AMAQI
6th Jul 2026103 AMAQI
22°C16/30°C
6th Jul 2026124 AMAQI
6th Jul 2026195 AMAQI
6th Jul 2026206 AMAQI
6th Jul 2026267 AMAQI
6th Jul 2026338 AMAQI
6th Jul 2026339 AMAQI
6th Jul 20264210 AMAQI
6th Jul 20265611 AMAQI
6th Jul 20268712 PMAQI
6th Jul 2026941 PMAQI
6th Jul 2026552 PMAQI
6th Jul 2026383 PMAQI
6th Jul 2026194 PMAQI
6th Jul 2026165 PMAQI
6th Jul 2026166 PMAQI
6th Jul 2026237 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026219 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20264211 PMAQI
7th Jul 20263812 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026182 AMAQI
7th Jul 2026303 AMAQI
21°C17/29°C
7th Jul 2026414 AMAQI
7th Jul 2026205 AMAQI
7th Jul 2026126 AMAQI
7th Jul 2026127 AMAQI
7th Jul 2026148 AMAQI
7th Jul 2026299 AMAQI
7th Jul 20262710 AMAQI
7th Jul 20263811 AMAQI
7th Jul 20263812 PMAQI
7th Jul 2026701 PMAQI
7th Jul 2026932 PMAQI
7th Jul 2026953 PMAQI
7th Jul 2026894 PMAQI
7th Jul 2026645 PMAQI
7th Jul 2026396 PMAQI
7th Jul 2026227 PMAQI
7th Jul 2026128 PMAQI
7th Jul 2026149 PMAQI
7th Jul 20262110 PMAQI
7th Jul 20263811 PMAQI
8th Jul 20262912 AMAQI
8th Jul 2026181 AMAQI
8th Jul 2026122 AMAQI
8th Jul 2026123 AMAQI
22°C16/31°C
8th Jul 2026214 AMAQI
8th Jul 2026125 AMAQI
8th Jul 2026186 AMAQI
8th Jul 2026427 AMAQI
8th Jul 2026578 AMAQI
8th Jul 2026449 AMAQI
8th Jul 20264610 AMAQI
8th Jul 20265311 AMAQI
8th Jul 20265712 PMAQI
8th Jul 2026641 PMAQI
8th Jul 2026112 PMAQI
8th Jul 202683 PMAQI
8th Jul 2026144 PMAQI
8th Jul 2026145 PMAQI
8th Jul 2026266 PMAQI
8th Jul 2026537 PMAQI
8th Jul 2026538 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262610 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20261912 AMAQI
9th Jul 2026291 AMAQI
9th Jul 2026572 AMAQI
9th Jul 2026643 AMAQI
22°C15/30°C
9th Jul 2026484 AMAQI
9th Jul 2026485 AMAQI
9th Jul 2026276 AMAQI
9th Jul 2026367 AMAQI
9th Jul 2026428 AMAQI
9th Jul 2026469 AMAQI
9th Jul 20265110 AMAQI
9th Jul 20265311 AMAQI
9th Jul 20264012 PMAQI
9th Jul 2026701 PMAQI
9th Jul 2026542 PMAQI
9th Jul 2026123 PMAQI
9th Jul 2026104 PMAQI
9th Jul 2026215 PMAQI
9th Jul 2026246 PMAQI
9th Jul 2026567 PMAQI
9th Jul 2026798 PMAQI
9th Jul 2026689 PMAQI
9th Jul 20269910 PMAQI
9th Jul 20269711 PMAQI
10th Jul 20267412 AMAQI
10th Jul 2026601 AMAQI
10th Jul 2026212 AMAQI
10th Jul 2026313 AMAQI
23°C17/31°C
10th Jul 2026294 AMAQI
10th Jul 2026465 AMAQI
10th Jul 2026386 AMAQI
10th Jul 2026307 AMAQI
10th Jul 2026508 AMAQI
10th Jul 2026669 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20263011 AMAQI
10th Jul 20265312 PMAQI
10th Jul 2026231 PMAQI
10th Jul 2026292 PMAQI
10th Jul 2026203 PMAQI
10th Jul 2026214 PMAQI
10th Jul 2026345 PMAQI
10th Jul 2026206 PMAQI
10th Jul 2026307 PMAQI
10th Jul 2026428 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20262510 PMAQI
10th Jul 20261211 PMAQI
11th Jul 20262512 AMAQI
11th Jul 2026331 AMAQI
11th Jul 2026292 AMAQI
11th Jul 2026223 AMAQI
23°C20/26°C
11th Jul 2026404 AMAQI
11th Jul 2026365 AMAQI
11th Jul 2026256 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026168 AMAQI
11th Jul 2026239 AMAQI
11th Jul 20261710 AMAQI
11th Jul 20262311 AMAQI
11th Jul 20261512 PMAQI
11th Jul 2026291 PMAQI
11th Jul 202682 PMAQI
11th Jul 2026163 PMAQI
11th Jul 2026114 PMAQI
11th Jul 2026125 PMAQI
11th Jul 2026106 PMAQI
11th Jul 2026107 PMAQI
11th Jul 2026108 PMAQI
11th Jul 2026179 PMAQI
11th Jul 20263110 PMAQI
11th Jul 20262311 PMAQI
12th Jul 20262012 AMAQI
12th Jul 2026161 AMAQI
12th Jul 2026142 AMAQI
12th Jul 2026123 AMAQI
23°C21/24°C
12th Jul 2026124 AMAQI
12th Jul 2026125 AMAQI
12th Jul 2026146 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026218 AMAQI
12th Jul 2026139 AMAQI
12th Jul 20261110 AMAQI
12th Jul 20261611 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026121 PMAQI
12th Jul 2026172 PMAQI
12th Jul 2026143 PMAQI
12th Jul 2026144 PMAQI
12th Jul 2026165 PMAQI
12th Jul 2026166 PMAQI
12th Jul 2026127 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026279 PMAQI
12th Jul 20262910 PMAQI
12th Jul 20263111 PMAQI
13th Jul 20263312 AMAQI
13th Jul 2026311 AMAQI
13th Jul 2026312 AMAQI
13th Jul 2026283 AMAQI
23°C21/26°C
13th Jul 2026264 AMAQI
13th Jul 2026265 AMAQI
13th Jul 2026306 AMAQI
13th Jul 2026327 AMAQI
13th Jul 2026428 AMAQI
13th Jul 2026389 AMAQI
13th Jul 20264610 AMAQI
13th Jul 20266211 AMAQI
13th Jul 20266012 PMAQI
13th Jul 2026621 PMAQI
13th Jul 2026432 PMAQI
13th Jul 2026313 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026605 PMAQI
13th Jul 2026586 PMAQI
13th Jul 2026627 PMAQI
13th Jul 2026518 PMAQI
13th Jul 2026389 PMAQI
13th Jul 20268510 PMAQI
13th Jul 20267611 PMAQI
14th Jul 20266412 AMAQI
14th Jul 2026641 AMAQI
14th Jul 2026572 AMAQI
14th Jul 2026663 AMAQI
24°C20/31°C
14th Jul 2026644 AMAQI
14th Jul 2026345 AMAQI
14th Jul 2026486 AMAQI
14th Jul 2026347 AMAQI
14th Jul 2026468 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20261211 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026261 PMAQI
14th Jul 2026182 PMAQI
14th Jul 2026243 PMAQI
14th Jul 202684 PMAQI
14th Jul 2026125 PMAQI
14th Jul 2026246 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026408 PMAQI
14th Jul 2026509 PMAQI
14th Jul 20264010 PMAQI
14th Jul 20265111 PMAQI
15th Jul 20265312 AMAQI
15th Jul 2026561 AMAQI
15th Jul 2026522 AMAQI
15th Jul 2026403 AMAQI
24°C19/30°C
15th Jul 2026384 AMAQI
15th Jul 2026365 AMAQI
15th Jul 2026486 AMAQI
15th Jul 2026297 AMAQI
15th Jul 2026188 AMAQI
15th Jul 2026269 AMAQI
15th Jul 20262510 AMAQI
15th Jul 20264411 AMAQI
15th Jul 20262212 PMAQI
15th Jul 2026531 PMAQI
15th Jul 2026202 PMAQI
15th Jul 2026153 PMAQI
15th Jul 2026234 PMAQI
15th Jul 2026315 PMAQI
15th Jul 2026236 PMAQI
15th Jul 2026147 PMAQI
15th Jul 2026228 PMAQI
15th Jul 2026359 PMAQI
15th Jul 20264410 PMAQI
15th Jul 20265411 PMAQI
16th Jul 20263812 AMAQI
16th Jul 2026251 AMAQI
16th Jul 2026282 AMAQI
16th Jul 2026333 AMAQI
24°C17/32°C
16th Jul 2026314 AMAQI
16th Jul 2026385 AMAQI
16th Jul 2026386 AMAQI
16th Jul 2026507 AMAQI
16th Jul 2026388 AMAQI
16th Jul 2026179 AMAQI
16th Jul 20261710 AMAQI
16th Jul 20261511 AMAQI
16th Jul 20261412 PMAQI
16th Jul 2026161 PMAQI
16th Jul 2026192 PMAQI
16th Jul 2026163 PMAQI
16th Jul 2026174 PMAQI
16th Jul 2026175 PMAQI
16th Jul 2026276 PMAQI
16th Jul 2026227 PMAQI
16th Jul 2026248 PMAQI
16th Jul 2026289 PMAQI
16th Jul 20263910 PMAQI
16th Jul 20263611 PMAQI
17th Jul 20263212 AMAQI
17th Jul 2026331 AMAQI
17th Jul 2026402 AMAQI
17th Jul 2026363 AMAQI
23°C17/30°C
17th Jul 2026294 AMAQI
17th Jul 2026365 AMAQI
17th Jul 2026336 AMAQI
17th Jul 2026407 AMAQI
17th Jul 2026388 AMAQI
17th Jul 2026389 AMAQI
17th Jul 20263810 AMAQI
17th Jul 20263811 AMAQI
17th Jul 20264612 PMAQI
17th Jul 2026201 PMAQI
17th Jul 2026382 PMAQI
17th Jul 2026463 PMAQI
17th Jul 2026424 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026626 PMAQI
17th Jul 2026667 PMAQI
17th Jul 2026688 PMAQI
17th Jul 2026739 PMAQI
17th Jul 20266410 PMAQI
17th Jul 20265611 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026291 AMAQI
18th Jul 2026242 AMAQI
18th Jul 2026303 AMAQI
23°C18/29°C
18th Jul 2026324 AMAQI
18th Jul 2026295 AMAQI
18th Jul 2026406 AMAQI
18th Jul 2026407 AMAQI
18th Jul 2026318 AMAQI
18th Jul 2026429 AMAQI
18th Jul 20263810 AMAQI
18th Jul 20262411 AMAQI
18th Jul 20263012 PMAQI
18th Jul 2026321 PMAQI
18th Jul 2026262 PMAQI
18th Jul 2026333 PMAQI
18th Jul 2026604 PMAQI
18th Jul 2026425 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026317 PMAQI
18th Jul 2026268 PMAQI
18th Jul 2026389 PMAQI
18th Jul 20265410 PMAQI
18th Jul 20266511 PMAQI
19th Jul 20263312 AMAQI
19th Jul 2026551 AMAQI
19th Jul 2026162 AMAQI
19th Jul 2026203 AMAQI
22°C16/29°C
19th Jul 2026534 AMAQI
19th Jul 2026405 AMAQI
19th Jul 2026206 AMAQI
19th Jul 202697 AMAQI
19th Jul 202688 AMAQI
19th Jul 202689 AMAQI
19th Jul 2026810 AMAQI
19th Jul 2026811 AMAQI
19th Jul 20261012 PMAQI
19th Jul 202681 PMAQI
19th Jul 2026132 PMAQI
19th Jul 2026103 PMAQI
19th Jul 2026144 PMAQI
19th Jul 2026235 PMAQI
19th Jul 2026326 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026288 PMAQI
19th Jul 2026309 PMAQI
19th Jul 20265210 PMAQI
19th Jul 20266811 PMAQI
20th Jul 20267112 AMAQI
20th Jul 2026781 AMAQI
20th Jul 2026832 AMAQI
20th Jul 2026943 AMAQI
22°C18/29°C
20th Jul 2026944 AMAQI
20th Jul 2026925 AMAQI
20th Jul 20261056 AMAQI
20th Jul 20261087 AMAQI
20th Jul 20261098 AMAQI
20th Jul 2026929 AMAQI
20th Jul 20269010 AMAQI
20th Jul 20268211 AMAQI
20th Jul 20266512 PMAQI
20th Jul 2026671 PMAQI
20th Jul 2026552 PMAQI
20th Jul 2026553 PMAQI
20th Jul 2026804 PMAQI
20th Jul 2026515 PMAQI
20th Jul 2026136 PMAQI
20th Jul 2026207 PMAQI
20th Jul 2026238 PMAQI
20th Jul 2026189 PMAQI
20th Jul 20263010 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20265512 AMAQI
21st Jul 2026581 AMAQI
21st Jul 2026422 AMAQI
21st Jul 2026423 AMAQI
23°C18/30°C
21st Jul 2026694 AMAQI
21st Jul 2026425 AMAQI
21st Jul 2026706 AMAQI
21st Jul 2026577 AMAQI
21st Jul 2026548 AMAQI
21st Jul 2026549 AMAQI
21st Jul 20267310 AMAQI
21st Jul 20266512 PMAQI
21st Jul 2026831 PMAQI
21st Jul 2026672 PMAQI
21st Jul 2026583 PMAQI
21st Jul 2026674 PMAQI
21st Jul 2026605 PMAQI
21st Jul 2026846 PMAQI
21st Jul 2026537 PMAQI
21st Jul 2026808 PMAQI
21st Jul 2026769 PMAQI
21st Jul 20268310 PMAQI
21st Jul 20268311 PMAQI
22nd Jul 20268412 AMAQI
22nd Jul 2026851 AMAQI
22nd Jul 2026682 AMAQI
22nd Jul 2026513 AMAQI
23°C18/30°C
22nd Jul 2026524 AMAQI
22nd Jul 2026745 AMAQI
22nd Jul 2026366 AMAQI
22nd Jul 2026637 AMAQI
22nd Jul 2026648 AMAQI
22nd Jul 20261059 AMAQI
22nd Jul 20267410 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026502 PMAQI
22nd Jul 2026143 PMAQI
22nd Jul 2026164 PMAQI
22nd Jul 2026185 PMAQI
22nd Jul 2026196 PMAQI
22nd Jul 2026197 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026409 PMAQI
22nd Jul 20265110 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026571 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026383 AMAQI
23°C19/30°C
23rd Jul 2026704 AMAQI
23rd Jul 2026565 AMAQI
23rd Jul 2026696 AMAQI
23rd Jul 2026707 AMAQI
23rd Jul 2026698 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20265410 AMAQI
23rd Jul 20264811 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026511 PMAQI
23rd Jul 2026742 PMAQI
23rd Jul 20261163 PMAQI
23rd Jul 20261284 PMAQI
23rd Jul 20261025 PMAQI
23rd Jul 20261196 PMAQI
23rd Jul 20261027 PMAQI
23rd Jul 20261228 PMAQI
23rd Jul 20261029 PMAQI
23rd Jul 202610810 PMAQI
23rd Jul 202612111 PMAQI
24th Jul 202610812 AMAQI
24th Jul 2026991 AMAQI
24th Jul 2026872 AMAQI
24th Jul 20261053 AMAQI
22°C17/28°C
24th Jul 2026754 AMAQI
24th Jul 2026905 AMAQI
24th Jul 2026836 AMAQI
24th Jul 2026457 AMAQI
24th Jul 2026578 AMAQI
24th Jul 20261089 AMAQI
24th Jul 20268210 AMAQI
24th Jul 20268611 AMAQI
24th Jul 20268112 PMAQI
24th Jul 2026711 PMAQI
24th Jul 2026832 PMAQI
24th Jul 2026313 PMAQI
24th Jul 2026344 PMAQI
24th Jul 2026215 PMAQI
24th Jul 2026426 PMAQI
24th Jul 2026427 PMAQI
24th Jul 2026388 PMAQI
24th Jul 2026369 PMAQI
24th Jul 20265510 PMAQI
24th Jul 20268711 PMAQI
25th Jul 20267912 AMAQI
25th Jul 2026681 AMAQI
25th Jul 2026682 AMAQI
25th Jul 2026493 AMAQI
23°C17/30°C
25th Jul 2026364 AMAQI
25th Jul 2026545 AMAQI
25th Jul 2026596 AMAQI
25th Jul 2026627 AMAQI
25th Jul 2026308 AMAQI
25th Jul 2026449 AMAQI
25th Jul 20264610 AMAQI
25th Jul 20267011 AMAQI
25th Jul 20264612 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026482 PMAQI
25th Jul 2026463 PMAQI
25th Jul 2026504 PMAQI
25th Jul 2026405 PMAQI
25th Jul 2026346 PMAQI
25th Jul 2026357 PMAQI
25th Jul 2026138 PMAQI
25th Jul 2026429 PMAQI
25th Jul 20263110 PMAQI
25th Jul 20265611 PMAQI
26th Jul 20262012 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026463 AMAQI
24°C18/31°C
26th Jul 2026344 AMAQI
26th Jul 2026385 AMAQI
26th Jul 2026406 AMAQI
26th Jul 2026177 AMAQI
26th Jul 2026228 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20264910 AMAQI
26th Jul 20265111 AMAQI
26th Jul 20264912 PMAQI
26th Jul 2026141 PMAQI
26th Jul 2026182 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026314 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026306 PMAQI
26th Jul 2026247 PMAQI
26th Jul 2026168 PMAQI
26th Jul 2026409 PMAQI
26th Jul 20265610 PMAQI
26th Jul 20266911 PMAQI
27th Jul 20265512 AMAQI
27th Jul 2026291 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026313 AMAQI
24°C19/30°C
27th Jul 2026294 AMAQI
27th Jul 2026255 AMAQI
27th Jul 2026366 AMAQI
27th Jul 2026167 AMAQI
27th Jul 2026208 AMAQI
27th Jul 2026249 AMAQI
27th Jul 20262110 AMAQI
27th Jul 20264811 AMAQI
27th Jul 20266912 PMAQI
27th Jul 2026851 PMAQI
27th Jul 2026792 PMAQI
27th Jul 2026983 PMAQI
27th Jul 2026644 PMAQI
27th Jul 2026425 PMAQI
27th Jul 2026306 PMAQI
27th Jul 2026547 PMAQI
27th Jul 2026828 PMAQI
27th Jul 2026739 PMAQI
27th Jul 20268710 PMAQI
27th Jul 20268711 PMAQI
28th Jul 20268912 AMAQI
28th Jul 2026741 AMAQI
28th Jul 2026672 AMAQI
28th Jul 2026903 AMAQI
25°C19/32°C
28th Jul 2026764 AMAQI
28th Jul 2026805 AMAQI
28th Jul 2026836 AMAQI
28th Jul 2026977 AMAQI
28th Jul 2026688 AMAQI
28th Jul 2026589 AMAQI
28th Jul 20267010 AMAQI
28th Jul 20266911 AMAQI
28th Jul 20265712 PMAQI
28th Jul 2026761 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026183 PMAQI
28th Jul 2026174 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026267 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026599 PMAQI
28th Jul 20265910 PMAQI
28th Jul 20266411 PMAQI
29th Jul 20264012 AMAQI
29th Jul 2026441 AMAQI
29th Jul 2026492 AMAQI
29th Jul 2026593 AMAQI
26°C20/34°C
29th Jul 2026504 AMAQI
29th Jul 2026465 AMAQI
29th Jul 2026606 AMAQI
29th Jul 2026587 AMAQI
29th Jul 2026678 AMAQI
29th Jul 2026569 AMAQI
29th Jul 20266210 AMAQI
29th Jul 20266511 AMAQI
29th Jul 20263112 PMAQI
29th Jul 2026521 PMAQI
29th Jul 2026322 PMAQI
29th Jul 2026103 PMAQI
29th Jul 2026114 PMAQI
29th Jul 2026125 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026348 PMAQI
29th Jul 2026569 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20263311 PMAQI
30th Jul 20263612 AMAQI
30th Jul 2026341 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026363 AMAQI
26°C20/34°C
30th Jul 2026234 AMAQI
30th Jul 2026255 AMAQI
30th Jul 2026276 AMAQI
30th Jul 2026427 AMAQI
30th Jul 2026288 AMAQI
30th Jul 2026179 AMAQI
30th Jul 20261710 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20264012 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026136 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026348 PMAQI
30th Jul 2026499 PMAQI
30th Jul 20266010 PMAQI
30th Jul 20265511 PMAQI
31st Jul 20264012 AMAQI
31st Jul 2026381 AMAQI
31st Jul 2026462 AMAQI
31st Jul 2026483 AMAQI
26°C21/32°C
31st Jul 2026384 AMAQI
31st Jul 2026535 AMAQI
31st Jul 2026566 AMAQI
31st Jul 2026407 AMAQI
31st Jul 2026338 AMAQI
31st Jul 2026339 AMAQI
31st Jul 20264210 AMAQI
31st Jul 20265411 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026361 PMAQI
31st Jul 2026362 PMAQI
31st Jul 2026313 PMAQI
31st Jul 2026384 PMAQI
31st Jul 2026445 PMAQI
31st Jul 2026386 PMAQI
31st Jul 2026507 PMAQI
31st Jul 2026478 PMAQI
31st Jul 2026539 PMAQI
31st Jul 20265510 PMAQI
31st Jul 20265311 PMAQI
1st Aug 20265512 AMAQI
1st Aug 2026541 AMAQI
1st Aug 2026592 AMAQI
1st Aug 2026623 AMAQI
27°C21/33°C
1st Aug 2026624 AMAQI
4 AM1st Aug 2026635 AMAQI
1st Aug 2026566 AMAQI
1st Aug 2026557 AMAQI
1st Aug 2026588 AMAQI
1st Aug 2026579 AMAQI
1st Aug 20266010 AMAQI
1st Aug 20267411 AMAQI
11 AM1st Aug 20266212 PMAQI
1st Aug 2026761 PMAQI
1st Aug 2026662 PMAQI
1st Aug 2026583 PMAQI
1st Aug 2026514 PMAQI
1st Aug 2026405 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026527 PMAQI
7 PM1st Aug 2026468 PMAQI
1st Aug 2026479 PMAQI
1st Aug 20263810 PMAQI
1st Aug 20261211 PMAQI
11 PM3 AM
26°C21/32°C
Day time
Avg. Highest Time
1 PM
52AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 PM - 6 PM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 1 PM (Avg. 52), while the lowest AQI was between 5 PM to 6 PM (Avg. 37).
Night time
Avg. Highest Time
11 PM
58AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM
43AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 58), while the lowest AQI was between 8 PM to 8 PM (Avg. 43).
2026 Days Vs Air Quality
Railway, Chengde, Hebei, China
2026
43%
91
46%
99
10%
22
0.4%
1
Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)
Good
91 DaysModerate
99 DaysPoor
22 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 43%
Health Risk Level:
Significant
In 2026, 43% of 213 days were within WHO’s safe air quality limits, and 57% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Railway, Chengde, Hebei, China
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
60AQI (US)
60AQI (US)
2nd January 2026
66AQI (US)
66AQI (US)
3rd January 2026
91AQI (US)
91AQI (US)
4th January 2026
95AQI (US)
95AQI (US)
5th January 2026
62AQI (US)
62AQI (US)
6th January 2026
52AQI (US)
52AQI (US)
7th January 2026
48AQI (US)
48AQI (US)
8th January 2026
77AQI (US)
77AQI (US)
9th January 2026
117AQI (US)
117AQI (US)
10th January 2026
37AQI (US)
37AQI (US)
11th January 2026
28AQI (US)
28AQI (US)
12th January 2026
64AQI (US)
64AQI (US)
13th January 2026
34AQI (US)
34AQI (US)
14th January 2026
90AQI (US)
90AQI (US)
15th January 2026
147AQI (US)
147AQI (US)
16th January 2026
94AQI (US)
94AQI (US)
17th January 2026
37AQI (US)
37AQI (US)
18th January 2026
72AQI (US)
72AQI (US)
19th January 2026
32AQI (US)
32AQI (US)
20th January 2026
27AQI (US)
27AQI (US)
21st January 2026
41AQI (US)
41AQI (US)
22nd January 2026
70AQI (US)
70AQI (US)
23rd January 2026
73AQI (US)
73AQI (US)
24th January 2026
60AQI (US)
60AQI (US)
25th January 2026
47AQI (US)
47AQI (US)
26th January 2026
72AQI (US)
72AQI (US)
27th January 2026
45AQI (US)
45AQI (US)
28th January 2026
80AQI (US)
80AQI (US)
29th January 2026
94AQI (US)
94AQI (US)
30th January 2026
96AQI (US)
96AQI (US)
31st January 2026
69AQI (US)
69AQI (US)
1st February 2026
56AQI (US)
56AQI (US)
2nd February 2026
34AQI (US)
34AQI (US)
3rd February 2026
78AQI (US)
78AQI (US)
4th February 2026
140AQI (US)
140AQI (US)
5th February 2026
92AQI (US)
92AQI (US)
6th February 2026
37AQI (US)
37AQI (US)
7th February 2026
23AQI (US)
23AQI (US)
8th February 2026
32AQI (US)
32AQI (US)
9th February 2026
82AQI (US)
82AQI (US)
10th February 2026
95AQI (US)
95AQI (US)
11th February 2026
45AQI (US)
45AQI (US)
12th February 2026
93AQI (US)
93AQI (US)
13th February 2026
95AQI (US)
95AQI (US)
14th February 2026
106AQI (US)
106AQI (US)
15th February 2026
29AQI (US)
29AQI (US)
16th February 2026
34AQI (US)
34AQI (US)
17th February 2026
85AQI (US)
85AQI (US)
18th February 2026
35AQI (US)
35AQI (US)
19th February 2026
70AQI (US)
70AQI (US)
20th February 2026
87AQI (US)
87AQI (US)
21st February 2026
115AQI (US)
115AQI (US)
22nd February 2026
57AQI (US)
57AQI (US)
23rd February 2026
41AQI (US)
41AQI (US)
24th February 2026
71AQI (US)
71AQI (US)
25th February 2026
128AQI (US)
128AQI (US)
26th February 2026
103AQI (US)
103AQI (US)
27th February 2026
90AQI (US)
90AQI (US)
28th February 2026
91AQI (US)
91AQI (US)
1st March 2026
92AQI (US)
92AQI (US)
2nd March 2026
139AQI (US)
139AQI (US)
3rd March 2026
108AQI (US)
108AQI (US)
4th March 2026
94AQI (US)
94AQI (US)
5th March 2026
106AQI (US)
106AQI (US)
6th March 2026
42AQI (US)
42AQI (US)
7th March 2026
68AQI (US)
68AQI (US)
8th March 2026
108AQI (US)
108AQI (US)
9th March 2026
29AQI (US)
29AQI (US)
10th March 2026
71AQI (US)
71AQI (US)
11th March 2026
62AQI (US)
62AQI (US)
12th March 2026
91AQI (US)
91AQI (US)
13th March 2026
150AQI (US)
150AQI (US)
14th March 2026
85AQI (US)
85AQI (US)
15th March 2026
64AQI (US)
64AQI (US)
16th March 2026
78AQI (US)
78AQI (US)
17th March 2026
132AQI (US)
132AQI (US)
18th March 2026
63AQI (US)
63AQI (US)
19th March 2026
38AQI (US)
38AQI (US)
20th March 2026
54AQI (US)
54AQI (US)
21st March 2026
91AQI (US)
91AQI (US)
22nd March 2026
121AQI (US)
121AQI (US)
23rd March 2026
150AQI (US)
150AQI (US)
24th March 2026
151AQI (US)
151AQI (US)
25th March 2026
138AQI (US)
138AQI (US)
26th March 2026
105AQI (US)
105AQI (US)
27th March 2026
35AQI (US)
35AQI (US)
28th March 2026
62AQI (US)
62AQI (US)
29th March 2026
96AQI (US)
96AQI (US)
30th March 2026
41AQI (US)
41AQI (US)
31st March 2026
37AQI (US)
37AQI (US)
1st April 2026
30AQI (US)
30AQI (US)
2nd April 2026
67AQI (US)
67AQI (US)
3rd April 2026
99AQI (US)
99AQI (US)
4th April 2026
80AQI (US)
80AQI (US)
5th April 2026
52AQI (US)
52AQI (US)
6th April 2026
25AQI (US)
25AQI (US)
7th April 2026
34AQI (US)
34AQI (US)
8th April 2026
73AQI (US)
73AQI (US)
9th April 2026
72AQI (US)
72AQI (US)
10th April 2026
21AQI (US)
21AQI (US)
11th April 2026
42AQI (US)
42AQI (US)
12th April 2026
61AQI (US)
61AQI (US)
13th April 2026
46AQI (US)
46AQI (US)
14th April 2026
88AQI (US)
88AQI (US)
15th April 2026
121AQI (US)
121AQI (US)
16th April 2026
127AQI (US)
127AQI (US)
17th April 2026
65AQI (US)
65AQI (US)
18th April 2026
106AQI (US)
106AQI (US)
19th April 2026
76AQI (US)
76AQI (US)
20th April 2026
69AQI (US)
69AQI (US)
21st April 2026
47AQI (US)
47AQI (US)
22nd April 2026
48AQI (US)
48AQI (US)
23rd April 2026
74AQI (US)
74AQI (US)
24th April 2026
86AQI (US)
86AQI (US)
25th April 2026
69AQI (US)
69AQI (US)
26th April 2026
57AQI (US)
57AQI (US)
27th April 2026
37AQI (US)
37AQI (US)
28th April 2026
21AQI (US)
21AQI (US)
29th April 2026
23AQI (US)
23AQI (US)
30th April 2026
27AQI (US)
27AQI (US)
1st May 2026
36AQI (US)
36AQI (US)
2nd May 2026
42AQI (US)
42AQI (US)
3rd May 2026
16AQI (US)
16AQI (US)
4th May 2026
20AQI (US)
20AQI (US)
5th May 2026
54AQI (US)
54AQI (US)
6th May 2026
46AQI (US)
46AQI (US)
7th May 2026
23AQI (US)
23AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
67AQI (US)
67AQI (US)
10th May 2026
71AQI (US)
71AQI (US)
11th May 2026
30AQI (US)
30AQI (US)
12th May 2026
54AQI (US)
54AQI (US)
13th May 2026
113AQI (US)
113AQI (US)
14th May 2026
129AQI (US)
129AQI (US)
15th May 2026
98AQI (US)
98AQI (US)
16th May 2026
79AQI (US)
79AQI (US)
17th May 2026
67AQI (US)
67AQI (US)
18th May 2026
63AQI (US)
63AQI (US)
19th May 2026
62AQI (US)
62AQI (US)
20th May 2026
70AQI (US)
70AQI (US)
21st May 2026
79AQI (US)
79AQI (US)
22nd May 2026
86AQI (US)
86AQI (US)
23rd May 2026
84AQI (US)
84AQI (US)
24th May 2026
76AQI (US)
76AQI (US)
25th May 2026
73AQI (US)
73AQI (US)
26th May 2026
54AQI (US)
54AQI (US)
27th May 2026
37AQI (US)
37AQI (US)
28th May 2026
24AQI (US)
24AQI (US)
29th May 2026
19AQI (US)
19AQI (US)
30th May 2026
29AQI (US)
29AQI (US)
31st May 2026
51AQI (US)
51AQI (US)
1st June 2026
38AQI (US)
38AQI (US)
2nd June 2026
87AQI (US)
87AQI (US)
3rd June 2026
35AQI (US)
35AQI (US)
4th June 2026
20AQI (US)
20AQI (US)
5th June 2026
37AQI (US)
37AQI (US)
6th June 2026
34AQI (US)
34AQI (US)
7th June 2026
30AQI (US)
30AQI (US)
8th June 2026
16AQI (US)
16AQI (US)
9th June 2026
20AQI (US)
20AQI (US)
10th June 2026
32AQI (US)
32AQI (US)
11th June 2026
28AQI (US)
28AQI (US)
12th June 2026
37AQI (US)
37AQI (US)
13th June 2026
73AQI (US)
73AQI (US)
14th June 2026
30AQI (US)
30AQI (US)
15th June 2026
97AQI (US)
97AQI (US)
16th June 2026
88AQI (US)
88AQI (US)
17th June 2026
43AQI (US)
43AQI (US)
18th June 2026
62AQI (US)
62AQI (US)
19th June 2026
92AQI (US)
92AQI (US)
20th June 2026
32AQI (US)
32AQI (US)
21st June 2026
16AQI (US)
16AQI (US)
22nd June 2026
35AQI (US)
35AQI (US)
23rd June 2026
30AQI (US)
30AQI (US)
24th June 2026
59AQI (US)
59AQI (US)
25th June 2026
16AQI (US)
16AQI (US)
26th June 2026
33AQI (US)
33AQI (US)
27th June 2026
43AQI (US)
43AQI (US)
28th June 2026
76AQI (US)
76AQI (US)
29th June 2026
83AQI (US)
83AQI (US)
30th June 2026
57AQI (US)
57AQI (US)
1st July 2026
42AQI (US)
42AQI (US)
2nd July 2026
68AQI (US)
68AQI (US)
3rd July 2026
76AQI (US)
76AQI (US)
4th July 2026
94AQI (US)
94AQI (US)
5th July 2026
29AQI (US)
29AQI (US)
6th July 2026
32AQI (US)
32AQI (US)
7th July 2026
38AQI (US)
38AQI (US)
8th July 2026
31AQI (US)
31AQI (US)
9th July 2026
48AQI (US)
48AQI (US)
10th July 2026
35AQI (US)
35AQI (US)
11th July 2026
21AQI (US)
21AQI (US)
12th July 2026
17AQI (US)
17AQI (US)
13th July 2026
45AQI (US)
45AQI (US)
14th July 2026
38AQI (US)
38AQI (US)
15th July 2026
34AQI (US)
34AQI (US)
16th July 2026
27AQI (US)
27AQI (US)
17th July 2026
44AQI (US)
44AQI (US)
18th July 2026
36AQI (US)
36AQI (US)
19th July 2026
25AQI (US)
25AQI (US)
20th July 2026
67AQI (US)
67AQI (US)
21st July 2026
64AQI (US)
64AQI (US)
22nd July 2026
48AQI (US)
48AQI (US)
23rd July 2026
76AQI (US)
76AQI (US)
24th July 2026
69AQI (US)
69AQI (US)
25th July 2026
48AQI (US)
48AQI (US)
26th July 2026
33AQI (US)
33AQI (US)
27th July 2026
51AQI (US)
51AQI (US)
28th July 2026
60AQI (US)
60AQI (US)
29th July 2026
42AQI (US)
42AQI (US)
30th July 2026
33AQI (US)
33AQI (US)
31st July 2026
43AQI (US)
43AQI (US)
1st August 2026
54AQI (US)
54AQI (US)
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
67AQI (US)
73AQI (US)
87AQI (US)
61AQI (US)
57AQI (US)
46AQI (US)
46AQI (US)
54AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202662AQI (US)
10
19
2
9
14
5
6
14
10
1
12
15
3
12
17
2
20
10
22
9
1
91
99
22
1
Highest AQI (US) recorded in
March87AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
202571AQI (US)
2
20
8
1
7
17
4
4
20
6
1
4
25
1
1
28
2
3
27
8
23
2
29
6
24
6
21
2
2
7
17
6
5
14
12
55
265
41
4
Highest AQI (US) recorded in
January87AQI (US)
Lowest AQI (US) recorded in
July58AQI (US)
202473AQI (US)
7
11
8
4
3
13
10
3
4
19
6
2
10
15
5
10
18
3
8
18
4
8
20
3
17
14
21
9
11
14
5
1
4
17
6
3
2
27
2
105
195
52
13
Highest AQI (US) recorded in
February93AQI (US)
Lowest AQI (US) recorded in
September45AQI (US)
202380AQI (US)
1
11
15
3
14
10
4
17
10
3
1
1
19
5
3
2
4
24
2
1
13
15
2
12
17
2
15
16
15
11
4
15
12
4
13
9
4
3
5
14
8
4
94
179
62
24
4
Highest AQI (US) recorded in
February105AQI (US)
Lowest AQI (US) recorded in
August53AQI (US)
202283AQI (US)
14
10
6
15
6
21
9
1
3
18
8
1
2
28
1
4
18
8
5
19
1
8
17
4
12
8
11
4
16
7
3
3
22
6
41
197
70
11
Highest AQI (US) recorded in
January110AQI (US)
Lowest AQI (US) recorded in
August51AQI (US)
202185AQI (US)
15
10
6
15
9
4
10
9
9
1
2
1
21
7
1
1
24
4
1
1
1
28
1
11
19
1
11
20
7
12
14
13
4
3
13
11
3
2
15
13
1
51
205
69
24
2
3
Highest AQI (US) recorded in
March135AQI (US)
Lowest AQI (US) recorded in
July53AQI (US)
202076AQI (US)
2
9
1
1
4
14
3
8
6
4
5
22
3
1
24
6
5
25
1
15
14
1
7
16
5
3
2
19
8
1
4
17
9
1
53
166
41
6
Highest AQI (US) recorded in
December90AQI (US)
Lowest AQI (US) recorded in
September57AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
85AQI (US)Least Polluted Year Recorded
2026(Avg.)
62AQI (US)Railway's annual 2026 AQI (US) (62) shows an average percentage change of -20.1% (improved AQI (US)) compared to previous years: 2020 (76), 2021 (85), 2022 (83), 2023 (80), 2024 (73), 2025 (71).
