Nakayama, Sendai, Miyagi, Japan 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
Nakayama, Sendai, Miyagi, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2023
60AQILowest AQI recorded on
11th Aug 2024
10AQISame Day Analysis (11th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 26 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 10th Aug - 11th Aug 2026
Nakayama, Sendai, Miyagi, Japan
AQI
Day
Night
.
4 AM10th Aug 2026
6 PM
3 AM11th Aug 2026
Day time
Avg. Highest Time
5PM10th Aug
27AQI
Avg. Lowest Time
10AM10th Aug
23AQI
Night time
Avg. Highest Time
10PM10th Aug
29AQI
Avg. Lowest Time
2AM11th Aug
25AQI
In the last 24 hours,
Nakayama's AQI reached its highest point of 29 at 10 PM during the Night, while the lowest point, 23, was recorded at 10 AM during the Day between 10th Aug and 11th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Nakayama, Sendai, Miyagi, Japan
JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
13th Jul 2026164 AMAQI
13th Jul 2026185 AMAQI
13th Jul 202686 AMAQI
13th Jul 202687 AMAQI
13th Jul 202668 AMAQI
13th Jul 202689 AMAQI
13th Jul 20261010 AMAQI
13th Jul 20261611 AMAQI
13th Jul 20261912 PMAQI
13th Jul 2026141 PMAQI
13th Jul 2026122 PMAQI
13th Jul 202683 PMAQI
13th Jul 202684 PMAQI
13th Jul 202685 PMAQI
13th Jul 2026266 PMAQI
13th Jul 2026277 PMAQI
13th Jul 2026268 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20263010 PMAQI
13th Jul 20263011 PMAQI
14th Jul 20263012 AMAQI
14th Jul 2026301 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026223 AMAQI
23°C21/26°C
14th Jul 2026244 AMAQI
14th Jul 2026305 AMAQI
14th Jul 2026286 AMAQI
14th Jul 2026267 AMAQI
14th Jul 2026258 AMAQI
14th Jul 2026309 AMAQI
14th Jul 20263110 AMAQI
14th Jul 20262211 AMAQI
14th Jul 20262112 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026212 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026224 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026296 PMAQI
14th Jul 2026297 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263011 PMAQI
15th Jul 20263412 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026342 AMAQI
15th Jul 2026303 AMAQI
25°C21/29°C
15th Jul 2026284 AMAQI
15th Jul 2026315 AMAQI
15th Jul 2026236 AMAQI
15th Jul 2026297 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026289 AMAQI
15th Jul 20262910 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026201 PMAQI
15th Jul 2026182 PMAQI
15th Jul 2026243 PMAQI
15th Jul 2026334 PMAQI
15th Jul 2026385 PMAQI
15th Jul 2026526 PMAQI
15th Jul 2026547 PMAQI
15th Jul 2026488 PMAQI
15th Jul 2026369 PMAQI
15th Jul 20263310 PMAQI
15th Jul 20264211 PMAQI
16th Jul 20263812 AMAQI
16th Jul 2026401 AMAQI
16th Jul 2026332 AMAQI
16th Jul 2026403 AMAQI
26°C22/31°C
16th Jul 2026364 AMAQI
16th Jul 2026385 AMAQI
16th Jul 2026366 AMAQI
16th Jul 2026387 AMAQI
16th Jul 2026368 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20263911 AMAQI
16th Jul 20265412 PMAQI
16th Jul 2026511 PMAQI
16th Jul 2026582 PMAQI
16th Jul 2026673 PMAQI
16th Jul 2026714 PMAQI
16th Jul 2026705 PMAQI
16th Jul 2026706 PMAQI
16th Jul 2026677 PMAQI
16th Jul 2026678 PMAQI
16th Jul 2026699 PMAQI
16th Jul 20266610 PMAQI
16th Jul 20266611 PMAQI
17th Jul 20266812 AMAQI
17th Jul 2026721 AMAQI
17th Jul 2026692 AMAQI
17th Jul 2026643 AMAQI
26°C23/31°C
17th Jul 2026584 AMAQI
17th Jul 2026515 AMAQI
17th Jul 2026446 AMAQI
17th Jul 2026427 AMAQI
17th Jul 2026388 AMAQI
17th Jul 2026469 AMAQI
17th Jul 20263110 AMAQI
17th Jul 20264211 AMAQI
17th Jul 20265612 PMAQI
17th Jul 2026441 PMAQI
17th Jul 2026232 PMAQI
17th Jul 2026173 PMAQI
17th Jul 2026254 PMAQI
17th Jul 2026195 PMAQI
17th Jul 2026256 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026218 PMAQI
17th Jul 2026129 PMAQI
17th Jul 20261410 PMAQI
17th Jul 20261211 PMAQI
18th Jul 2026812 AMAQI
18th Jul 202681 AMAQI
18th Jul 2026122 AMAQI
18th Jul 2026123 AMAQI
23°C22/23°C
18th Jul 202684 AMAQI
18th Jul 202685 AMAQI
18th Jul 202686 AMAQI
18th Jul 202687 AMAQI
18th Jul 202688 AMAQI
18th Jul 2026109 AMAQI
18th Jul 2026810 AMAQI
18th Jul 2026811 AMAQI
18th Jul 2026812 PMAQI
18th Jul 202681 PMAQI
18th Jul 202662 PMAQI
18th Jul 202663 PMAQI
18th Jul 202684 PMAQI
18th Jul 202685 PMAQI
18th Jul 2026126 PMAQI
18th Jul 2026107 PMAQI
18th Jul 202688 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026810 PMAQI
18th Jul 20261211 PMAQI
19th Jul 20261212 AMAQI
19th Jul 2026171 AMAQI
19th Jul 2026212 AMAQI
19th Jul 2026143 AMAQI
23°C22/24°C
19th Jul 2026214 AMAQI
19th Jul 2026255 AMAQI
19th Jul 2026276 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20262912 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026213 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026255 PMAQI
19th Jul 2026236 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262710 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026273 AMAQI
24°C21/28°C
20th Jul 2026254 AMAQI
20th Jul 2026295 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026317 AMAQI
20th Jul 2026318 AMAQI
20th Jul 2026389 AMAQI
20th Jul 20264010 AMAQI
20th Jul 20264811 AMAQI
20th Jul 20264612 PMAQI
20th Jul 2026621 PMAQI
20th Jul 2026632 PMAQI
20th Jul 2026743 PMAQI
20th Jul 2026744 PMAQI
20th Jul 2026725 PMAQI
20th Jul 2026666 PMAQI
20th Jul 2026707 PMAQI
20th Jul 2026698 PMAQI
20th Jul 2026819 PMAQI
20th Jul 20267810 PMAQI
20th Jul 20267811 PMAQI
21st Jul 20267212 AMAQI
21st Jul 2026681 AMAQI
21st Jul 2026682 AMAQI
21st Jul 2026703 AMAQI
27°C23/33°C
21st Jul 2026704 AMAQI
21st Jul 2026695 AMAQI
21st Jul 2026666 AMAQI
21st Jul 2026717 AMAQI
21st Jul 2026658 AMAQI
21st Jul 2026669 AMAQI
21st Jul 20266910 AMAQI
21st Jul 20267211 AMAQI
21st Jul 2026731 PMAQI
21st Jul 2026672 PMAQI
21st Jul 2026573 PMAQI
21st Jul 2026464 PMAQI
21st Jul 2026335 PMAQI
21st Jul 2026216 PMAQI
21st Jul 2026727 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20263310 PMAQI
21st Jul 20262911 PMAQI
22nd Jul 20263312 AMAQI
22nd Jul 2026291 AMAQI
22nd Jul 2026252 AMAQI
22nd Jul 2026253 AMAQI
27°C23/32°C
22nd Jul 2026274 AMAQI
22nd Jul 2026455 AMAQI
22nd Jul 2026426 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026448 AMAQI
22nd Jul 2026449 AMAQI
22nd Jul 20264910 AMAQI
22nd Jul 20265611 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026671 PMAQI
22nd Jul 2026602 PMAQI
22nd Jul 2026573 PMAQI
22nd Jul 2026684 PMAQI
22nd Jul 2026785 PMAQI
22nd Jul 2026876 PMAQI
22nd Jul 2026787 PMAQI
22nd Jul 2026768 PMAQI
22nd Jul 2026769 PMAQI
22nd Jul 20266810 PMAQI
22nd Jul 20266411 PMAQI
23rd Jul 20266512 AMAQI
23rd Jul 2026601 AMAQI
23rd Jul 2026442 AMAQI
23rd Jul 2026383 AMAQI
28°C24/32°C
23rd Jul 2026344 AMAQI
23rd Jul 2026315 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026258 AMAQI
23rd Jul 2026239 AMAQI
23rd Jul 20263410 AMAQI
23rd Jul 20264211 AMAQI
23rd Jul 20264212 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026262 PMAQI
23rd Jul 2026233 PMAQI
23rd Jul 2026164 PMAQI
23rd Jul 2026165 PMAQI
23rd Jul 2026196 PMAQI
23rd Jul 2026197 PMAQI
23rd Jul 2026238 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20261810 PMAQI
23rd Jul 20261611 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026253 AMAQI
25°C22/31°C
24th Jul 2026194 AMAQI
24th Jul 2026185 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026297 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026469 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20263212 PMAQI
24th Jul 2026271 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026214 PMAQI
24th Jul 2026215 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262312 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026213 AMAQI
22°C21/22°C
25th Jul 2026214 AMAQI
25th Jul 2026215 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026277 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262312 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026255 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026199 PMAQI
25th Jul 20261910 PMAQI
25th Jul 20261911 PMAQI
26th Jul 20261712 AMAQI
26th Jul 2026191 AMAQI
26th Jul 2026142 AMAQI
26th Jul 2026163 AMAQI
21°C21/23°C
26th Jul 2026144 AMAQI
26th Jul 2026125 AMAQI
26th Jul 2026176 AMAQI
26th Jul 2026147 AMAQI
26th Jul 2026218 AMAQI
26th Jul 2026199 AMAQI
26th Jul 20261910 AMAQI
26th Jul 20261911 AMAQI
26th Jul 20261612 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026184 PMAQI
26th Jul 2026175 PMAQI
26th Jul 2026176 PMAQI
26th Jul 2026177 PMAQI
26th Jul 2026178 PMAQI
26th Jul 2026179 PMAQI
26th Jul 20261410 PMAQI
26th Jul 20261411 PMAQI
27th Jul 20261712 AMAQI
27th Jul 2026141 AMAQI
27th Jul 2026142 AMAQI
27th Jul 2026173 AMAQI
20°C20/21°C
27th Jul 2026144 AMAQI
27th Jul 2026145 AMAQI
27th Jul 2026146 AMAQI
27th Jul 2026147 AMAQI
27th Jul 2026178 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20261910 AMAQI
27th Jul 20261711 AMAQI
27th Jul 20261712 PMAQI
27th Jul 2026171 PMAQI
27th Jul 2026192 PMAQI
27th Jul 2026193 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026213 AMAQI
21°C19/23°C
28th Jul 2026214 AMAQI
28th Jul 2026235 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262710 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20262312 PMAQI
28th Jul 2026271 PMAQI
28th Jul 2026272 PMAQI
28th Jul 2026233 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026215 PMAQI
28th Jul 2026216 PMAQI
28th Jul 2026217 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026213 AMAQI
21°C19/23°C
29th Jul 2026214 AMAQI
29th Jul 2026215 AMAQI
29th Jul 2026236 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026239 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026311 PMAQI
29th Jul 2026312 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026296 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026253 AMAQI
23°C20/27°C
30th Jul 2026254 AMAQI
30th Jul 2026275 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262311 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026211 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026213 PMAQI
30th Jul 2026214 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026216 PMAQI
30th Jul 2026217 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262312 AMAQI
31st Jul 2026231 AMAQI
31st Jul 2026212 AMAQI
31st Jul 2026233 AMAQI
25°C21/30°C
31st Jul 2026214 AMAQI
31st Jul 2026235 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026219 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262911 AMAQI
31st Jul 20262712 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026233 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026296 PMAQI
31st Jul 2026237 PMAQI
31st Jul 2026218 PMAQI
31st Jul 2026219 PMAQI
31st Jul 20262110 PMAQI
31st Jul 20262311 PMAQI
1st Aug 20262112 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026272 AMAQI
1st Aug 2026273 AMAQI
24°C22/27°C
1st Aug 2026214 AMAQI
1st Aug 2026235 AMAQI
1st Aug 2026216 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026278 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262310 AMAQI
1st Aug 20262711 AMAQI
1st Aug 20262912 PMAQI
1st Aug 2026271 PMAQI
1st Aug 2026272 PMAQI
1st Aug 2026253 PMAQI
1st Aug 2026254 PMAQI
1st Aug 2026235 PMAQI
1st Aug 2026216 PMAQI
1st Aug 2026217 PMAQI
1st Aug 2026258 PMAQI
1st Aug 2026219 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20262311 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026251 AMAQI
2nd Aug 2026252 AMAQI
2nd Aug 2026253 AMAQI
23°C22/26°C
2nd Aug 2026274 AMAQI
2nd Aug 2026275 AMAQI
2nd Aug 2026256 AMAQI
2nd Aug 2026217 AMAQI
2nd Aug 2026198 AMAQI
2nd Aug 2026199 AMAQI
2nd Aug 20261410 AMAQI
2nd Aug 20261211 AMAQI
2nd Aug 20261212 PMAQI
2nd Aug 2026121 PMAQI
2nd Aug 2026122 PMAQI
2nd Aug 2026123 PMAQI
2nd Aug 2026144 PMAQI
2nd Aug 2026145 PMAQI
2nd Aug 2026126 PMAQI
2nd Aug 2026127 PMAQI
2nd Aug 2026128 PMAQI
2nd Aug 2026129 PMAQI
2nd Aug 20261210 PMAQI
2nd Aug 20261211 PMAQI
3rd Aug 20261212 AMAQI
3rd Aug 2026121 AMAQI
3rd Aug 2026122 AMAQI
3rd Aug 2026123 AMAQI
20°C19/22°C
3rd Aug 2026144 AMAQI
3rd Aug 2026195 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026258 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262110 AMAQI
3rd Aug 20262111 AMAQI
3rd Aug 20262112 PMAQI
3rd Aug 2026161 PMAQI
3rd Aug 2026212 PMAQI
3rd Aug 2026233 PMAQI
3rd Aug 2026254 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026259 PMAQI
3rd Aug 20262510 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026251 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026273 AMAQI
20°C19/22°C
4th Aug 2026214 AMAQI
4th Aug 2026215 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026217 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026219 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20263611 AMAQI
4th Aug 20264812 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026252 PMAQI
4th Aug 2026253 PMAQI
4th Aug 2026254 PMAQI
4th Aug 2026235 PMAQI
4th Aug 2026236 PMAQI
4th Aug 2026217 PMAQI
4th Aug 2026238 PMAQI
4th Aug 2026219 PMAQI
4th Aug 20262110 PMAQI
4th Aug 20262111 PMAQI
5th Aug 20262112 AMAQI
5th Aug 2026231 AMAQI
5th Aug 2026212 AMAQI
5th Aug 2026233 AMAQI
21°C20/24°C
5th Aug 2026214 AMAQI
5th Aug 2026215 AMAQI
5th Aug 2026216 AMAQI
5th Aug 2026217 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026219 AMAQI
5th Aug 20262110 AMAQI
5th Aug 20262111 AMAQI
5th Aug 20262312 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026252 PMAQI
5th Aug 2026273 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026255 PMAQI
5th Aug 2026236 PMAQI
5th Aug 2026217 PMAQI
5th Aug 2026218 PMAQI
5th Aug 2026219 PMAQI
5th Aug 20262110 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262312 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026233 AMAQI
22°C19/26°C
6th Aug 2026214 AMAQI
6th Aug 2026215 AMAQI
6th Aug 2026216 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262510 AMAQI
6th Aug 20262511 AMAQI
6th Aug 20262312 PMAQI
6th Aug 2026271 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026254 PMAQI
6th Aug 2026255 PMAQI
6th Aug 2026236 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026238 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20262512 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026252 AMAQI
7th Aug 2026253 AMAQI
24°C20/28°C
7th Aug 2026254 AMAQI
7th Aug 2026275 AMAQI
7th Aug 2026316 AMAQI
7th Aug 2026297 AMAQI
7th Aug 2026298 AMAQI
7th Aug 2026299 AMAQI
7th Aug 20262910 AMAQI
7th Aug 20262911 AMAQI
7th Aug 20263112 PMAQI
7th Aug 2026471 PMAQI
7th Aug 2026332 PMAQI
7th Aug 2026333 PMAQI
7th Aug 2026334 PMAQI
7th Aug 2026335 PMAQI
7th Aug 2026366 PMAQI
7th Aug 2026367 PMAQI
7th Aug 2026368 PMAQI
7th Aug 2026319 PMAQI
7th Aug 20263610 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20263112 AMAQI
8th Aug 2026311 AMAQI
8th Aug 2026292 AMAQI
8th Aug 2026293 AMAQI
26°C23/29°C
8th Aug 2026314 AMAQI
8th Aug 2026295 AMAQI
8th Aug 2026296 AMAQI
8th Aug 2026277 AMAQI
8th Aug 2026278 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20262710 AMAQI
8th Aug 20262711 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026361 PMAQI
8th Aug 2026362 PMAQI
8th Aug 2026403 PMAQI
8th Aug 2026404 PMAQI
8th Aug 2026405 PMAQI
8th Aug 2026406 PMAQI
8th Aug 2026367 PMAQI
8th Aug 2026338 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20263110 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262712 AMAQI
9th Aug 2026271 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026213 AMAQI
25°C23/30°C
9th Aug 2026214 AMAQI
9th Aug 2026215 AMAQI
9th Aug 2026236 AMAQI
9th Aug 2026217 AMAQI
9th Aug 2026238 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262310 AMAQI
9th Aug 20262111 AMAQI
9th Aug 20262112 PMAQI
9th Aug 2026231 PMAQI
9th Aug 2026232 PMAQI
9th Aug 2026233 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026235 PMAQI
9th Aug 2026236 PMAQI
9th Aug 2026217 PMAQI
9th Aug 2026238 PMAQI
9th Aug 2026239 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262312 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026253 AMAQI
24°C22/26°C
10th Aug 2026254 AMAQI
10th Aug 2026255 AMAQI
10th Aug 2026236 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262310 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026252 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026254 PMAQI
10th Aug 2026275 PMAQI
10th Aug 2026276 PMAQI
10th Aug 2026277 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026279 PMAQI
10th Aug 20262910 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20262912 AMAQI
11th Aug 2026291 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026293 AMAQI
22°C20/23°C
11th Aug 2026294 AMAQI
4 AM11th Aug 2026315 AMAQI
11th Aug 2026296 AMAQI
11th Aug 2026297 AMAQI
11th Aug 2026298 AMAQI
11th Aug 2026279 AMAQI
11th Aug 20262310 AMAQI
11th Aug 20262311 AMAQI
11 AM11th Aug 20262312 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026212 PMAQI
11th Aug 2026213 PMAQI
11th Aug 2026274 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026236 PMAQI
6 PM11th Aug 2026277 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026239 PMAQI
11th Aug 20262510 PMAQI
11th Aug 20262511 PMAQI
11 PM3 AM
21°C19/23°C
Day time
Avg. Highest Time
1 PM
30AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM
25AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 1 PM (Avg. 30), while the lowest AQI was between 4 AM to 4 AM (Avg. 25).
Night time
Avg. Highest Time
7 PM
30AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
26AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 30), while the lowest AQI was between 3 AM to 3 AM (Avg. 26).
2026 Days Vs Air Quality
Nakayama, Sendai, Miyagi, Japan
2026
83%
186
17%
37
Total number of days with different AQI categories in last 223 days in 2026 (142 days remaining)
Good
186 DaysModerate
37 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Nakayama, Sendai, Miyagi, Japan
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
20AQI (US)
20AQI (US)
2nd January 2026
17AQI (US)
17AQI (US)
3rd January 2026
18AQI (US)
18AQI (US)
4th January 2026
19AQI (US)
19AQI (US)
5th January 2026
17AQI (US)
17AQI (US)
6th January 2026
19AQI (US)
19AQI (US)
7th January 2026
28AQI (US)
28AQI (US)
8th January 2026
27AQI (US)
27AQI (US)
9th January 2026
22AQI (US)
22AQI (US)
10th January 2026
23AQI (US)
23AQI (US)
11th January 2026
24AQI (US)
24AQI (US)
12th January 2026
20AQI (US)
20AQI (US)
13th January 2026
16AQI (US)
16AQI (US)
14th January 2026
13AQI (US)
13AQI (US)
15th January 2026
22AQI (US)
22AQI (US)
16th January 2026
28AQI (US)
28AQI (US)
17th January 2026
36AQI (US)
36AQI (US)
18th January 2026
19AQI (US)
19AQI (US)
19th January 2026
37AQI (US)
37AQI (US)
20th January 2026
21AQI (US)
21AQI (US)
21st January 2026
18AQI (US)
18AQI (US)
22nd January 2026
26AQI (US)
26AQI (US)
23rd January 2026
51AQI (US)
51AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
41AQI (US)
41AQI (US)
26th January 2026
29AQI (US)
29AQI (US)
27th January 2026
40AQI (US)
40AQI (US)
28th January 2026
26AQI (US)
26AQI (US)
29th January 2026
21AQI (US)
21AQI (US)
30th January 2026
36AQI (US)
36AQI (US)
31st January 2026
38AQI (US)
38AQI (US)
1st February 2026
39AQI (US)
39AQI (US)
2nd February 2026
44AQI (US)
44AQI (US)
3rd February 2026
31AQI (US)
31AQI (US)
4th February 2026
46AQI (US)
46AQI (US)
5th February 2026
46AQI (US)
46AQI (US)
6th February 2026
33AQI (US)
33AQI (US)
7th February 2026
18AQI (US)
18AQI (US)
8th February 2026
22AQI (US)
22AQI (US)
9th February 2026
44AQI (US)
44AQI (US)
10th February 2026
56AQI (US)
56AQI (US)
11th February 2026
62AQI (US)
62AQI (US)
12th February 2026
27AQI (US)
27AQI (US)
13th February 2026
26AQI (US)
26AQI (US)
14th February 2026
70AQI (US)
70AQI (US)
15th February 2026
49AQI (US)
49AQI (US)
16th February 2026
39AQI (US)
39AQI (US)
17th February 2026
18AQI (US)
18AQI (US)
18th February 2026
32AQI (US)
32AQI (US)
19th February 2026
32AQI (US)
32AQI (US)
20th February 2026
31AQI (US)
31AQI (US)
21st February 2026
48AQI (US)
48AQI (US)
22nd February 2026
43AQI (US)
43AQI (US)
23rd February 2026
38AQI (US)
38AQI (US)
24th February 2026
34AQI (US)
34AQI (US)
25th February 2026
37AQI (US)
37AQI (US)
26th February 2026
32AQI (US)
32AQI (US)
27th February 2026
41AQI (US)
41AQI (US)
28th February 2026
42AQI (US)
42AQI (US)
1st March 2026
52AQI (US)
52AQI (US)
2nd March 2026
87AQI (US)
87AQI (US)
3rd March 2026
55AQI (US)
55AQI (US)
4th March 2026
75AQI (US)
75AQI (US)
5th March 2026
69AQI (US)
69AQI (US)
6th March 2026
59AQI (US)
59AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
53AQI (US)
53AQI (US)
9th March 2026
52AQI (US)
52AQI (US)
10th March 2026
56AQI (US)
56AQI (US)
11th March 2026
55AQI (US)
55AQI (US)
12th March 2026
69AQI (US)
69AQI (US)
13th March 2026
48AQI (US)
48AQI (US)
14th March 2026
49AQI (US)
49AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
66AQI (US)
66AQI (US)
17th March 2026
59AQI (US)
59AQI (US)
18th March 2026
54AQI (US)
54AQI (US)
19th March 2026
35AQI (US)
35AQI (US)
20th March 2026
37AQI (US)
37AQI (US)
21st March 2026
53AQI (US)
53AQI (US)
22nd March 2026
37AQI (US)
37AQI (US)
23rd March 2026
41AQI (US)
41AQI (US)
24th March 2026
60AQI (US)
60AQI (US)
25th March 2026
59AQI (US)
59AQI (US)
26th March 2026
35AQI (US)
35AQI (US)
27th March 2026
23AQI (US)
23AQI (US)
28th March 2026
47AQI (US)
47AQI (US)
29th March 2026
57AQI (US)
57AQI (US)
30th March 2026
52AQI (US)
52AQI (US)
31st March 2026
44AQI (US)
44AQI (US)
1st April 2026
32AQI (US)
32AQI (US)
2nd April 2026
29AQI (US)
29AQI (US)
3rd April 2026
50AQI (US)
50AQI (US)
4th April 2026
51AQI (US)
51AQI (US)
5th April 2026
37AQI (US)
37AQI (US)
6th April 2026
22AQI (US)
22AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
26AQI (US)
26AQI (US)
9th April 2026
42AQI (US)
42AQI (US)
10th April 2026
49AQI (US)
49AQI (US)
11th April 2026
26AQI (US)
26AQI (US)
12th April 2026
20AQI (US)
20AQI (US)
13th April 2026
36AQI (US)
36AQI (US)
14th April 2026
45AQI (US)
45AQI (US)
15th April 2026
48AQI (US)
48AQI (US)
16th April 2026
30AQI (US)
30AQI (US)
17th April 2026
38AQI (US)
38AQI (US)
18th April 2026
39AQI (US)
39AQI (US)
19th April 2026
42AQI (US)
42AQI (US)
20th April 2026
33AQI (US)
33AQI (US)
21st April 2026
40AQI (US)
40AQI (US)
22nd April 2026
25AQI (US)
25AQI (US)
23rd April 2026
22AQI (US)
22AQI (US)
24th April 2026
31AQI (US)
31AQI (US)
25th April 2026
46AQI (US)
46AQI (US)
26th April 2026
46AQI (US)
46AQI (US)
27th April 2026
44AQI (US)
44AQI (US)
28th April 2026
38AQI (US)
38AQI (US)
29th April 2026
31AQI (US)
31AQI (US)
30th April 2026
41AQI (US)
41AQI (US)
1st May 2026
51AQI (US)
51AQI (US)
2nd May 2026
53AQI (US)
53AQI (US)
3rd May 2026
40AQI (US)
40AQI (US)
4th May 2026
31AQI (US)
31AQI (US)
5th May 2026
26AQI (US)
26AQI (US)
6th May 2026
38AQI (US)
38AQI (US)
7th May 2026
35AQI (US)
35AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
30AQI (US)
30AQI (US)
10th May 2026
39AQI (US)
39AQI (US)
11th May 2026
38AQI (US)
38AQI (US)
12th May 2026
42AQI (US)
42AQI (US)
13th May 2026
46AQI (US)
46AQI (US)
14th May 2026
38AQI (US)
38AQI (US)
15th May 2026
41AQI (US)
41AQI (US)
16th May 2026
84AQI (US)
84AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
60AQI (US)
60AQI (US)
22nd May 2026
61AQI (US)
61AQI (US)
23rd May 2026
55AQI (US)
55AQI (US)
24th May 2026
58AQI (US)
58AQI (US)
25th May 2026
49AQI (US)
49AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
26AQI (US)
26AQI (US)
30th May 2026
30AQI (US)
30AQI (US)
31st May 2026
31AQI (US)
31AQI (US)
1st June 2026
29AQI (US)
29AQI (US)
2nd June 2026
35AQI (US)
35AQI (US)
3rd June 2026
25AQI (US)
25AQI (US)
4th June 2026
14AQI (US)
14AQI (US)
5th June 2026
21AQI (US)
21AQI (US)
6th June 2026
23AQI (US)
23AQI (US)
7th June 2026
20AQI (US)
20AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
21AQI (US)
21AQI (US)
11th June 2026
23AQI (US)
23AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
27AQI (US)
27AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
24AQI (US)
24AQI (US)
16th June 2026
19AQI (US)
19AQI (US)
17th June 2026
25AQI (US)
25AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
28AQI (US)
28AQI (US)
20th June 2026
21AQI (US)
21AQI (US)
21st June 2026
19AQI (US)
19AQI (US)
22nd June 2026
18AQI (US)
18AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
27AQI (US)
27AQI (US)
26th June 2026
29AQI (US)
29AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
29AQI (US)
29AQI (US)
30th June 2026
24AQI (US)
24AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
23AQI (US)
23AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
22AQI (US)
22AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
24AQI (US)
24AQI (US)
8th July 2026
23AQI (US)
23AQI (US)
9th July 2026
24AQI (US)
24AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
30AQI (US)
30AQI (US)
12th July 2026
27AQI (US)
27AQI (US)
13th July 2026
16AQI (US)
16AQI (US)
14th July 2026
27AQI (US)
27AQI (US)
15th July 2026
32AQI (US)
32AQI (US)
16th July 2026
50AQI (US)
50AQI (US)
17th July 2026
38AQI (US)
38AQI (US)
18th July 2026
9AQI (US)
9AQI (US)
19th July 2026
23AQI (US)
23AQI (US)
20th July 2026
50AQI (US)
50AQI (US)
21st July 2026
57AQI (US)
57AQI (US)
22nd July 2026
54AQI (US)
54AQI (US)
23rd July 2026
31AQI (US)
31AQI (US)
24th July 2026
26AQI (US)
26AQI (US)
25th July 2026
23AQI (US)
23AQI (US)
26th July 2026
17AQI (US)
17AQI (US)
27th July 2026
19AQI (US)
19AQI (US)
28th July 2026
23AQI (US)
23AQI (US)
29th July 2026
24AQI (US)
24AQI (US)
30th July 2026
24AQI (US)
24AQI (US)
31st July 2026
23AQI (US)
23AQI (US)
1st August 2026
24AQI (US)
24AQI (US)
2nd August 2026
17AQI (US)
17AQI (US)
3rd August 2026
21AQI (US)
21AQI (US)
4th August 2026
25AQI (US)
25AQI (US)
5th August 2026
22AQI (US)
22AQI (US)
6th August 2026
23AQI (US)
23AQI (US)
7th August 2026
31AQI (US)
31AQI (US)
8th August 2026
32AQI (US)
32AQI (US)
9th August 2026
23AQI (US)
23AQI (US)
10th August 2026
25AQI (US)
25AQI (US)
11th August 2026
26AQI (US)
26AQI (US)
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
26AQI (US)
39AQI (US)
53AQI (US)
36AQI (US)
44AQI (US)
24AQI (US)
28AQI (US)
24AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
30
1
25
3
11
20
29
1
21
10
30
29
2
11
186
37
Highest AQI (US) recorded in
March53AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202537AQI (US)
31
28
26
5
28
2
29
2
27
3
15
16
30
1
30
20
11
26
4
29
2
319
46
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
February25AQI (US)
202431AQI (US)
31
27
2
28
3
17
9
2
2
29
2
28
2
27
4
31
30
31
30
31
340
22
2
2
Highest AQI (US) recorded in
April58AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
202336AQI (US)
29
2
23
5
17
12
12
17
1
24
7
25
5
24
7
26
5
29
1
31
27
2
29
2
296
65
1
Highest AQI (US) recorded in
April56AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202228AQI (US)
30
21
26
5
23
5
26
5
27
3
22
1
28
31
30
31
296
18
Highest AQI (US) recorded in
April40AQI (US)
Lowest AQI (US) recorded in
December17AQI (US)
202129AQI (US)
30
25
3
22
8
1
29
1
27
4
23
7
27
4
31
30
31
30
31
336
27
1
Highest AQI (US) recorded in
March42AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
202031AQI (US)
10
3
18
3
15
3
26
4
31
18
13
19
30
1
27
3
30
1
224
31
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
37AQI (US)Least Polluted Year Recorded
2022(Avg.)
28AQI (US)Nakayama's annual 2026 AQI (US) (35) shows an average percentage change of 10.5% (worsened AQI (US)) compared to previous years: 2020 (31), 2021 (29), 2022 (28), 2023 (36), 2024 (31), 2025 (37).
