Tateyama, Chiba, 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
Tateyama, Chiba, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
64AQILowest AQI recorded on
7th Aug 2023
12AQISame Day Analysis (3rd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 18 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Tateyama, Chiba, Japan
AQI
Day
Night
.
4 AM2nd Aug 2026
6 PM
3 AM3rd Aug 2026
Day time
Avg. Highest Time
1PM2nd Aug
71AQI
Avg. Lowest Time
4AM2nd Aug
53AQI
Night time
Avg. Highest Time
7PM2nd Aug
54AQI
Avg. Lowest Time
1AM3rd Aug
8AQI
In the last 24 hours,
Tateyama's AQI reached its highest point of 71 at 1 PM during the Day, while the lowest point, 8, was recorded at 1 AM during the Night between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tateyama, Chiba, Japan
JulAug
05th - 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 - 02nd02nd - 03rd03rd
Day
Night
5th Jul 2026224 AMAQI
5th Jul 2026185 AMAQI
5th Jul 2026226 AMAQI
5th Jul 2026207 AMAQI
5th Jul 2026228 AMAQI
5th Jul 2026209 AMAQI
5th Jul 20261810 AMAQI
5th Jul 20261711 AMAQI
5th Jul 20261812 PMAQI
5th Jul 2026201 PMAQI
5th Jul 2026222 PMAQI
5th Jul 2026233 PMAQI
5th Jul 2026234 PMAQI
5th Jul 2026225 PMAQI
5th Jul 2026246 PMAQI
5th Jul 2026247 PMAQI
5th Jul 2026218 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262210 PMAQI
5th Jul 20262211 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026242 AMAQI
6th Jul 2026273 AMAQI
23°C22/24°C
6th Jul 2026224 AMAQI
6th Jul 2026265 AMAQI
6th Jul 2026246 AMAQI
6th Jul 2026227 AMAQI
6th Jul 2026268 AMAQI
6th Jul 2026209 AMAQI
6th Jul 20262610 AMAQI
6th Jul 20263811 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026222 PMAQI
6th Jul 2026243 PMAQI
6th Jul 2026264 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026226 PMAQI
6th Jul 2026247 PMAQI
6th Jul 2026278 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20262510 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026271 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026283 AMAQI
23°C22/24°C
7th Jul 2026264 AMAQI
7th Jul 2026265 AMAQI
7th Jul 2026266 AMAQI
7th Jul 2026277 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262411 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026222 PMAQI
7th Jul 2026273 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026289 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262411 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026162 AMAQI
8th Jul 202683 AMAQI
23°C22/25°C
8th Jul 202684 AMAQI
8th Jul 202685 AMAQI
8th Jul 2026266 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026249 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026222 PMAQI
8th Jul 2026163 PMAQI
8th Jul 202684 PMAQI
8th Jul 2026165 PMAQI
8th Jul 2026226 PMAQI
8th Jul 2026147 PMAQI
8th Jul 2026188 PMAQI
8th Jul 2026189 PMAQI
8th Jul 20261610 PMAQI
8th Jul 20261811 PMAQI
9th Jul 20261212 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026262 AMAQI
9th Jul 2026123 AMAQI
23°C22/25°C
9th Jul 2026164 AMAQI
9th Jul 2026165 AMAQI
9th Jul 202686 AMAQI
9th Jul 202697 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262011 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026191 PMAQI
9th Jul 2026212 PMAQI
9th Jul 2026163 PMAQI
9th Jul 2026224 PMAQI
9th Jul 2026225 PMAQI
9th Jul 2026146 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026188 PMAQI
9th Jul 2026169 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262612 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026222 AMAQI
10th Jul 2026163 AMAQI
24°C23/25°C
10th Jul 2026224 AMAQI
10th Jul 2026245 AMAQI
10th Jul 2026206 AMAQI
10th Jul 2026187 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026269 AMAQI
10th Jul 20262610 AMAQI
10th Jul 20261711 AMAQI
10th Jul 20262312 PMAQI
10th Jul 2026251 PMAQI
10th Jul 2026212 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026144 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026166 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026188 PMAQI
10th Jul 2026269 PMAQI
10th Jul 20261910 PMAQI
10th Jul 20262011 PMAQI
11th Jul 20262012 AMAQI
11th Jul 202681 AMAQI
11th Jul 2026182 AMAQI
11th Jul 2026183 AMAQI
25°C24/26°C
11th Jul 2026264 AMAQI
11th Jul 2026305 AMAQI
11th Jul 202686 AMAQI
11th Jul 2026197 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026209 AMAQI
11th Jul 20262210 AMAQI
11th Jul 20262611 AMAQI
11th Jul 20261612 PMAQI
11th Jul 2026201 PMAQI
11th Jul 2026202 PMAQI
11th Jul 2026203 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026185 PMAQI
11th Jul 2026186 PMAQI
11th Jul 202687 PMAQI
11th Jul 2026208 PMAQI
11th Jul 2026209 PMAQI
11th Jul 20262810 PMAQI
11th Jul 2026811 PMAQI
12th Jul 2026812 AMAQI
12th Jul 2026201 AMAQI
12th Jul 2026202 AMAQI
12th Jul 2026163 AMAQI
25°C24/26°C
12th Jul 2026184 AMAQI
12th Jul 2026165 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026299 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026253 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20261911 PMAQI
13th Jul 20262112 AMAQI
13th Jul 2026381 AMAQI
13th Jul 2026402 AMAQI
13th Jul 2026363 AMAQI
25°C25/26°C
13th Jul 2026264 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026267 AMAQI
13th Jul 2026288 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20263212 PMAQI
13th Jul 2026281 PMAQI
13th Jul 2026282 PMAQI
13th Jul 2026283 PMAQI
13th Jul 2026244 PMAQI
13th Jul 2026285 PMAQI
13th Jul 2026466 PMAQI
13th Jul 2026607 PMAQI
13th Jul 2026528 PMAQI
13th Jul 2026529 PMAQI
13th Jul 20265610 PMAQI
13th Jul 20265511 PMAQI
14th Jul 20265312 AMAQI
14th Jul 2026461 AMAQI
14th Jul 2026442 AMAQI
14th Jul 2026423 AMAQI
26°C25/27°C
14th Jul 2026504 AMAQI
14th Jul 2026405 AMAQI
14th Jul 2026316 AMAQI
14th Jul 2026327 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262612 PMAQI
14th Jul 2026241 PMAQI
14th Jul 2026242 PMAQI
14th Jul 2026223 PMAQI
14th Jul 2026234 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026317 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263011 PMAQI
15th Jul 20263212 AMAQI
15th Jul 2026321 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026303 AMAQI
26°C24/27°C
15th Jul 2026264 AMAQI
15th Jul 2026305 AMAQI
15th Jul 2026286 AMAQI
15th Jul 2026347 AMAQI
15th Jul 2026328 AMAQI
15th Jul 2026349 AMAQI
15th Jul 20263210 AMAQI
15th Jul 20262811 AMAQI
15th Jul 20262812 PMAQI
15th Jul 2026261 PMAQI
15th Jul 2026262 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026334 PMAQI
15th Jul 2026365 PMAQI
15th Jul 2026366 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026318 PMAQI
15th Jul 2026309 PMAQI
15th Jul 20263410 PMAQI
15th Jul 20263211 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026381 AMAQI
16th Jul 2026382 AMAQI
16th Jul 2026513 AMAQI
26°C25/27°C
16th Jul 2026304 AMAQI
16th Jul 2026385 AMAQI
16th Jul 2026686 AMAQI
16th Jul 2026687 AMAQI
16th Jul 2026698 AMAQI
16th Jul 2026699 AMAQI
16th Jul 20266710 AMAQI
16th Jul 20265811 AMAQI
16th Jul 20266212 PMAQI
16th Jul 2026661 PMAQI
16th Jul 2026662 PMAQI
16th Jul 2026703 PMAQI
16th Jul 2026604 PMAQI
16th Jul 2026725 PMAQI
16th Jul 2026686 PMAQI
16th Jul 2026647 PMAQI
16th Jul 2026668 PMAQI
16th Jul 2026649 PMAQI
16th Jul 20266610 PMAQI
16th Jul 20266411 PMAQI
17th Jul 20266012 AMAQI
17th Jul 2026621 AMAQI
17th Jul 2026622 AMAQI
17th Jul 2026583 AMAQI
26°C25/27°C
17th Jul 2026594 AMAQI
17th Jul 2026625 AMAQI
17th Jul 2026596 AMAQI
17th Jul 2026577 AMAQI
17th Jul 2026568 AMAQI
17th Jul 2026589 AMAQI
17th Jul 20266210 AMAQI
17th Jul 20266111 AMAQI
17th Jul 20266012 PMAQI
17th Jul 2026621 PMAQI
17th Jul 2026562 PMAQI
17th Jul 2026523 PMAQI
17th Jul 2026514 PMAQI
17th Jul 2026535 PMAQI
17th Jul 2026526 PMAQI
17th Jul 2026497 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026469 PMAQI
17th Jul 20264010 PMAQI
17th Jul 20264211 PMAQI
18th Jul 20264112 AMAQI
18th Jul 2026341 AMAQI
18th Jul 2026342 AMAQI
18th Jul 2026313 AMAQI
26°C25/27°C
18th Jul 2026274 AMAQI
18th Jul 2026205 AMAQI
18th Jul 2026206 AMAQI
18th Jul 2026217 AMAQI
18th Jul 2026168 AMAQI
18th Jul 2026169 AMAQI
18th Jul 20261810 AMAQI
18th Jul 20261611 AMAQI
18th Jul 20262012 PMAQI
18th Jul 2026201 PMAQI
18th Jul 2026162 PMAQI
18th Jul 2026183 PMAQI
18th Jul 2026144 PMAQI
18th Jul 2026165 PMAQI
18th Jul 2026166 PMAQI
18th Jul 2026167 PMAQI
18th Jul 2026168 PMAQI
18th Jul 202699 PMAQI
18th Jul 20261010 PMAQI
18th Jul 20261211 PMAQI
19th Jul 20261112 AMAQI
19th Jul 202691 AMAQI
19th Jul 202682 AMAQI
19th Jul 202683 AMAQI
26°C25/27°C
19th Jul 202684 AMAQI
19th Jul 202695 AMAQI
19th Jul 202686 AMAQI
19th Jul 2026127 AMAQI
19th Jul 2026148 AMAQI
19th Jul 2026129 AMAQI
19th Jul 20261610 AMAQI
19th Jul 20261811 AMAQI
19th Jul 20262012 PMAQI
19th Jul 2026201 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026213 PMAQI
19th Jul 2026244 PMAQI
19th Jul 2026245 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262410 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026231 AMAQI
20th Jul 2026242 AMAQI
20th Jul 2026253 AMAQI
26°C25/27°C
20th Jul 2026254 AMAQI
20th Jul 2026295 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026238 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262410 AMAQI
20th Jul 20263411 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026311 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026213 PMAQI
20th Jul 2026284 PMAQI
20th Jul 2026245 PMAQI
20th Jul 2026236 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026228 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20262110 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20264012 AMAQI
21st Jul 2026401 AMAQI
21st Jul 2026382 AMAQI
21st Jul 2026323 AMAQI
27°C26/28°C
21st Jul 2026254 AMAQI
21st Jul 2026275 AMAQI
21st Jul 2026386 AMAQI
21st Jul 2026387 AMAQI
21st Jul 2026368 AMAQI
21st Jul 2026339 AMAQI
21st Jul 20263610 AMAQI
21st Jul 20263611 AMAQI
21st Jul 2026321 PMAQI
21st Jul 2026212 PMAQI
21st Jul 2026293 PMAQI
21st Jul 2026314 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026426 PMAQI
21st Jul 2026867 PMAQI
21st Jul 2026448 PMAQI
21st Jul 2026479 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20264211 PMAQI
22nd Jul 20264212 AMAQI
22nd Jul 2026421 AMAQI
22nd Jul 2026582 AMAQI
22nd Jul 2026583 AMAQI
27°C26/28°C
22nd Jul 2026524 AMAQI
22nd Jul 2026465 AMAQI
22nd Jul 2026566 AMAQI
22nd Jul 2026447 AMAQI
22nd Jul 2026458 AMAQI
22nd Jul 2026499 AMAQI
22nd Jul 20265310 AMAQI
22nd Jul 20265611 AMAQI
22nd Jul 20265812 PMAQI
22nd Jul 2026511 PMAQI
22nd Jul 2026492 PMAQI
22nd Jul 2026493 PMAQI
22nd Jul 2026514 PMAQI
22nd Jul 2026555 PMAQI
22nd Jul 2026546 PMAQI
22nd Jul 2026567 PMAQI
22nd Jul 2026528 PMAQI
22nd Jul 2026569 PMAQI
22nd Jul 20265410 PMAQI
22nd Jul 20265811 PMAQI
23rd Jul 20265212 AMAQI
23rd Jul 2026461 AMAQI
23rd Jul 2026532 AMAQI
23rd Jul 2026513 AMAQI
27°C26/28°C
23rd Jul 2026504 AMAQI
23rd Jul 2026485 AMAQI
23rd Jul 2026546 AMAQI
23rd Jul 2026537 AMAQI
23rd Jul 2026548 AMAQI
23rd Jul 2026689 AMAQI
23rd Jul 20266410 AMAQI
23rd Jul 20267211 AMAQI
23rd Jul 20267212 PMAQI
23rd Jul 2026741 PMAQI
23rd Jul 2026892 PMAQI
23rd Jul 2026803 PMAQI
23rd Jul 2026604 PMAQI
23rd Jul 2026565 PMAQI
23rd Jul 2026686 PMAQI
23rd Jul 2026757 PMAQI
23rd Jul 2026708 PMAQI
23rd Jul 2026599 PMAQI
23rd Jul 20264610 PMAQI
23rd Jul 20263011 PMAQI
24th Jul 20264312 AMAQI
24th Jul 2026471 AMAQI
24th Jul 2026482 AMAQI
24th Jul 2026523 AMAQI
28°C26/30°C
24th Jul 2026464 AMAQI
24th Jul 2026505 AMAQI
24th Jul 2026426 AMAQI
24th Jul 2026447 AMAQI
24th Jul 2026508 AMAQI
24th Jul 2026499 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20264011 AMAQI
24th Jul 20263012 PMAQI
24th Jul 2026321 PMAQI
24th Jul 2026372 PMAQI
24th Jul 2026393 PMAQI
24th Jul 2026414 PMAQI
24th Jul 2026415 PMAQI
24th Jul 2026456 PMAQI
24th Jul 2026507 PMAQI
24th Jul 2026488 PMAQI
24th Jul 2026459 PMAQI
24th Jul 20264710 PMAQI
24th Jul 20265111 PMAQI
25th Jul 20265212 AMAQI
25th Jul 2026511 AMAQI
25th Jul 2026502 AMAQI
25th Jul 2026533 AMAQI
27°C26/29°C
25th Jul 2026544 AMAQI
25th Jul 2026585 AMAQI
25th Jul 2026566 AMAQI
25th Jul 2026557 AMAQI
25th Jul 2026648 AMAQI
25th Jul 2026729 AMAQI
25th Jul 20268410 AMAQI
25th Jul 20268211 AMAQI
25th Jul 20267412 PMAQI
25th Jul 2026711 PMAQI
25th Jul 2026722 PMAQI
25th Jul 2026793 PMAQI
25th Jul 2026834 PMAQI
25th Jul 2026845 PMAQI
25th Jul 2026776 PMAQI
25th Jul 2026607 PMAQI
25th Jul 2026368 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20261310 PMAQI
25th Jul 20261411 PMAQI
26th Jul 20261212 AMAQI
26th Jul 2026121 AMAQI
26th Jul 2026122 AMAQI
26th Jul 202683 AMAQI
27°C24/29°C
26th Jul 202684 AMAQI
26th Jul 202685 AMAQI
26th Jul 2026116 AMAQI
26th Jul 2026127 AMAQI
26th Jul 2026168 AMAQI
26th Jul 2026249 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262211 AMAQI
26th Jul 20262712 PMAQI
26th Jul 2026361 PMAQI
26th Jul 2026432 PMAQI
26th Jul 2026503 PMAQI
26th Jul 2026464 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026487 PMAQI
26th Jul 2026418 PMAQI
26th Jul 2026219 PMAQI
26th Jul 20262810 PMAQI
26th Jul 20262811 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026321 AMAQI
27th Jul 2026322 AMAQI
27th Jul 2026323 AMAQI
26°C24/27°C
27th Jul 2026334 AMAQI
27th Jul 2026425 AMAQI
27th Jul 2026456 AMAQI
27th Jul 2026427 AMAQI
27th Jul 2026428 AMAQI
27th Jul 2026329 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20262211 AMAQI
27th Jul 20262712 PMAQI
27th Jul 2026291 PMAQI
27th Jul 2026262 PMAQI
27th Jul 2026223 PMAQI
27th Jul 2026154 PMAQI
27th Jul 2026235 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026321 AMAQI
28th Jul 2026322 AMAQI
28th Jul 2026253 AMAQI
26°C24/27°C
28th Jul 2026234 AMAQI
28th Jul 2026235 AMAQI
28th Jul 2026246 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20264412 PMAQI
28th Jul 2026421 PMAQI
28th Jul 2026402 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026414 PMAQI
28th Jul 2026405 PMAQI
28th Jul 2026336 PMAQI
28th Jul 2026297 PMAQI
28th Jul 2026278 PMAQI
28th Jul 2026279 PMAQI
28th Jul 20262410 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026273 AMAQI
26°C24/27°C
29th Jul 2026334 AMAQI
29th Jul 2026315 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026369 AMAQI
29th Jul 20262910 AMAQI
29th Jul 20262711 AMAQI
29th Jul 20262912 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026312 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20264411 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026441 AMAQI
30th Jul 2026462 AMAQI
30th Jul 2026443 AMAQI
27°C25/28°C
30th Jul 2026444 AMAQI
30th Jul 2026485 AMAQI
30th Jul 2026346 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026299 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20263111 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026426 PMAQI
30th Jul 2026377 PMAQI
30th Jul 2026368 PMAQI
30th Jul 2026389 PMAQI
30th Jul 20265410 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20264812 AMAQI
31st Jul 2026601 AMAQI
31st Jul 2026632 AMAQI
31st Jul 2026643 AMAQI
27°C26/28°C
31st Jul 2026594 AMAQI
31st Jul 2026605 AMAQI
31st Jul 2026646 AMAQI
31st Jul 2026587 AMAQI
31st Jul 2026548 AMAQI
31st Jul 2026569 AMAQI
31st Jul 20266410 AMAQI
31st Jul 20266311 AMAQI
31st Jul 20265612 PMAQI
31st Jul 2026581 PMAQI
31st Jul 2026622 PMAQI
31st Jul 2026653 PMAQI
31st Jul 2026734 PMAQI
31st Jul 2026785 PMAQI
31st Jul 2026716 PMAQI
31st Jul 2026587 PMAQI
31st Jul 2026718 PMAQI
31st Jul 2026699 PMAQI
31st Jul 20266010 PMAQI
31st Jul 20266111 PMAQI
1st Aug 20265712 AMAQI
1st Aug 2026521 AMAQI
1st Aug 2026482 AMAQI
1st Aug 2026513 AMAQI
27°C26/29°C
1st Aug 2026504 AMAQI
1st Aug 2026545 AMAQI
1st Aug 2026546 AMAQI
1st Aug 2026547 AMAQI
1st Aug 2026568 AMAQI
1st Aug 2026539 AMAQI
1st Aug 20265610 AMAQI
1st Aug 20265811 AMAQI
1st Aug 20266012 PMAQI
1st Aug 2026691 PMAQI
1st Aug 2026692 PMAQI
1st Aug 2026743 PMAQI
1st Aug 2026724 PMAQI
1st Aug 2026685 PMAQI
1st Aug 2026626 PMAQI
1st Aug 2026657 PMAQI
1st Aug 2026628 PMAQI
1st Aug 2026629 PMAQI
1st Aug 20265910 PMAQI
1st Aug 20265811 PMAQI
2nd Aug 20265912 AMAQI
2nd Aug 2026571 AMAQI
2nd Aug 2026572 AMAQI
2nd Aug 2026533 AMAQI
27°C26/29°C
2nd Aug 2026534 AMAQI
2nd Aug 2026565 AMAQI
2nd Aug 2026576 AMAQI
2nd Aug 2026567 AMAQI
2nd Aug 2026598 AMAQI
2nd Aug 2026679 AMAQI
2nd Aug 20266710 AMAQI
2nd Aug 20266711 AMAQI
2nd Aug 20266612 PMAQI
2nd Aug 2026711 PMAQI
2nd Aug 2026712 PMAQI
2nd Aug 2026663 PMAQI
2nd Aug 2026634 PMAQI
2nd Aug 2026565 PMAQI
2nd Aug 2026546 PMAQI
2nd Aug 2026547 PMAQI
2nd Aug 2026528 PMAQI
2nd Aug 2026459 PMAQI
2nd Aug 20263610 PMAQI
2nd Aug 20261811 PMAQI
3rd Aug 20261112 AMAQI
3rd Aug 202681 AMAQI
3rd Aug 2026122 AMAQI
3rd Aug 2026183 AMAQI
27°C25/29°C
3rd Aug 2026164 AMAQI
4 AM3rd Aug 202685 AMAQI
3rd Aug 202686 AMAQI
3rd Aug 202687 AMAQI
3rd Aug 202688 AMAQI
3rd Aug 202689 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 20261011 AMAQI
11 AM3rd Aug 20262112 PMAQI
3rd Aug 2026311 PMAQI
3rd Aug 2026322 PMAQI
3rd Aug 2026323 PMAQI
3rd Aug 2026264 PMAQI
3rd Aug 2026235 PMAQI
3rd Aug 2026266 PMAQI
6 PM3rd Aug 2026217 PMAQI
3rd Aug 2026208 PMAQI
3rd Aug 2026189 PMAQI
3rd Aug 20261910 PMAQI
3rd Aug 20262011 PMAQI
11 PM3 AM
25°C24/27°C
Day time
Avg. Highest Time
8 AM - 6 PM
36AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
4 AM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 6 PM (Avg. 36), while the lowest AQI was between 4 AM to 4 AM (Avg. 32).
Night time
Avg. Highest Time
7 PM
39AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
11 PM
32AQI
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. 39), while the lowest AQI was between 11 PM to 11 PM (Avg. 32).
2026 Days Vs Air Quality
Tateyama, Chiba, Japan
2026
89%
191
11%
24
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Good
191 DaysModerate
24 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2026, 89% of 215 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
Tateyama, Chiba, 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
24AQI (US)
24AQI (US)
2nd January 2026
18AQI (US)
18AQI (US)
3rd January 2026
19AQI (US)
19AQI (US)
4th January 2026
21AQI (US)
21AQI (US)
5th January 2026
28AQI (US)
28AQI (US)
6th January 2026
20AQI (US)
20AQI (US)
7th January 2026
25AQI (US)
25AQI (US)
8th January 2026
37AQI (US)
37AQI (US)
9th January 2026
14AQI (US)
14AQI (US)
10th January 2026
30AQI (US)
30AQI (US)
11th January 2026
27AQI (US)
27AQI (US)
12th January 2026
17AQI (US)
17AQI (US)
13th January 2026
26AQI (US)
26AQI (US)
14th January 2026
20AQI (US)
20AQI (US)
15th January 2026
31AQI (US)
31AQI (US)
16th January 2026
51AQI (US)
51AQI (US)
17th January 2026
50AQI (US)
50AQI (US)
18th January 2026
28AQI (US)
28AQI (US)
19th January 2026
38AQI (US)
38AQI (US)
20th January 2026
35AQI (US)
35AQI (US)
21st January 2026
17AQI (US)
17AQI (US)
22nd January 2026
23AQI (US)
23AQI (US)
23rd January 2026
34AQI (US)
34AQI (US)
24th January 2026
36AQI (US)
36AQI (US)
25th January 2026
43AQI (US)
43AQI (US)
26th January 2026
22AQI (US)
22AQI (US)
27th January 2026
35AQI (US)
35AQI (US)
28th January 2026
29AQI (US)
29AQI (US)
29th January 2026
23AQI (US)
23AQI (US)
30th January 2026
37AQI (US)
37AQI (US)
31st January 2026
34AQI (US)
34AQI (US)
1st February 2026
31AQI (US)
31AQI (US)
2nd February 2026
18AQI (US)
18AQI (US)
3rd February 2026
17AQI (US)
17AQI (US)
4th February 2026
28AQI (US)
28AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
48AQI (US)
48AQI (US)
7th February 2026
15AQI (US)
15AQI (US)
8th February 2026
12AQI (US)
12AQI (US)
9th February 2026
34AQI (US)
34AQI (US)
10th February 2026
35AQI (US)
35AQI (US)
11th February 2026
51AQI (US)
51AQI (US)
12th February 2026
32AQI (US)
32AQI (US)
13th February 2026
37AQI (US)
37AQI (US)
14th February 2026
46AQI (US)
46AQI (US)
15th February 2026
44AQI (US)
44AQI (US)
16th February 2026
43AQI (US)
43AQI (US)
17th February 2026
19AQI (US)
19AQI (US)
18th February 2026
32AQI (US)
32AQI (US)
19th February 2026
31AQI (US)
31AQI (US)
20th February 2026
34AQI (US)
34AQI (US)
21st February 2026
40AQI (US)
40AQI (US)
22nd February 2026
34AQI (US)
34AQI (US)
23rd February 2026
27AQI (US)
27AQI (US)
24th February 2026
39AQI (US)
39AQI (US)
25th February 2026
29AQI (US)
29AQI (US)
26th February 2026
15AQI (US)
15AQI (US)
27th February 2026
40AQI (US)
40AQI (US)
28th February 2026
39AQI (US)
39AQI (US)
1st March 2026
30AQI (US)
30AQI (US)
2nd March 2026
56AQI (US)
56AQI (US)
3rd March 2026
36AQI (US)
36AQI (US)
4th March 2026
46AQI (US)
46AQI (US)
5th March 2026
48AQI (US)
48AQI (US)
6th March 2026
46AQI (US)
46AQI (US)
7th March 2026
31AQI (US)
31AQI (US)
8th March 2026
22AQI (US)
22AQI (US)
9th March 2026
39AQI (US)
39AQI (US)
10th March 2026
56AQI (US)
56AQI (US)
11th March 2026
52AQI (US)
52AQI (US)
12th March 2026
57AQI (US)
57AQI (US)
13th March 2026
37AQI (US)
37AQI (US)
14th March 2026
43AQI (US)
43AQI (US)
15th March 2026
55AQI (US)
55AQI (US)
16th March 2026
47AQI (US)
47AQI (US)
17th March 2026
43AQI (US)
43AQI (US)
18th March 2026
45AQI (US)
45AQI (US)
19th March 2026
37AQI (US)
37AQI (US)
20th March 2026
35AQI (US)
35AQI (US)
21st March 2026
41AQI (US)
41AQI (US)
22nd March 2026
46AQI (US)
46AQI (US)
23rd March 2026
28AQI (US)
28AQI (US)
24th March 2026
45AQI (US)
45AQI (US)
25th March 2026
57AQI (US)
57AQI (US)
26th March 2026
22AQI (US)
22AQI (US)
27th March 2026
29AQI (US)
29AQI (US)
28th March 2026
50AQI (US)
50AQI (US)
29th March 2026
48AQI (US)
48AQI (US)
30th March 2026
48AQI (US)
48AQI (US)
31st March 2026
24AQI (US)
24AQI (US)
1st April 2026
27AQI (US)
27AQI (US)
2nd April 2026
26AQI (US)
26AQI (US)
3rd April 2026
39AQI (US)
39AQI (US)
4th April 2026
44AQI (US)
44AQI (US)
5th April 2026
37AQI (US)
37AQI (US)
6th April 2026
32AQI (US)
32AQI (US)
7th April 2026
27AQI (US)
27AQI (US)
8th April 2026
20AQI (US)
20AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
48AQI (US)
48AQI (US)
11th April 2026
40AQI (US)
40AQI (US)
12th April 2026
30AQI (US)
30AQI (US)
13th April 2026
34AQI (US)
34AQI (US)
14th April 2026
39AQI (US)
39AQI (US)
15th April 2026
32AQI (US)
32AQI (US)
16th April 2026
33AQI (US)
33AQI (US)
17th April 2026
34AQI (US)
34AQI (US)
18th April 2026
25AQI (US)
25AQI (US)
19th April 2026
29AQI (US)
29AQI (US)
20th April 2026
34AQI (US)
34AQI (US)
21st April 2026
38AQI (US)
38AQI (US)
22nd April 2026
45AQI (US)
45AQI (US)
23rd April 2026
37AQI (US)
37AQI (US)
24th April 2026
32AQI (US)
32AQI (US)
25th April 2026
44AQI (US)
44AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
48AQI (US)
48AQI (US)
28th April 2026
43AQI (US)
43AQI (US)
29th April 2026
41AQI (US)
41AQI (US)
30th April 2026
35AQI (US)
35AQI (US)
1st May 2026
48AQI (US)
48AQI (US)
2nd May 2026
46AQI (US)
46AQI (US)
3rd May 2026
34AQI (US)
34AQI (US)
4th May 2026
31AQI (US)
31AQI (US)
5th May 2026
22AQI (US)
22AQI (US)
6th May 2026
27AQI (US)
27AQI (US)
7th May 2026
26AQI (US)
26AQI (US)
8th May 2026
22AQI (US)
22AQI (US)
9th May 2026
26AQI (US)
26AQI (US)
10th May 2026
26AQI (US)
26AQI (US)
11th May 2026
25AQI (US)
25AQI (US)
12th May 2026
26AQI (US)
26AQI (US)
13th May 2026
35AQI (US)
35AQI (US)
14th May 2026
32AQI (US)
32AQI (US)
15th May 2026
33AQI (US)
33AQI (US)
16th May 2026
86AQI (US)
86AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
50AQI (US)
50AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
58AQI (US)
58AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
51AQI (US)
51AQI (US)
24th May 2026
58AQI (US)
58AQI (US)
25th May 2026
46AQI (US)
46AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
24AQI (US)
24AQI (US)
30th May 2026
23AQI (US)
23AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
28AQI (US)
28AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
26AQI (US)
26AQI (US)
4th June 2026
22AQI (US)
22AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
22AQI (US)
22AQI (US)
7th June 2026
30AQI (US)
30AQI (US)
8th June 2026
12AQI (US)
12AQI (US)
9th June 2026
17AQI (US)
17AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
24AQI (US)
24AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
43AQI (US)
43AQI (US)
14th June 2026
34AQI (US)
34AQI (US)
15th June 2026
11AQI (US)
11AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
26AQI (US)
26AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
23AQI (US)
23AQI (US)
22nd June 2026
20AQI (US)
20AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
28AQI (US)
28AQI (US)
27th June 2026
25AQI (US)
25AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
31AQI (US)
31AQI (US)
30th June 2026
29AQI (US)
29AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
24AQI (US)
24AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
25AQI (US)
25AQI (US)
7th July 2026
26AQI (US)
26AQI (US)
8th July 2026
19AQI (US)
19AQI (US)
9th July 2026
19AQI (US)
19AQI (US)
10th July 2026
22AQI (US)
22AQI (US)
11th July 2026
19AQI (US)
19AQI (US)
12th July 2026
24AQI (US)
24AQI (US)
13th July 2026
35AQI (US)
35AQI (US)
14th July 2026
33AQI (US)
33AQI (US)
15th July 2026
31AQI (US)
31AQI (US)
16th July 2026
59AQI (US)
59AQI (US)
17th July 2026
55AQI (US)
55AQI (US)
18th July 2026
20AQI (US)
20AQI (US)
19th July 2026
17AQI (US)
17AQI (US)
20th July 2026
25AQI (US)
25AQI (US)
21st July 2026
38AQI (US)
38AQI (US)
22nd July 2026
52AQI (US)
52AQI (US)
23rd July 2026
60AQI (US)
60AQI (US)
24th July 2026
44AQI (US)
44AQI (US)
25th July 2026
59AQI (US)
59AQI (US)
26th July 2026
26AQI (US)
26AQI (US)
27th July 2026
29AQI (US)
29AQI (US)
28th July 2026
30AQI (US)
30AQI (US)
29th July 2026
28AQI (US)
28AQI (US)
30th July 2026
36AQI (US)
36AQI (US)
31st July 2026
62AQI (US)
62AQI (US)
1st August 2026
60AQI (US)
60AQI (US)
2nd August 2026
56AQI (US)
56AQI (US)
3rd August 2026
18AQI (US)
18AQI (US)
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
29AQI (US)
33AQI (US)
42AQI (US)
36AQI (US)
39AQI (US)
25AQI (US)
33AQI (US)
45AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
30
1
27
1
25
6
30
23
8
30
25
6
1
2
191
24
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202537AQI (US)
31
28
24
7
29
1
30
1
29
1
23
8
24
7
29
1
23
8
25
5
26
5
321
44
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
May31AQI (US)
202435AQI (US)
30
29
27
4
26
4
28
3
27
3
18
13
31
29
1
29
2
29
1
31
334
31
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
202334AQI (US)
30
1
27
1
28
3
25
5
29
2
26
4
27
4
28
3
29
1
29
2
25
4
29
2
332
32
Highest AQI (US) recorded in
April45AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202234AQI (US)
31
21
28
3
25
5
28
3
29
1
23
1
2
26
2
30
1
29
1
31
303
17
Highest AQI (US) recorded in
March40AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202133AQI (US)
27
3
24
4
30
1
28
2
25
6
27
3
28
3
27
4
30
31
29
1
31
337
27
Highest AQI (US) recorded in
May39AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202035AQI (US)
11
2
19
2
17
1
22
8
31
24
6
1
19
31
26
4
30
1
230
24
1
Highest AQI (US) recorded in
June40AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
37AQI (US)Least Polluted Year Recorded
2021(Avg.)
33AQI (US)Tateyama's annual 2026 AQI (US) (34) shows an average percentage change of -1.7% (improved AQI (US)) compared to previous years: 2020 (35), 2021 (33), 2022 (34), 2023 (34), 2024 (35), 2025 (37).
