Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Abiko, 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+

July Air Quality Analysis

Abiko, Chiba, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Jul 2024
80AQI
Lowest AQI recorded on
18th Jul 2026
12AQI

Same Day Analysis (31st July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 30th Jul - 31st Jul 2026

Abiko, Chiba, Japan

AQI
Day
Night
.

4 AM30th Jul 2026

6 PM

3 AM31st Jul 2026

Day time
Avg. Highest Time
6PM30th Jul

50AQI

Avg. Lowest Time
6AM30th Jul

21AQI

Night time
Avg. Highest Time
7PM30th Jul

55AQI

Avg. Lowest Time
2AM31st Jul

31AQI

In the last 24 hours,

Abiko's AQI reached its highest point of 55 at 7 PM during the Night, while the lowest point, 21, was recorded at 6 AM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Abiko, Chiba, Japan

Jul
02nd - 03rd03rd - 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
Day
Night
2nd Jul 2026484 AMAQI
2nd Jul 2026505 AMAQI
2nd Jul 2026526 AMAQI
2nd Jul 2026507 AMAQI
2nd Jul 2026238 AMAQI
2nd Jul 2026239 AMAQI
2nd Jul 20261210 AMAQI
2nd Jul 20261211 AMAQI
2nd Jul 2026812 PMAQI
2nd Jul 202681 PMAQI
2nd Jul 202682 PMAQI
2nd Jul 202663 PMAQI
2nd Jul 202664 PMAQI
2nd Jul 202685 PMAQI
2nd Jul 202686 PMAQI
2nd Jul 202687 PMAQI
2nd Jul 2026128 PMAQI
2nd Jul 2026129 PMAQI
2nd Jul 2026810 PMAQI
2nd Jul 2026811 PMAQI
3rd Jul 2026812 AMAQI
3rd Jul 2026101 AMAQI
3rd Jul 2026122 AMAQI
3rd Jul 2026123 AMAQI

21°C20/23°C

3rd Jul 2026124 AMAQI
3rd Jul 2026195 AMAQI
3rd Jul 2026216 AMAQI
3rd Jul 2026127 AMAQI
3rd Jul 2026108 AMAQI
3rd Jul 2026149 AMAQI
3rd Jul 20261710 AMAQI
3rd Jul 20262111 AMAQI
3rd Jul 20262112 PMAQI
3rd Jul 2026251 PMAQI
3rd Jul 2026212 PMAQI
3rd Jul 2026193 PMAQI
3rd Jul 2026254 PMAQI
3rd Jul 2026365 PMAQI
3rd Jul 2026256 PMAQI
3rd Jul 2026407 PMAQI
3rd Jul 2026308 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262510 PMAQI
3rd Jul 20262611 PMAQI
4th Jul 20262612 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026262 AMAQI
4th Jul 2026283 AMAQI

22°C20/25°C

4th Jul 2026244 AMAQI
4th Jul 2026245 AMAQI
4th Jul 2026266 AMAQI
4th Jul 2026427 AMAQI
4th Jul 2026458 AMAQI
4th Jul 2026679 AMAQI
4th Jul 20268110 AMAQI
4th Jul 20266611 AMAQI
4th Jul 20266812 PMAQI
4th Jul 2026751 PMAQI
4th Jul 2026482 PMAQI
4th Jul 2026423 PMAQI
4th Jul 2026384 PMAQI
4th Jul 2026405 PMAQI
4th Jul 2026256 PMAQI
4th Jul 2026217 PMAQI
4th Jul 2026148 PMAQI
4th Jul 2026169 PMAQI
4th Jul 20261910 PMAQI
4th Jul 20261411 PMAQI
5th Jul 20261412 AMAQI
5th Jul 2026191 AMAQI
5th Jul 2026172 AMAQI
5th Jul 2026173 AMAQI

23°C20/26°C

5th Jul 2026174 AMAQI
5th Jul 2026125 AMAQI
5th Jul 2026146 AMAQI
5th Jul 2026237 AMAQI
5th Jul 2026218 AMAQI
5th Jul 2026159 AMAQI
5th Jul 20261210 AMAQI
5th Jul 20261711 AMAQI
5th Jul 20261912 PMAQI
5th Jul 2026251 PMAQI
5th Jul 2026212 PMAQI
5th Jul 2026253 PMAQI
5th Jul 2026254 PMAQI
5th Jul 2026275 PMAQI
5th Jul 2026296 PMAQI
5th Jul 2026257 PMAQI
5th Jul 2026298 PMAQI
5th Jul 2026259 PMAQI
5th Jul 20262510 PMAQI
5th Jul 20262511 PMAQI
6th Jul 20262512 AMAQI
6th Jul 2026251 AMAQI
6th Jul 2026272 AMAQI
6th Jul 2026293 AMAQI

23°C21/25°C

6th Jul 2026254 AMAQI
6th Jul 2026215 AMAQI
6th Jul 2026276 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026208 AMAQI
6th Jul 2026189 AMAQI
6th Jul 20262010 AMAQI
6th Jul 20262111 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026222 PMAQI
6th Jul 2026243 PMAQI
6th Jul 2026234 PMAQI
6th Jul 2026205 PMAQI
6th Jul 2026206 PMAQI
6th Jul 2026217 PMAQI
6th Jul 2026258 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20262810 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026283 AMAQI

22°C21/24°C

7th Jul 2026284 AMAQI
7th Jul 2026305 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026249 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262012 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026254 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026247 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262510 PMAQI
7th Jul 20262311 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026271 AMAQI
8th Jul 2026262 AMAQI
8th Jul 2026183 AMAQI

24°C20/28°C

8th Jul 2026254 AMAQI
8th Jul 2026265 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026177 AMAQI
8th Jul 2026278 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262111 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026222 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026294 PMAQI
8th Jul 2026235 PMAQI
8th Jul 2026206 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026188 PMAQI
8th Jul 2026149 PMAQI
8th Jul 20261710 PMAQI
8th Jul 20261411 PMAQI
9th Jul 2026812 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026122 AMAQI
9th Jul 2026103 AMAQI

25°C20/29°C

9th Jul 2026244 AMAQI
9th Jul 2026265 AMAQI
9th Jul 202696 AMAQI
9th Jul 2026187 AMAQI
9th Jul 2026148 AMAQI
9th Jul 2026189 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026272 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026575 PMAQI
9th Jul 2026486 PMAQI
9th Jul 2026387 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026219 PMAQI
9th Jul 20261610 PMAQI
9th Jul 20261211 PMAQI
10th Jul 20261012 AMAQI
10th Jul 202681 AMAQI
10th Jul 2026102 AMAQI
10th Jul 2026103 AMAQI

26°C22/31°C

10th Jul 202684 AMAQI
10th Jul 2026105 AMAQI
10th Jul 2026176 AMAQI
10th Jul 202687 AMAQI
10th Jul 2026108 AMAQI
10th Jul 2026179 AMAQI
10th Jul 20262110 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262712 PMAQI
10th Jul 2026311 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026333 PMAQI
10th Jul 2026294 PMAQI
10th Jul 2026235 PMAQI
10th Jul 2026176 PMAQI
10th Jul 2026177 PMAQI
10th Jul 2026108 PMAQI
10th Jul 202689 PMAQI
10th Jul 2026810 PMAQI
10th Jul 20261411 PMAQI
11th Jul 20261712 AMAQI
11th Jul 2026141 AMAQI
11th Jul 2026102 AMAQI
11th Jul 2026143 AMAQI

27°C23/32°C

11th Jul 2026174 AMAQI
11th Jul 2026125 AMAQI
11th Jul 2026146 AMAQI
11th Jul 2026127 AMAQI
11th Jul 2026148 AMAQI
11th Jul 2026239 AMAQI
11th Jul 20262110 AMAQI
11th Jul 20262311 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026291 PMAQI
11th Jul 2026292 PMAQI
11th Jul 2026243 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026287 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262610 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026262 AMAQI
12th Jul 2026193 AMAQI

27°C23/30°C

12th Jul 2026264 AMAQI
12th Jul 2026185 AMAQI
12th Jul 2026256 AMAQI
12th Jul 2026187 AMAQI
12th Jul 2026188 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262511 AMAQI
12th Jul 20262412 PMAQI
12th Jul 2026231 PMAQI
12th Jul 2026212 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262911 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026301 AMAQI
13th Jul 2026292 AMAQI
13th Jul 2026313 AMAQI

25°C24/28°C

13th Jul 2026284 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026306 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026289 AMAQI
13th Jul 20263210 AMAQI
13th Jul 20262711 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026261 PMAQI
13th Jul 2026242 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026604 PMAQI
13th Jul 2026605 PMAQI
13th Jul 2026646 PMAQI
13th Jul 2026597 PMAQI
13th Jul 2026488 PMAQI
13th Jul 2026609 PMAQI
13th Jul 20264410 PMAQI
13th Jul 20265911 PMAQI
14th Jul 20264812 AMAQI
14th Jul 2026581 AMAQI
14th Jul 2026512 AMAQI
14th Jul 2026553 AMAQI

27°C24/32°C

14th Jul 2026624 AMAQI
14th Jul 2026605 AMAQI
14th Jul 2026406 AMAQI
14th Jul 2026527 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20263110 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026243 PMAQI
14th Jul 2026264 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026286 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026298 PMAQI
14th Jul 2026309 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263111 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026321 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026323 AMAQI

28°C23/32°C

15th Jul 2026284 AMAQI
15th Jul 2026315 AMAQI
15th Jul 2026246 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026328 AMAQI
15th Jul 2026309 AMAQI
15th Jul 20263110 AMAQI
15th Jul 20262711 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026241 PMAQI
15th Jul 2026222 PMAQI
15th Jul 2026383 PMAQI
15th Jul 2026484 PMAQI
15th Jul 2026465 PMAQI
15th Jul 2026526 PMAQI
15th Jul 2026517 PMAQI
15th Jul 2026628 PMAQI
15th Jul 2026609 PMAQI
15th Jul 20264410 PMAQI
15th Jul 20265111 PMAQI
16th Jul 20262712 AMAQI
16th Jul 2026561 AMAQI
16th Jul 2026542 AMAQI
16th Jul 2026763 AMAQI

29°C25/34°C

16th Jul 2026674 AMAQI
16th Jul 2026795 AMAQI
16th Jul 2026736 AMAQI
16th Jul 2026787 AMAQI
16th Jul 2026768 AMAQI
16th Jul 2026729 AMAQI
16th Jul 20267810 AMAQI
16th Jul 20267411 AMAQI
16th Jul 20267612 PMAQI
16th Jul 2026861 PMAQI
16th Jul 2026812 PMAQI
16th Jul 2026843 PMAQI
16th Jul 2026784 PMAQI
16th Jul 2026805 PMAQI
16th Jul 2026696 PMAQI
16th Jul 2026717 PMAQI
16th Jul 2026788 PMAQI
16th Jul 2026729 PMAQI
16th Jul 20266710 PMAQI
16th Jul 20266211 PMAQI
17th Jul 20265712 AMAQI
17th Jul 2026551 AMAQI
17th Jul 2026542 AMAQI
17th Jul 2026513 AMAQI

29°C26/34°C

17th Jul 2026544 AMAQI
17th Jul 2026535 AMAQI
17th Jul 2026536 AMAQI
17th Jul 2026537 AMAQI
17th Jul 2026548 AMAQI
17th Jul 2026559 AMAQI
17th Jul 20266210 AMAQI
17th Jul 20266211 AMAQI
17th Jul 20267412 PMAQI
17th Jul 2026461 PMAQI
17th Jul 2026522 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026364 PMAQI
17th Jul 2026425 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026369 PMAQI
17th Jul 20263810 PMAQI
17th Jul 20262911 PMAQI
18th Jul 20262712 AMAQI
18th Jul 2026271 AMAQI
18th Jul 2026232 AMAQI
18th Jul 2026123 AMAQI

28°C26/31°C

18th Jul 2026234 AMAQI
18th Jul 202685 AMAQI
18th Jul 2026106 AMAQI
18th Jul 202687 AMAQI
18th Jul 2026108 AMAQI
18th Jul 2026109 AMAQI
18th Jul 2026810 AMAQI
18th Jul 20261011 AMAQI
18th Jul 20261012 PMAQI
18th Jul 2026121 PMAQI
18th Jul 2026192 PMAQI
18th Jul 202693 PMAQI
18th Jul 202684 PMAQI
18th Jul 202665 PMAQI
18th Jul 202686 PMAQI
18th Jul 202677 PMAQI
18th Jul 202688 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026810 PMAQI
18th Jul 2026711 PMAQI
19th Jul 2026712 AMAQI
19th Jul 202661 AMAQI
19th Jul 202682 AMAQI
19th Jul 202683 AMAQI

27°C24/30°C

19th Jul 202684 AMAQI
19th Jul 202685 AMAQI
19th Jul 202686 AMAQI
19th Jul 202687 AMAQI
19th Jul 2026168 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262510 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026233 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026296 PMAQI
19th Jul 2026297 PMAQI
19th Jul 2026298 PMAQI
19th Jul 2026319 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026273 AMAQI

27°C24/31°C

20th Jul 2026274 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026237 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026279 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262112 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026383 PMAQI
20th Jul 2026484 PMAQI
20th Jul 2026535 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026467 PMAQI
20th Jul 2026488 PMAQI
20th Jul 2026389 PMAQI
20th Jul 20264010 PMAQI
20th Jul 20263311 PMAQI
21st Jul 20264012 AMAQI
21st Jul 2026381 AMAQI
21st Jul 2026362 AMAQI
21st Jul 2026403 AMAQI

30°C25/37°C

21st Jul 2026464 AMAQI
21st Jul 2026405 AMAQI
21st Jul 2026406 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026408 AMAQI
21st Jul 2026429 AMAQI
21st Jul 20264810 AMAQI
21st Jul 20264911 AMAQI
21st Jul 2026491 PMAQI
21st Jul 2026482 PMAQI
21st Jul 2026513 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026877 PMAQI
21st Jul 2026478 PMAQI
21st Jul 2026449 PMAQI
21st Jul 20265410 PMAQI
21st Jul 20265511 PMAQI
22nd Jul 20265412 AMAQI
22nd Jul 2026571 AMAQI
22nd Jul 2026592 AMAQI
22nd Jul 2026603 AMAQI

31°C26/37°C

22nd Jul 2026624 AMAQI
22nd Jul 2026645 AMAQI
22nd Jul 2026596 AMAQI
22nd Jul 2026607 AMAQI
22nd Jul 2026628 AMAQI
22nd Jul 2026649 AMAQI
22nd Jul 20266510 AMAQI
22nd Jul 20266211 AMAQI
22nd Jul 20266912 PMAQI
22nd Jul 2026731 PMAQI
22nd Jul 2026812 PMAQI
22nd Jul 2026843 PMAQI
22nd Jul 2026814 PMAQI
22nd Jul 2026735 PMAQI
22nd Jul 2026726 PMAQI
22nd Jul 2026717 PMAQI
22nd Jul 2026638 PMAQI
22nd Jul 2026709 PMAQI
22nd Jul 20267810 PMAQI
22nd Jul 20267811 PMAQI
23rd Jul 20268112 AMAQI
23rd Jul 2026741 AMAQI
23rd Jul 2026672 AMAQI
23rd Jul 2026643 AMAQI

31°C27/37°C

23rd Jul 2026604 AMAQI
23rd Jul 2026585 AMAQI
23rd Jul 2026496 AMAQI
23rd Jul 2026427 AMAQI
23rd Jul 2026528 AMAQI
23rd Jul 2026609 AMAQI
23rd Jul 20267010 AMAQI
23rd Jul 20267211 AMAQI
23rd Jul 20268012 PMAQI
23rd Jul 2026781 PMAQI
23rd Jul 2026762 PMAQI
23rd Jul 2026673 PMAQI
23rd Jul 2026634 PMAQI
23rd Jul 2026595 PMAQI
23rd Jul 2026336 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026199 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20261712 AMAQI
24th Jul 2026191 AMAQI
24th Jul 2026252 AMAQI
24th Jul 2026233 AMAQI

31°C27/37°C

24th Jul 2026234 AMAQI
24th Jul 2026235 AMAQI
24th Jul 2026216 AMAQI
24th Jul 2026157 AMAQI
24th Jul 2026148 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20262711 AMAQI
24th Jul 20264812 PMAQI
24th Jul 2026481 PMAQI
24th Jul 2026362 PMAQI
24th Jul 2026383 PMAQI
24th Jul 2026404 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026297 PMAQI
24th Jul 2026178 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20261710 PMAQI
24th Jul 20262511 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026201 AMAQI
25th Jul 2026192 AMAQI
25th Jul 2026183 AMAQI

28°C25/33°C

25th Jul 2026104 AMAQI
25th Jul 2026125 AMAQI
25th Jul 2026106 AMAQI
25th Jul 202687 AMAQI
25th Jul 2026128 AMAQI
25th Jul 2026159 AMAQI
25th Jul 20262210 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20264012 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026382 PMAQI
25th Jul 2026403 PMAQI
25th Jul 2026334 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026297 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026319 PMAQI
25th Jul 20263310 PMAQI
25th Jul 20263311 PMAQI
26th Jul 20263412 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026362 AMAQI
26th Jul 2026333 AMAQI

28°C23/33°C

26th Jul 2026334 AMAQI
26th Jul 2026335 AMAQI
26th Jul 2026336 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262710 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026331 PMAQI
26th Jul 2026362 PMAQI
26th Jul 2026533 PMAQI
26th Jul 2026384 PMAQI
26th Jul 2026365 PMAQI
26th Jul 2026366 PMAQI
26th Jul 2026317 PMAQI
26th Jul 2026368 PMAQI
26th Jul 2026349 PMAQI
26th Jul 20262710 PMAQI
26th Jul 20263311 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026311 AMAQI
27th Jul 2026292 AMAQI
27th Jul 2026233 AMAQI

27°C24/32°C

27th Jul 2026214 AMAQI
27th Jul 2026295 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026367 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20262511 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026312 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026336 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026299 PMAQI
27th Jul 20263310 PMAQI
27th Jul 20263411 PMAQI
28th Jul 20263012 AMAQI
28th Jul 2026271 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026333 AMAQI

25°C23/29°C

28th Jul 2026254 AMAQI
28th Jul 2026255 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026277 AMAQI
28th Jul 2026298 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026255 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20265011 PMAQI
29th Jul 20265012 AMAQI
29th Jul 2026491 AMAQI
29th Jul 2026512 AMAQI
29th Jul 2026383 AMAQI

26°C22/30°C

29th Jul 2026524 AMAQI
29th Jul 2026515 AMAQI
29th Jul 2026526 AMAQI
29th Jul 2026467 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026409 AMAQI
29th Jul 20263410 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026211 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026274 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026213 AMAQI

28°C24/35°C

30th Jul 2026274 AMAQI
30th Jul 2026255 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262310 AMAQI
30th Jul 20262711 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026311 PMAQI
30th Jul 2026342 PMAQI
30th Jul 2026463 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026445 PMAQI
30th Jul 2026506 PMAQI
30th Jul 2026557 PMAQI
30th Jul 2026518 PMAQI
30th Jul 2026469 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20265211 PMAQI
31st Jul 20265012 AMAQI
31st Jul 2026441 AMAQI
31st Jul 2026312 AMAQI
31st Jul 2026403 AMAQI

31°C26/37°C

31st Jul 2026364 AMAQI
4 AM
31st Jul 2026385 AMAQI
31st Jul 2026366 AMAQI
31st Jul 2026367 AMAQI
31st Jul 2026298 AMAQI
31st Jul 2026389 AMAQI
31st Jul 20263810 AMAQI
31st Jul 20264611 AMAQI
11 AM
31st Jul 20264212 PMAQI
31st Jul 2026441 PMAQI
31st Jul 2026422 PMAQI
31st Jul 2026443 PMAQI
31st Jul 2026424 PMAQI
31st Jul 2026465 PMAQI
31st Jul 2026536 PMAQI
6 PM
31st Jul 2026517 PMAQI
31st Jul 2026488 PMAQI
31st Jul 2026469 PMAQI
31st Jul 20264210 PMAQI
31st Jul 20265011 PMAQI
11 PM
3 AM

29°C26/35°C

Day time
Avg. Highest Time
12 PM - 5 PM

35AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
8 AM

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 5 PM (Avg. 35), while the lowest AQI was between 8 AM to 8 AM (Avg. 29).
Night time
Avg. Highest Time
7 PM

36AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM

30AQI

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. 36), while the lowest AQI was between 3 AM to 3 AM (Avg. 30).

2026 Days Vs Air Quality

Abiko, Chiba, Japan

2026

88%

187

12%

25

Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)

Good
187 Days
Moderate
25 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 88%

Health Risk Level:

Low

In 2026, 88% of 212 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

Abiko, 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
12AQI (US)
2nd January 2026
23AQI (US)
3rd January 2026
18AQI (US)
4th January 2026
24AQI (US)
5th January 2026
44AQI (US)
6th January 2026
15AQI (US)
7th January 2026
34AQI (US)
8th January 2026
36AQI (US)
9th January 2026
14AQI (US)
10th January 2026
30AQI (US)
11th January 2026
30AQI (US)
12th January 2026
20AQI (US)
13th January 2026
40AQI (US)
14th January 2026
12AQI (US)
15th January 2026
28AQI (US)
16th January 2026
46AQI (US)
17th January 2026
50AQI (US)
18th January 2026
28AQI (US)
19th January 2026
43AQI (US)
20th January 2026
40AQI (US)
21st January 2026
12AQI (US)
22nd January 2026
23AQI (US)
23rd January 2026
37AQI (US)
24th January 2026
37AQI (US)
25th January 2026
15AQI (US)
26th January 2026
17AQI (US)
27th January 2026
40AQI (US)
28th January 2026
30AQI (US)
29th January 2026
16AQI (US)
30th January 2026
25AQI (US)
31st January 2026
37AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
44AQI (US)
3rd February 2026
29AQI (US)
4th February 2026
42AQI (US)
5th February 2026
62AQI (US)
6th February 2026
60AQI (US)
7th February 2026
14AQI (US)
8th February 2026
12AQI (US)
9th February 2026
34AQI (US)
10th February 2026
42AQI (US)
11th February 2026
72AQI (US)
12th February 2026
32AQI (US)
13th February 2026
45AQI (US)
14th February 2026
58AQI (US)
15th February 2026
70AQI (US)
16th February 2026
64AQI (US)
17th February 2026
17AQI (US)
18th February 2026
36AQI (US)
19th February 2026
29AQI (US)
20th February 2026
33AQI (US)
21st February 2026
40AQI (US)
22nd February 2026
37AQI (US)
23rd February 2026
41AQI (US)
24th February 2026
43AQI (US)
25th February 2026
33AQI (US)
26th February 2026
23AQI (US)
27th February 2026
41AQI (US)
28th February 2026
39AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
59AQI (US)
3rd March 2026
41AQI (US)
4th March 2026
48AQI (US)
5th March 2026
54AQI (US)
6th March 2026
48AQI (US)
7th March 2026
44AQI (US)
8th March 2026
34AQI (US)
9th March 2026
45AQI (US)
10th March 2026
57AQI (US)
11th March 2026
57AQI (US)
12th March 2026
63AQI (US)
13th March 2026
37AQI (US)
14th March 2026
44AQI (US)
15th March 2026
51AQI (US)
16th March 2026
31AQI (US)
17th March 2026
28AQI (US)
18th March 2026
39AQI (US)
19th March 2026
38AQI (US)
20th March 2026
25AQI (US)
21st March 2026
48AQI (US)
22nd March 2026
46AQI (US)
23rd March 2026
49AQI (US)
24th March 2026
43AQI (US)
25th March 2026
46AQI (US)
26th March 2026
29AQI (US)
27th March 2026
28AQI (US)
28th March 2026
48AQI (US)
29th March 2026
52AQI (US)
30th March 2026
53AQI (US)
31st March 2026
26AQI (US)
1st April 2026
26AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
45AQI (US)
4th April 2026
45AQI (US)
5th April 2026
37AQI (US)
6th April 2026
27AQI (US)
7th April 2026
26AQI (US)
8th April 2026
22AQI (US)
9th April 2026
29AQI (US)
10th April 2026
46AQI (US)
11th April 2026
39AQI (US)
12th April 2026
25AQI (US)
13th April 2026
33AQI (US)
14th April 2026
38AQI (US)
15th April 2026
37AQI (US)
16th April 2026
33AQI (US)
17th April 2026
34AQI (US)
18th April 2026
29AQI (US)
19th April 2026
30AQI (US)
20th April 2026
32AQI (US)
21st April 2026
37AQI (US)
22nd April 2026
45AQI (US)
23rd April 2026
38AQI (US)
24th April 2026
30AQI (US)
25th April 2026
44AQI (US)
26th April 2026
50AQI (US)
27th April 2026
48AQI (US)
28th April 2026
42AQI (US)
29th April 2026
37AQI (US)
30th April 2026
37AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
49AQI (US)
3rd May 2026
44AQI (US)
4th May 2026
30AQI (US)
5th May 2026
22AQI (US)
6th May 2026
29AQI (US)
7th May 2026
29AQI (US)
8th May 2026
24AQI (US)
9th May 2026
26AQI (US)
10th May 2026
28AQI (US)
11th May 2026
28AQI (US)
12th May 2026
31AQI (US)
13th May 2026
37AQI (US)
14th May 2026
32AQI (US)
15th May 2026
34AQI (US)
16th May 2026
84AQI (US)
17th May 2026
68AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
61AQI (US)
21st May 2026
57AQI (US)
22nd May 2026
62AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
58AQI (US)
25th May 2026
45AQI (US)
26th May 2026
38AQI (US)
27th May 2026
24AQI (US)
28th May 2026
25AQI (US)
29th May 2026
25AQI (US)
30th May 2026
23AQI (US)
31st May 2026
26AQI (US)
1st June 2026
28AQI (US)
2nd June 2026
28AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
21AQI (US)
5th June 2026
22AQI (US)
6th June 2026
20AQI (US)
7th June 2026
20AQI (US)
8th June 2026
20AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
22AQI (US)
13th June 2026
35AQI (US)
14th June 2026
46AQI (US)
15th June 2026
11AQI (US)
16th June 2026
17AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
26AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
19AQI (US)
23rd June 2026
21AQI (US)
24th June 2026
21AQI (US)
25th June 2026
26AQI (US)
26th June 2026
28AQI (US)
27th June 2026
26AQI (US)
28th June 2026
26AQI (US)
29th June 2026
25AQI (US)
30th June 2026
22AQI (US)
1st July 2026
41AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
20AQI (US)
4th July 2026
38AQI (US)
5th July 2026
21AQI (US)
6th July 2026
23AQI (US)
7th July 2026
26AQI (US)
8th July 2026
22AQI (US)
9th July 2026
23AQI (US)
10th July 2026
17AQI (US)
11th July 2026
22AQI (US)
12th July 2026
25AQI (US)
13th July 2026
38AQI (US)
14th July 2026
36AQI (US)
15th July 2026
37AQI (US)
16th July 2026
71AQI (US)
17th July 2026
49AQI (US)
18th July 2026
12AQI (US)
19th July 2026
20AQI (US)
20th July 2026
32AQI (US)
21st July 2026
47AQI (US)
22nd July 2026
68AQI (US)
23rd July 2026
55AQI (US)
24th July 2026
26AQI (US)
25th July 2026
25AQI (US)
26th July 2026
33AQI (US)
27th July 2026
29AQI (US)
28th July 2026
30AQI (US)
29th July 2026
33AQI (US)
30th July 2026
34AQI (US)
31st July 2026
42AQI (US)
1st August 2026
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

28AQI (US)

40AQI (US)

43AQI (US)

36AQI (US)

40AQI (US)

24AQI (US)

33AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202635AQI (US)

31
22
6
23
8
30
23
8
30
28
3
187
25

Highest AQI (US) recorded in

March

43AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202540AQI (US)

28
3
27
1
26
5
27
3
30
1
29
1
23
8
23
8
30
14
17
17
13
15
15
1
289
75
1

Highest AQI (US) recorded in

December

49AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202437AQI (US)

23
7
25
4
23
8
24
6
27
4
28
2
22
9
30
1
29
1
30
1
27
3
30
1
318
47

Highest AQI (US) recorded in

July

46AQI (US)

Lowest AQI (US) recorded in

August

28AQI (US)

202338AQI (US)

24
6
1
22
6
27
4
25
5
30
1
25
5
29
2
31
30
31
19
10
20
11
313
50
1

Highest AQI (US) recorded in

December

46AQI (US)

Lowest AQI (US) recorded in

August

24AQI (US)

202241AQI (US)

18
11
10
11
17
14
13
5
27
4
24
6
20
2
1
28
28
3
22
8
25
6
233
70

Highest AQI (US) recorded in

February

52AQI (US)

Lowest AQI (US) recorded in

August

25AQI (US)

202144AQI (US)

15
13
1
17
11
21
10
27
3
23
8
26
4
27
4
25
6
27
3
23
8
19
11
16
15
266
96
1

Highest AQI (US) recorded in

January

53AQI (US)

Lowest AQI (US) recorded in

August

36AQI (US)

202041AQI (US)

10
3
18
3
18
23
7
31
18
13
18
1
26
5
16
14
19
12
197
58

Highest AQI (US) recorded in

November

52AQI (US)

Lowest AQI (US) recorded in

September

28AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
44AQI (US)
Least Polluted Year Recorded
2026(Avg.)
35AQI (US)

Abiko's annual 2026 AQI (US) (35) shows an average percentage change of -12.5% (improved AQI (US)) compared to previous years: 2020 (41), 2021 (44), 2022 (41), 2023 (38), 2024 (37), 2025 (40).