Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Terada, Toride, Ibaraki, 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

Terada, Toride, Ibaraki, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Jul 2024
90AQI
Lowest AQI recorded on
6th Jul 2022
15AQI

Same Day Analysis (31st July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2024 on the same day.

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

Terada, Toride, Ibaraki, Japan

AQI
Day
Night
.

4 AM30th Jul 2026

6 PM

3 AM31st Jul 2026

Day time
Avg. Highest Time
6PM30th Jul

46AQI

Avg. Lowest Time
9AM30th Jul

21AQI

Night time
Avg. Highest Time
11PM30th Jul

65AQI

Avg. Lowest Time
1AM31st Jul

29AQI

In the last 24 hours,

Terada's AQI reached its highest point of 65 at 11 PM during the Night, while the lowest point, 21, was recorded at 9 AM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Terada, Toride, Ibaraki, 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 2026524 AMAQI
2nd Jul 2026505 AMAQI
2nd Jul 2026536 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 202683 PMAQI
2nd Jul 202664 PMAQI
2nd Jul 202685 PMAQI
2nd Jul 202686 PMAQI
2nd Jul 202687 PMAQI
2nd Jul 2026178 PMAQI
2nd Jul 2026179 PMAQI
2nd Jul 2026810 PMAQI
2nd Jul 2026711 PMAQI
3rd Jul 2026812 AMAQI
3rd Jul 202681 AMAQI
3rd Jul 202682 AMAQI
3rd Jul 2026123 AMAQI

21°C20/24°C

3rd Jul 2026144 AMAQI
3rd Jul 2026195 AMAQI
3rd Jul 2026256 AMAQI
3rd Jul 202687 AMAQI
3rd Jul 202688 AMAQI
3rd Jul 2026129 AMAQI
3rd Jul 20262110 AMAQI
3rd Jul 20262111 AMAQI
3rd Jul 20262112 PMAQI
3rd Jul 2026271 PMAQI
3rd Jul 2026192 PMAQI
3rd Jul 2026143 PMAQI
3rd Jul 2026254 PMAQI
3rd Jul 2026425 PMAQI
3rd Jul 2026216 PMAQI
3rd Jul 2026507 PMAQI
3rd Jul 2026288 PMAQI
3rd Jul 2026269 PMAQI
3rd Jul 20262810 PMAQI
3rd Jul 20262611 PMAQI
4th Jul 20263012 AMAQI
4th Jul 2026301 AMAQI
4th Jul 2026272 AMAQI
4th Jul 2026253 AMAQI

22°C20/24°C

4th Jul 2026224 AMAQI
4th Jul 2026265 AMAQI
4th Jul 2026266 AMAQI
4th Jul 2026287 AMAQI
4th Jul 2026288 AMAQI
4th Jul 2026689 AMAQI
4th Jul 20267410 AMAQI
4th Jul 20266211 AMAQI
4th Jul 20265212 PMAQI
4th Jul 2026711 PMAQI
4th Jul 2026482 PMAQI
4th Jul 2026533 PMAQI
4th Jul 2026524 PMAQI
4th Jul 2026565 PMAQI
4th Jul 2026296 PMAQI
4th Jul 2026107 PMAQI
4th Jul 2026108 PMAQI
4th Jul 2026179 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20261711 PMAQI
5th Jul 20261612 AMAQI
5th Jul 2026101 AMAQI
5th Jul 2026122 AMAQI
5th Jul 2026173 AMAQI

23°C20/26°C

5th Jul 2026114 AMAQI
5th Jul 2026105 AMAQI
5th Jul 2026216 AMAQI
5th Jul 2026197 AMAQI
5th Jul 2026238 AMAQI
5th Jul 2026199 AMAQI
5th Jul 20261910 AMAQI
5th Jul 2026811 AMAQI
5th Jul 20262112 PMAQI
5th Jul 2026141 PMAQI
5th Jul 2026292 PMAQI
5th Jul 2026173 PMAQI
5th Jul 2026144 PMAQI
5th Jul 2026195 PMAQI
5th Jul 2026386 PMAQI
5th Jul 2026147 PMAQI
5th Jul 2026198 PMAQI
5th Jul 2026319 PMAQI
5th Jul 20263610 PMAQI
5th Jul 20262711 PMAQI
6th Jul 20263612 AMAQI
6th Jul 2026171 AMAQI
6th Jul 2026272 AMAQI
6th Jul 2026293 AMAQI

23°C21/25°C

6th Jul 2026314 AMAQI
6th Jul 2026315 AMAQI
6th Jul 2026316 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026258 AMAQI
6th Jul 2026219 AMAQI
6th Jul 20262110 AMAQI
6th Jul 20262011 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026191 PMAQI
6th Jul 2026202 PMAQI
6th Jul 2026223 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026185 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 20263012 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026293 AMAQI

22°C21/24°C

7th Jul 2026264 AMAQI
7th Jul 2026305 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026249 AMAQI
7th Jul 20262310 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262012 PMAQI
7th Jul 2026201 PMAQI
7th Jul 2026222 PMAQI
7th Jul 2026273 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026247 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026249 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026282 AMAQI
8th Jul 2026293 AMAQI

24°C20/29°C

8th Jul 2026284 AMAQI
8th Jul 2026265 AMAQI
8th Jul 2026266 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026258 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026222 PMAQI
8th Jul 2026163 PMAQI
8th Jul 2026294 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026166 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026148 PMAQI
8th Jul 2026149 PMAQI
8th Jul 20261410 PMAQI
8th Jul 20261411 PMAQI
9th Jul 2026812 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026192 AMAQI
9th Jul 2026283 AMAQI

25°C20/30°C

9th Jul 2026264 AMAQI
9th Jul 2026265 AMAQI
9th Jul 202696 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026258 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026272 PMAQI
9th Jul 2026283 PMAQI
9th Jul 2026264 PMAQI
9th Jul 2026575 PMAQI
9th Jul 2026516 PMAQI
9th Jul 2026457 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026199 PMAQI
9th Jul 20261710 PMAQI
9th Jul 20261211 PMAQI
10th Jul 20261212 AMAQI
10th Jul 202681 AMAQI
10th Jul 202682 AMAQI
10th Jul 202683 AMAQI

26°C22/31°C

10th Jul 2026104 AMAQI
10th Jul 2026105 AMAQI
10th Jul 2026176 AMAQI
10th Jul 202687 AMAQI
10th Jul 2026128 AMAQI
10th Jul 2026239 AMAQI
10th Jul 20262110 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262512 PMAQI
10th Jul 2026271 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026313 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026275 PMAQI
10th Jul 2026176 PMAQI
10th Jul 2026147 PMAQI
10th Jul 2026128 PMAQI
10th Jul 2026129 PMAQI
10th Jul 2026810 PMAQI
10th Jul 20261411 PMAQI
11th Jul 20261212 AMAQI
11th Jul 2026121 AMAQI
11th Jul 2026122 AMAQI
11th Jul 2026123 AMAQI

27°C23/32°C

11th Jul 2026124 AMAQI
11th Jul 2026125 AMAQI
11th Jul 2026126 AMAQI
11th Jul 2026127 AMAQI
11th Jul 2026148 AMAQI
11th Jul 2026199 AMAQI
11th Jul 20262110 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026271 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026253 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026278 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026291 AMAQI
12th Jul 2026282 AMAQI
12th Jul 2026183 AMAQI

27°C23/31°C

12th Jul 2026244 AMAQI
12th Jul 2026265 AMAQI
12th Jul 2026266 AMAQI
12th Jul 2026187 AMAQI
12th Jul 2026258 AMAQI
12th Jul 2026299 AMAQI
12th Jul 20262610 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026201 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20262910 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026301 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026323 AMAQI

25°C24/28°C

13th Jul 2026304 AMAQI
13th Jul 2026295 AMAQI
13th Jul 2026276 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262511 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026241 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026253 PMAQI
13th Jul 2026664 PMAQI
13th Jul 2026625 PMAQI
13th Jul 2026646 PMAQI
13th Jul 2026627 PMAQI
13th Jul 2026518 PMAQI
13th Jul 2026629 PMAQI
13th Jul 20264210 PMAQI
13th Jul 20266311 PMAQI
14th Jul 20265112 AMAQI
14th Jul 2026641 AMAQI
14th Jul 2026502 AMAQI
14th Jul 2026603 AMAQI

27°C24/32°C

14th Jul 2026624 AMAQI
14th Jul 2026635 AMAQI
14th Jul 2026406 AMAQI
14th Jul 2026537 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20262711 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026221 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026233 PMAQI
14th Jul 2026244 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20263010 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263412 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026323 AMAQI

28°C23/33°C

15th Jul 2026264 AMAQI
15th Jul 2026315 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026289 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262312 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026222 PMAQI
15th Jul 2026383 PMAQI
15th Jul 2026594 PMAQI
15th Jul 2026515 PMAQI
15th Jul 2026606 PMAQI
15th Jul 2026537 PMAQI
15th Jul 2026608 PMAQI
15th Jul 2026549 PMAQI
15th Jul 20265110 PMAQI
15th Jul 20265311 PMAQI
16th Jul 20266812 AMAQI
16th Jul 2026641 AMAQI
16th Jul 2026642 AMAQI
16th Jul 2026763 AMAQI

30°C26/35°C

16th Jul 2026734 AMAQI
16th Jul 2026855 AMAQI
16th Jul 2026786 AMAQI
16th Jul 2026837 AMAQI
16th Jul 2026848 AMAQI
16th Jul 2026789 AMAQI
16th Jul 20268310 AMAQI
16th Jul 20267411 AMAQI
16th Jul 20267612 PMAQI
16th Jul 2026781 PMAQI
16th Jul 2026762 PMAQI
16th Jul 2026813 PMAQI
16th Jul 2026794 PMAQI
16th Jul 2026825 PMAQI
16th Jul 2026686 PMAQI
16th Jul 2026737 PMAQI
16th Jul 2026868 PMAQI
16th Jul 2026789 PMAQI
16th Jul 20267210 PMAQI
16th Jul 20266311 PMAQI
17th Jul 20266212 AMAQI
17th Jul 2026621 AMAQI
17th Jul 2026582 AMAQI
17th Jul 2026543 AMAQI

30°C26/35°C

17th Jul 2026624 AMAQI
17th Jul 2026575 AMAQI
17th Jul 2026566 AMAQI
17th Jul 2026557 AMAQI
17th Jul 2026608 AMAQI
17th Jul 2026589 AMAQI
17th Jul 20266810 AMAQI
17th Jul 20266611 AMAQI
17th Jul 20267612 PMAQI
17th Jul 2026581 PMAQI
17th Jul 2026272 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026334 PMAQI
17th Jul 2026295 PMAQI
17th Jul 2026536 PMAQI
17th Jul 2026407 PMAQI
17th Jul 2026388 PMAQI
17th Jul 2026279 PMAQI
17th Jul 20265010 PMAQI
17th Jul 20263611 PMAQI
18th Jul 20263112 AMAQI
18th Jul 2026291 AMAQI
18th Jul 2026172 AMAQI
18th Jul 2026173 AMAQI

28°C26/30°C

18th Jul 2026274 AMAQI
18th Jul 202695 AMAQI
18th Jul 2026176 AMAQI
18th Jul 2026167 AMAQI
18th Jul 2026198 AMAQI
18th Jul 2026199 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261411 AMAQI
18th Jul 20261712 PMAQI
18th Jul 2026201 PMAQI
18th Jul 2026222 PMAQI
18th Jul 2026123 PMAQI
18th Jul 2026214 PMAQI
18th Jul 2026215 PMAQI
18th Jul 2026176 PMAQI
18th Jul 2026147 PMAQI
18th Jul 2026178 PMAQI
18th Jul 2026129 PMAQI
18th Jul 2026810 PMAQI
18th Jul 20262111 PMAQI
19th Jul 20262112 AMAQI
19th Jul 2026231 AMAQI
19th Jul 2026212 AMAQI
19th Jul 2026143 AMAQI

27°C24/31°C

19th Jul 2026124 AMAQI
19th Jul 2026105 AMAQI
19th Jul 2026126 AMAQI
19th Jul 2026127 AMAQI
19th Jul 2026128 AMAQI
19th Jul 2026129 AMAQI
19th Jul 20261210 AMAQI
19th Jul 20261211 AMAQI
19th Jul 20261412 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026257 PMAQI
19th Jul 2026298 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026232 AMAQI
20th Jul 2026253 AMAQI

28°C24/32°C

20th Jul 2026234 AMAQI
20th Jul 2026235 AMAQI
20th Jul 2026276 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026238 AMAQI
20th Jul 2026239 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262111 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026251 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026333 PMAQI
20th Jul 2026474 PMAQI
20th Jul 2026525 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026407 PMAQI
20th Jul 2026368 PMAQI
20th Jul 2026369 PMAQI
20th Jul 20263610 PMAQI
20th Jul 20263411 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026361 AMAQI
21st Jul 2026382 AMAQI
21st Jul 2026403 AMAQI

31°C26/37°C

21st Jul 2026504 AMAQI
21st Jul 2026465 AMAQI
21st Jul 2026426 AMAQI
21st Jul 2026447 AMAQI
21st Jul 2026448 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20264810 AMAQI
21st Jul 20265011 AMAQI
21st Jul 2026511 PMAQI
21st Jul 2026462 PMAQI
21st Jul 2026523 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026535 PMAQI
21st Jul 2026526 PMAQI
21st Jul 2026867 PMAQI
21st Jul 2026498 PMAQI
21st Jul 2026469 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20265611 PMAQI
22nd Jul 20265512 AMAQI
22nd Jul 2026601 AMAQI
22nd Jul 2026642 AMAQI
22nd Jul 2026623 AMAQI

31°C27/38°C

22nd Jul 2026624 AMAQI
22nd Jul 2026745 AMAQI
22nd Jul 2026686 AMAQI
22nd Jul 2026627 AMAQI
22nd Jul 2026848 AMAQI
22nd Jul 2026679 AMAQI
22nd Jul 20266210 AMAQI
22nd Jul 20266511 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026741 PMAQI
22nd Jul 2026712 PMAQI
22nd Jul 2026843 PMAQI
22nd Jul 2026764 PMAQI
22nd Jul 2026905 PMAQI
22nd Jul 2026686 PMAQI
22nd Jul 2026887 PMAQI
22nd Jul 2026628 PMAQI
22nd Jul 2026849 PMAQI
22nd Jul 20269610 PMAQI
22nd Jul 202610211 PMAQI
23rd Jul 202611412 AMAQI
23rd Jul 20261001 AMAQI
23rd Jul 2026962 AMAQI
23rd Jul 2026923 AMAQI

32°C28/37°C

23rd Jul 2026874 AMAQI
23rd Jul 2026565 AMAQI
23rd Jul 2026576 AMAQI
23rd Jul 2026627 AMAQI
23rd Jul 2026578 AMAQI
23rd Jul 2026719 AMAQI
23rd Jul 20266010 AMAQI
23rd Jul 20267311 AMAQI
23rd Jul 20268112 PMAQI
23rd Jul 2026801 PMAQI
23rd Jul 2026762 PMAQI
23rd Jul 2026703 PMAQI
23rd Jul 2026504 PMAQI
23rd Jul 2026575 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026538 PMAQI
23rd Jul 2026539 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20265511 PMAQI
24th Jul 20261412 AMAQI
24th Jul 2026231 AMAQI
24th Jul 2026122 AMAQI
24th Jul 2026193 AMAQI

31°C27/37°C

24th Jul 2026174 AMAQI
24th Jul 2026215 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026218 AMAQI
24th Jul 2026199 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20264211 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026542 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026464 PMAQI
24th Jul 2026335 PMAQI
24th Jul 2026506 PMAQI
24th Jul 2026567 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026179 PMAQI
24th Jul 20262510 PMAQI
24th Jul 20262711 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026192 AMAQI
25th Jul 2026193 AMAQI

28°C25/34°C

25th Jul 2026174 AMAQI
25th Jul 2026175 AMAQI
25th Jul 2026146 AMAQI
25th Jul 2026177 AMAQI
25th Jul 2026128 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20262010 AMAQI
25th Jul 20262311 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026402 PMAQI
25th Jul 2026333 PMAQI
25th Jul 2026314 PMAQI
25th Jul 202685 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026197 PMAQI
25th Jul 2026198 PMAQI
25th Jul 2026179 PMAQI
25th Jul 20261410 PMAQI
25th Jul 2026811 PMAQI
26th Jul 2026812 AMAQI
26th Jul 2026291 AMAQI
26th Jul 2026292 AMAQI
26th Jul 2026313 AMAQI

27°C23/33°C

26th Jul 2026334 AMAQI
26th Jul 2026295 AMAQI
26th Jul 2026296 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20262712 PMAQI
26th Jul 2026361 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026533 PMAQI
26th Jul 2026384 PMAQI
26th Jul 2026385 PMAQI
26th Jul 2026406 PMAQI
26th Jul 2026347 PMAQI
26th Jul 2026408 PMAQI
26th Jul 2026369 PMAQI
26th Jul 20262710 PMAQI
26th Jul 20262911 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI

27°C24/32°C

27th Jul 2026234 AMAQI
27th Jul 2026275 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026347 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026239 AMAQI
27th Jul 20262110 AMAQI
27th Jul 20262511 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026213 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026216 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026218 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026253 AMAQI

25°C23/30°C

28th Jul 2026254 AMAQI
28th Jul 2026235 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026333 PMAQI
28th Jul 2026334 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026406 PMAQI
28th Jul 2026447 PMAQI
28th Jul 2026508 PMAQI
28th Jul 2026559 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20265211 PMAQI
29th Jul 20265212 AMAQI
29th Jul 2026521 AMAQI
29th Jul 2026552 AMAQI
29th Jul 2026423 AMAQI

26°C23/30°C

29th Jul 2026524 AMAQI
29th Jul 2026535 AMAQI
29th Jul 2026556 AMAQI
29th Jul 2026497 AMAQI
29th Jul 2026408 AMAQI
29th Jul 2026429 AMAQI
29th Jul 20263110 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026212 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026214 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026253 AMAQI

28°C24/35°C

30th Jul 2026274 AMAQI
30th Jul 2026275 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262310 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026311 PMAQI
30th Jul 2026362 PMAQI
30th Jul 2026443 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026425 PMAQI
30th Jul 2026466 PMAQI
30th Jul 2026547 PMAQI
30th Jul 2026538 PMAQI
30th Jul 2026539 PMAQI
30th Jul 20265010 PMAQI
30th Jul 20266511 PMAQI
31st Jul 20264412 AMAQI
31st Jul 2026291 AMAQI
31st Jul 2026362 AMAQI
31st Jul 2026363 AMAQI

31°C26/37°C

31st Jul 2026294 AMAQI
4 AM
31st Jul 2026255 AMAQI
31st Jul 2026296 AMAQI
31st Jul 2026407 AMAQI
31st Jul 2026198 AMAQI
31st Jul 2026449 AMAQI
31st Jul 20263310 AMAQI
31st Jul 20265611 AMAQI
11 AM
31st Jul 20264212 PMAQI
31st Jul 2026461 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026483 PMAQI
31st Jul 2026484 PMAQI
31st Jul 2026535 PMAQI
31st Jul 2026626 PMAQI
6 PM
31st Jul 2026467 PMAQI
31st Jul 2026388 PMAQI
31st Jul 2026409 PMAQI
31st Jul 20262910 PMAQI
31st Jul 20266511 PMAQI
11 PM
3 AM

30°C27/35°C

Day time
Avg. Highest Time
5 PM

39AQI

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

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 PM to 5 PM (Avg. 39), while the lowest AQI was between 8 AM to 8 AM (Avg. 30).
Night time
Avg. Highest Time
7 PM

36AQI

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

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. 36), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).

2026 Days Vs Air Quality

Terada, Toride, Ibaraki, Japan

2026

87%

185

13%

27

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

Good
185 Days
Moderate
27 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 87%

Health Risk Level:

Low

In 2026, 87% 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

Terada, Toride, Ibaraki, 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
11AQI (US)
2nd January 2026
21AQI (US)
3rd January 2026
21AQI (US)
4th January 2026
23AQI (US)
5th January 2026
42AQI (US)
6th January 2026
13AQI (US)
7th January 2026
36AQI (US)
8th January 2026
34AQI (US)
9th January 2026
15AQI (US)
10th January 2026
29AQI (US)
11th January 2026
29AQI (US)
12th January 2026
19AQI (US)
13th January 2026
41AQI (US)
14th January 2026
13AQI (US)
15th January 2026
26AQI (US)
16th January 2026
41AQI (US)
17th January 2026
43AQI (US)
18th January 2026
25AQI (US)
19th January 2026
39AQI (US)
20th January 2026
43AQI (US)
21st January 2026
10AQI (US)
22nd January 2026
22AQI (US)
23rd January 2026
37AQI (US)
24th January 2026
35AQI (US)
25th January 2026
14AQI (US)
26th January 2026
19AQI (US)
27th January 2026
38AQI (US)
28th January 2026
32AQI (US)
29th January 2026
15AQI (US)
30th January 2026
25AQI (US)
31st January 2026
35AQI (US)
1st February 2026
38AQI (US)
2nd February 2026
29AQI (US)
3rd February 2026
19AQI (US)
4th February 2026
41AQI (US)
5th February 2026
58AQI (US)
6th February 2026
56AQI (US)
7th February 2026
15AQI (US)
8th February 2026
13AQI (US)
9th February 2026
34AQI (US)
10th February 2026
39AQI (US)
11th February 2026
69AQI (US)
12th February 2026
29AQI (US)
13th February 2026
41AQI (US)
14th February 2026
60AQI (US)
15th February 2026
73AQI (US)
16th February 2026
64AQI (US)
17th February 2026
18AQI (US)
18th February 2026
34AQI (US)
19th February 2026
29AQI (US)
20th February 2026
31AQI (US)
21st February 2026
39AQI (US)
22nd February 2026
38AQI (US)
23rd February 2026
33AQI (US)
24th February 2026
41AQI (US)
25th February 2026
34AQI (US)
26th February 2026
24AQI (US)
27th February 2026
41AQI (US)
28th February 2026
42AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
64AQI (US)
3rd March 2026
43AQI (US)
4th March 2026
54AQI (US)
5th March 2026
56AQI (US)
6th March 2026
51AQI (US)
7th March 2026
38AQI (US)
8th March 2026
14AQI (US)
9th March 2026
40AQI (US)
10th March 2026
59AQI (US)
11th March 2026
58AQI (US)
12th March 2026
66AQI (US)
13th March 2026
40AQI (US)
14th March 2026
46AQI (US)
15th March 2026
50AQI (US)
16th March 2026
36AQI (US)
17th March 2026
28AQI (US)
18th March 2026
41AQI (US)
19th March 2026
39AQI (US)
20th March 2026
24AQI (US)
21st March 2026
48AQI (US)
22nd March 2026
48AQI (US)
23rd March 2026
50AQI (US)
24th March 2026
42AQI (US)
25th March 2026
48AQI (US)
26th March 2026
30AQI (US)
27th March 2026
25AQI (US)
28th March 2026
48AQI (US)
29th March 2026
51AQI (US)
30th March 2026
51AQI (US)
31st March 2026
20AQI (US)
1st April 2026
22AQI (US)
2nd April 2026
34AQI (US)
3rd April 2026
46AQI (US)
4th April 2026
46AQI (US)
5th April 2026
38AQI (US)
6th April 2026
28AQI (US)
7th April 2026
34AQI (US)
8th April 2026
21AQI (US)
9th April 2026
28AQI (US)
10th April 2026
47AQI (US)
11th April 2026
38AQI (US)
12th April 2026
29AQI (US)
13th April 2026
35AQI (US)
14th April 2026
38AQI (US)
15th April 2026
39AQI (US)
16th April 2026
34AQI (US)
17th April 2026
34AQI (US)
18th April 2026
31AQI (US)
19th April 2026
32AQI (US)
20th April 2026
34AQI (US)
21st April 2026
39AQI (US)
22nd April 2026
45AQI (US)
23rd April 2026
38AQI (US)
24th April 2026
31AQI (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
38AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
49AQI (US)
3rd May 2026
45AQI (US)
4th May 2026
29AQI (US)
5th May 2026
21AQI (US)
6th May 2026
29AQI (US)
7th May 2026
30AQI (US)
8th May 2026
24AQI (US)
9th May 2026
24AQI (US)
10th May 2026
27AQI (US)
11th May 2026
28AQI (US)
12th May 2026
33AQI (US)
13th May 2026
39AQI (US)
14th May 2026
35AQI (US)
15th May 2026
34AQI (US)
16th May 2026
85AQI (US)
17th May 2026
68AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
60AQI (US)
21st May 2026
58AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
59AQI (US)
25th May 2026
47AQI (US)
26th May 2026
39AQI (US)
27th May 2026
25AQI (US)
28th May 2026
25AQI (US)
29th May 2026
25AQI (US)
30th May 2026
23AQI (US)
31st May 2026
26AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
28AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
22AQI (US)
5th June 2026
22AQI (US)
6th June 2026
21AQI (US)
7th June 2026
21AQI (US)
8th June 2026
20AQI (US)
9th June 2026
23AQI (US)
10th June 2026
21AQI (US)
11th June 2026
24AQI (US)
12th June 2026
22AQI (US)
13th June 2026
33AQI (US)
14th June 2026
51AQI (US)
15th June 2026
12AQI (US)
16th June 2026
19AQI (US)
17th June 2026
23AQI (US)
18th June 2026
25AQI (US)
19th June 2026
26AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
21AQI (US)
25th June 2026
26AQI (US)
26th June 2026
29AQI (US)
27th June 2026
26AQI (US)
28th June 2026
27AQI (US)
29th June 2026
26AQI (US)
30th June 2026
22AQI (US)
1st July 2026
41AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
20AQI (US)
4th July 2026
37AQI (US)
5th July 2026
19AQI (US)
6th July 2026
24AQI (US)
7th July 2026
26AQI (US)
8th July 2026
22AQI (US)
9th July 2026
25AQI (US)
10th July 2026
17AQI (US)
11th July 2026
21AQI (US)
12th July 2026
26AQI (US)
13th July 2026
38AQI (US)
14th July 2026
37AQI (US)
15th July 2026
38AQI (US)
16th July 2026
76AQI (US)
17th July 2026
50AQI (US)
18th July 2026
18AQI (US)
19th July 2026
19AQI (US)
20th July 2026
30AQI (US)
21st July 2026
49AQI (US)
22nd July 2026
73AQI (US)
23rd July 2026
66AQI (US)
24th July 2026
29AQI (US)
25th July 2026
21AQI (US)
26th July 2026
32AQI (US)
27th July 2026
24AQI (US)
28th July 2026
33AQI (US)
29th July 2026
34AQI (US)
30th July 2026
35AQI (US)
31st July 2026
40AQI (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

27AQI (US)

39AQI (US)

43AQI (US)

37AQI (US)

40AQI (US)

24AQI (US)

34AQI (US)

No. of days

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

202635AQI (US)

31
22
6
22
9
30
23
8
29
1
28
3
185
27

Highest AQI (US) recorded in

March

43AQI (US)

Lowest AQI (US) recorded in

June

24AQI (US)

202540AQI (US)

28
3
27
1
25
6
26
4
30
1
29
1
25
6
24
7
30
15
16
18
12
17
13
1
294
70
1

Highest AQI (US) recorded in

October

48AQI (US)

Lowest AQI (US) recorded in

May

33AQI (US)

202439AQI (US)

24
6
25
4
26
5
22
8
27
4
27
3
18
13
30
1
28
2
30
1
26
4
30
1
313
52

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202339AQI (US)

25
5
1
22
6
26
5
24
6
28
3
22
8
25
6
30
1
29
1
28
3
18
11
19
12
296
67
1

Highest AQI (US) recorded in

December

45AQI (US)

Lowest AQI (US) recorded in

August

29AQI (US)

202238AQI (US)

25
6
16
5
27
4
22
8
27
4
26
4
21
3
1
2
28
1
27
4
21
9
26
5
267
55

Highest AQI (US) recorded in

August

49AQI (US)

Lowest AQI (US) recorded in

September

30AQI (US)

202138AQI (US)

29
1
26
2
20
7
27
3
24
7
27
3
29
2
29
2
26
3
1
28
3
23
7
20
11
308
51
1

Highest AQI (US) recorded in

December

46AQI (US)

Lowest AQI (US) recorded in

February

30AQI (US)

202033AQI (US)

12
1
21
18
24
6
31
26
5
19
30
1
12
7
6
2
199
22

Highest AQI (US) recorded in

November

41AQI (US)

Lowest AQI (US) recorded in

September

25AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
40AQI (US)
Least Polluted Year Recorded
2020(Avg.)
33AQI (US)

Terada's annual 2026 AQI (US) (35) shows an average percentage change of -7.1% (improved AQI (US)) compared to previous years: 2020 (33), 2021 (38), 2022 (38), 2023 (39), 2024 (39), 2025 (40).