Ishikari, Hokkaido, 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
Ishikari, Hokkaido, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Jul 2024
72AQILowest AQI recorded on
30th Jul 2021
14AQISame Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 30th Jul - 31st Jul 2025
Ishikari, Hokkaido, Japan
AQI
Day
Night
.
4 AM30th Jul 2025
7 PM
3 AM31st Jul 2025
Day time
Avg. Highest Time
7AM30th Jul
45AQI
Avg. Lowest Time
6PM30th Jul
27AQI
Night time
Avg. Highest Time
2AM31st Jul
44AQI
Avg. Lowest Time
7PM30th Jul
26AQI
In the last 24 hours,
Ishikari's AQI reached its highest point of 45 at 7 AM during the Day, while the lowest point, 26, was recorded at 7 PM during the Night between 30th Jul and 31st Jul 2025.
Day & Night AQI Trend : Jul 2025
Ishikari, Hokkaido, Japan
Jul
01st - 02nd02nd - 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
1st Jul 2025424 AMAQI
1st Jul 2025445 AMAQI
1st Jul 2025446 AMAQI
1st Jul 2025437 AMAQI
1st Jul 2025438 AMAQI
1st Jul 2025549 AMAQI
1st Jul 20255610 AMAQI
1st Jul 20255411 AMAQI
1st Jul 20255112 PMAQI
1st Jul 2025481 PMAQI
1st Jul 2025492 PMAQI
1st Jul 2025493 PMAQI
1st Jul 2025504 PMAQI
1st Jul 2025465 PMAQI
1st Jul 2025466 PMAQI
1st Jul 2025437 PMAQI
1st Jul 2025418 PMAQI
1st Jul 2025449 PMAQI
1st Jul 20254410 PMAQI
1st Jul 20254511 PMAQI
2nd Jul 20254612 AMAQI
2nd Jul 2025441 AMAQI
2nd Jul 2025432 AMAQI
2nd Jul 2025443 AMAQI
23°C18/29°C
2nd Jul 2025454 AMAQI
2nd Jul 2025445 AMAQI
2nd Jul 2025446 AMAQI
2nd Jul 2025457 AMAQI
2nd Jul 2025458 AMAQI
2nd Jul 2025499 AMAQI
2nd Jul 20255410 AMAQI
2nd Jul 20255411 AMAQI
2nd Jul 20255612 PMAQI
2nd Jul 2025541 PMAQI
2nd Jul 2025532 PMAQI
2nd Jul 2025533 PMAQI
2nd Jul 2025524 PMAQI
2nd Jul 2025465 PMAQI
2nd Jul 2025426 PMAQI
2nd Jul 2025447 PMAQI
2nd Jul 2025468 PMAQI
2nd Jul 2025479 PMAQI
2nd Jul 20254710 PMAQI
2nd Jul 20254711 PMAQI
3rd Jul 20254712 AMAQI
3rd Jul 2025471 AMAQI
3rd Jul 2025452 AMAQI
3rd Jul 2025453 AMAQI
22°C19/26°C
3rd Jul 2025474 AMAQI
3rd Jul 2025475 AMAQI
3rd Jul 2025476 AMAQI
3rd Jul 2025477 AMAQI
3rd Jul 2025478 AMAQI
3rd Jul 2025449 AMAQI
3rd Jul 20254010 AMAQI
3rd Jul 20254411 AMAQI
3rd Jul 20254412 PMAQI
3rd Jul 2025441 PMAQI
3rd Jul 2025442 PMAQI
3rd Jul 2025443 PMAQI
3rd Jul 2025444 PMAQI
3rd Jul 2025445 PMAQI
3rd Jul 2025506 PMAQI
3rd Jul 2025537 PMAQI
3rd Jul 2025528 PMAQI
3rd Jul 2025519 PMAQI
3rd Jul 20255010 PMAQI
3rd Jul 20254911 PMAQI
4th Jul 20255012 AMAQI
4th Jul 2025491 AMAQI
4th Jul 2025472 AMAQI
4th Jul 2025473 AMAQI
22°C19/28°C
4th Jul 2025464 AMAQI
4th Jul 2025475 AMAQI
4th Jul 2025476 AMAQI
4th Jul 2025477 AMAQI
4th Jul 2025468 AMAQI
4th Jul 2025569 AMAQI
4th Jul 20255810 AMAQI
4th Jul 20255611 AMAQI
4th Jul 20255612 PMAQI
4th Jul 2025541 PMAQI
4th Jul 2025522 PMAQI
4th Jul 2025533 PMAQI
4th Jul 2025544 PMAQI
4th Jul 2025565 PMAQI
4th Jul 2025536 PMAQI
4th Jul 2025527 PMAQI
4th Jul 2025508 PMAQI
4th Jul 2025479 PMAQI
4th Jul 20254810 PMAQI
4th Jul 20254811 PMAQI
5th Jul 20254612 AMAQI
5th Jul 2025481 AMAQI
5th Jul 2025482 AMAQI
5th Jul 2025483 AMAQI
21°C19/24°C
5th Jul 2025484 AMAQI
5th Jul 2025505 AMAQI
5th Jul 2025506 AMAQI
5th Jul 2025517 AMAQI
5th Jul 2025508 AMAQI
5th Jul 2025409 AMAQI
5th Jul 20254010 AMAQI
5th Jul 20253711 AMAQI
5th Jul 20253412 PMAQI
5th Jul 2025371 PMAQI
5th Jul 2025402 PMAQI
5th Jul 2025383 PMAQI
5th Jul 2025344 PMAQI
5th Jul 2025325 PMAQI
5th Jul 2025316 PMAQI
5th Jul 2025347 PMAQI
5th Jul 2025368 PMAQI
5th Jul 2025439 PMAQI
5th Jul 20254210 PMAQI
5th Jul 20254311 PMAQI
6th Jul 20254312 AMAQI
6th Jul 2025461 AMAQI
6th Jul 2025472 AMAQI
6th Jul 2025463 AMAQI
23°C19/29°C
6th Jul 2025454 AMAQI
6th Jul 2025455 AMAQI
6th Jul 2025456 AMAQI
6th Jul 2025457 AMAQI
6th Jul 2025458 AMAQI
6th Jul 2025429 AMAQI
6th Jul 20253610 AMAQI
6th Jul 20254111 AMAQI
6th Jul 20253712 PMAQI
6th Jul 2025401 PMAQI
6th Jul 2025402 PMAQI
6th Jul 2025463 PMAQI
6th Jul 2025474 PMAQI
6th Jul 2025515 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025537 PMAQI
6th Jul 2025528 PMAQI
6th Jul 2025489 PMAQI
6th Jul 20254710 PMAQI
6th Jul 20254711 PMAQI
7th Jul 20254812 AMAQI
7th Jul 2025461 AMAQI
7th Jul 2025442 AMAQI
7th Jul 2025443 AMAQI
24°C19/30°C
7th Jul 2025434 AMAQI
7th Jul 2025445 AMAQI
7th Jul 2025426 AMAQI
7th Jul 2025427 AMAQI
7th Jul 2025448 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20255510 AMAQI
7th Jul 20255411 AMAQI
7th Jul 20255412 PMAQI
7th Jul 2025531 PMAQI
7th Jul 2025522 PMAQI
7th Jul 2025483 PMAQI
7th Jul 2025484 PMAQI
7th Jul 2025505 PMAQI
7th Jul 2025486 PMAQI
7th Jul 2025477 PMAQI
7th Jul 2025468 PMAQI
7th Jul 2025449 PMAQI
7th Jul 20254510 PMAQI
7th Jul 20254611 PMAQI
8th Jul 20254612 AMAQI
8th Jul 2025481 AMAQI
8th Jul 2025482 AMAQI
8th Jul 2025483 AMAQI
24°C18/29°C
8th Jul 2025474 AMAQI
8th Jul 2025505 AMAQI
8th Jul 2025506 AMAQI
8th Jul 2025517 AMAQI
8th Jul 2025508 AMAQI
8th Jul 2025409 AMAQI
8th Jul 20253810 AMAQI
8th Jul 20253411 AMAQI
8th Jul 20253612 PMAQI
8th Jul 2025401 PMAQI
8th Jul 2025382 PMAQI
8th Jul 2025363 PMAQI
8th Jul 2025374 PMAQI
8th Jul 2025335 PMAQI
8th Jul 2025326 PMAQI
8th Jul 2025357 PMAQI
8th Jul 2025428 PMAQI
8th Jul 2025419 PMAQI
8th Jul 20253910 PMAQI
8th Jul 20253811 PMAQI
9th Jul 20254112 AMAQI
9th Jul 2025491 AMAQI
9th Jul 2025502 AMAQI
9th Jul 2025503 AMAQI
21°C16/27°C
9th Jul 2025494 AMAQI
9th Jul 2025465 AMAQI
9th Jul 2025466 AMAQI
9th Jul 2025467 AMAQI
9th Jul 2025458 AMAQI
9th Jul 2025319 AMAQI
9th Jul 20252810 AMAQI
9th Jul 20253311 AMAQI
9th Jul 20253512 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025362 PMAQI
9th Jul 2025353 PMAQI
9th Jul 2025344 PMAQI
9th Jul 2025355 PMAQI
9th Jul 2025346 PMAQI
9th Jul 2025347 PMAQI
9th Jul 2025368 PMAQI
9th Jul 2025419 PMAQI
9th Jul 20253910 PMAQI
9th Jul 20253811 PMAQI
10th Jul 20254212 AMAQI
10th Jul 2025431 AMAQI
10th Jul 2025442 AMAQI
10th Jul 2025443 AMAQI
21°C16/27°C
10th Jul 2025444 AMAQI
10th Jul 2025425 AMAQI
10th Jul 2025426 AMAQI
10th Jul 2025427 AMAQI
10th Jul 2025438 AMAQI
10th Jul 2025289 AMAQI
10th Jul 20252510 AMAQI
10th Jul 20252911 AMAQI
10th Jul 20253212 PMAQI
10th Jul 2025331 PMAQI
10th Jul 2025332 PMAQI
10th Jul 2025343 PMAQI
10th Jul 2025344 PMAQI
10th Jul 2025305 PMAQI
10th Jul 2025286 PMAQI
10th Jul 2025287 PMAQI
10th Jul 2025328 PMAQI
10th Jul 2025399 PMAQI
10th Jul 20254010 PMAQI
10th Jul 20254011 PMAQI
11th Jul 20253912 AMAQI
11th Jul 2025431 AMAQI
11th Jul 2025422 AMAQI
11th Jul 2025423 AMAQI
19°C15/25°C
11th Jul 2025434 AMAQI
11th Jul 2025405 AMAQI
11th Jul 2025396 AMAQI
11th Jul 2025407 AMAQI
11th Jul 2025408 AMAQI
11th Jul 2025259 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251711 AMAQI
11th Jul 20251812 PMAQI
11th Jul 2025271 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025313 PMAQI
11th Jul 2025324 PMAQI
11th Jul 2025315 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025347 PMAQI
11th Jul 2025388 PMAQI
11th Jul 2025389 PMAQI
11th Jul 20254010 PMAQI
11th Jul 20253911 PMAQI
12th Jul 20254212 AMAQI
12th Jul 2025401 AMAQI
12th Jul 2025412 AMAQI
12th Jul 2025403 AMAQI
18°C14/21°C
12th Jul 2025414 AMAQI
12th Jul 2025405 AMAQI
12th Jul 2025396 AMAQI
12th Jul 2025407 AMAQI
12th Jul 2025398 AMAQI
12th Jul 2025319 AMAQI
12th Jul 20253410 AMAQI
12th Jul 20254011 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025381 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025384 PMAQI
12th Jul 2025375 PMAQI
12th Jul 2025376 PMAQI
12th Jul 2025397 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025419 PMAQI
12th Jul 20254010 PMAQI
12th Jul 20254011 PMAQI
13th Jul 20253912 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025432 AMAQI
13th Jul 2025433 AMAQI
18°C12/24°C
13th Jul 2025414 AMAQI
13th Jul 2025415 AMAQI
13th Jul 2025416 AMAQI
13th Jul 2025427 AMAQI
13th Jul 2025408 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20254112 PMAQI
13th Jul 2025411 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025423 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025435 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025447 PMAQI
13th Jul 2025468 PMAQI
13th Jul 2025429 PMAQI
13th Jul 20254210 PMAQI
13th Jul 20254411 PMAQI
14th Jul 20254312 AMAQI
14th Jul 2025431 AMAQI
14th Jul 2025412 AMAQI
14th Jul 2025413 AMAQI
19°C12/26°C
14th Jul 2025404 AMAQI
14th Jul 2025425 AMAQI
14th Jul 2025426 AMAQI
14th Jul 2025427 AMAQI
14th Jul 2025428 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20253610 AMAQI
14th Jul 20253611 AMAQI
14th Jul 20254212 PMAQI
14th Jul 2025371 PMAQI
14th Jul 2025382 PMAQI
14th Jul 2025383 PMAQI
14th Jul 2025374 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025307 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025399 PMAQI
14th Jul 20253910 PMAQI
14th Jul 20254011 PMAQI
15th Jul 20253912 AMAQI
15th Jul 2025421 AMAQI
15th Jul 2025442 AMAQI
15th Jul 2025433 AMAQI
22°C15/27°C
15th Jul 2025434 AMAQI
15th Jul 2025435 AMAQI
15th Jul 2025436 AMAQI
15th Jul 2025437 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20252212 PMAQI
15th Jul 2025261 PMAQI
15th Jul 2025302 PMAQI
15th Jul 2025323 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025395 PMAQI
15th Jul 2025376 PMAQI
15th Jul 2025357 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20254010 PMAQI
15th Jul 20253911 PMAQI
16th Jul 20253912 AMAQI
16th Jul 2025421 AMAQI
16th Jul 2025422 AMAQI
16th Jul 2025423 AMAQI
23°C20/28°C
16th Jul 2025414 AMAQI
16th Jul 2025395 AMAQI
16th Jul 2025396 AMAQI
16th Jul 2025407 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025299 AMAQI
16th Jul 20251910 AMAQI
16th Jul 20252411 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025291 PMAQI
16th Jul 2025262 PMAQI
16th Jul 2025273 PMAQI
16th Jul 2025304 PMAQI
16th Jul 2025315 PMAQI
16th Jul 2025316 PMAQI
16th Jul 2025317 PMAQI
16th Jul 2025368 PMAQI
16th Jul 2025399 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20253911 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025411 AMAQI
17th Jul 2025402 AMAQI
17th Jul 2025413 AMAQI
23°C20/28°C
17th Jul 2025404 AMAQI
17th Jul 2025395 AMAQI
17th Jul 2025396 AMAQI
17th Jul 2025397 AMAQI
17th Jul 2025388 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20254110 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20254412 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025443 PMAQI
17th Jul 2025484 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025436 PMAQI
17th Jul 2025497 PMAQI
17th Jul 2025508 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025412 AMAQI
18th Jul 2025393 AMAQI
24°C19/31°C
18th Jul 2025414 AMAQI
18th Jul 2025405 AMAQI
18th Jul 2025396 AMAQI
18th Jul 2025397 AMAQI
18th Jul 2025408 AMAQI
18th Jul 2025409 AMAQI
18th Jul 20253610 AMAQI
18th Jul 20254011 AMAQI
18th Jul 20253412 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025353 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025365 PMAQI
18th Jul 2025386 PMAQI
18th Jul 2025357 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025422 AMAQI
19th Jul 2025423 AMAQI
23°C21/29°C
19th Jul 2025414 AMAQI
19th Jul 2025415 AMAQI
19th Jul 2025406 AMAQI
19th Jul 2025407 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025351 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025316 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025401 AMAQI
20th Jul 2025402 AMAQI
20th Jul 2025403 AMAQI
22°C20/27°C
20th Jul 2025414 AMAQI
20th Jul 2025385 AMAQI
20th Jul 2025386 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252810 AMAQI
20th Jul 20252711 AMAQI
20th Jul 20253812 PMAQI
20th Jul 2025361 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025266 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025388 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
23°C20/29°C
21st Jul 2025404 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025419 AMAQI
21st Jul 20254510 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025432 PMAQI
21st Jul 2025483 PMAQI
21st Jul 2025434 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20253911 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025391 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
24°C20/30°C
22nd Jul 2025404 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025406 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025429 AMAQI
22nd Jul 20254110 AMAQI
22nd Jul 20254211 AMAQI
22nd Jul 20254612 PMAQI
22nd Jul 2025471 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025435 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025417 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20253710 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253912 AMAQI
23rd Jul 2025401 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025403 AMAQI
25°C20/31°C
23rd Jul 2025404 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20254110 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20253710 PMAQI
23rd Jul 20253611 PMAQI
24th Jul 20253912 AMAQI
24th Jul 2025401 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
25°C20/32°C
24th Jul 2025404 AMAQI
24th Jul 2025405 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025389 AMAQI
24th Jul 20253710 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025402 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025305 PMAQI
24th Jul 2025266 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025388 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253411 PMAQI
25th Jul 20253612 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025383 AMAQI
25°C20/32°C
25th Jul 2025394 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20254210 AMAQI
25th Jul 20253911 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025371 PMAQI
25th Jul 2025392 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025346 PMAQI
25th Jul 2025407 PMAQI
25th Jul 2025428 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20253812 AMAQI
26th Jul 2025391 AMAQI
26th Jul 2025392 AMAQI
26th Jul 2025393 AMAQI
25°C20/32°C
26th Jul 2025404 AMAQI
26th Jul 2025395 AMAQI
26th Jul 2025416 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025379 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20253611 AMAQI
26th Jul 20253812 PMAQI
26th Jul 2025401 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025403 PMAQI
26th Jul 2025494 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20254910 PMAQI
26th Jul 20254611 PMAQI
27th Jul 20254512 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025393 AMAQI
22°C20/25°C
27th Jul 2025394 AMAQI
27th Jul 2025395 AMAQI
27th Jul 2025396 AMAQI
27th Jul 2025397 AMAQI
27th Jul 2025398 AMAQI
27th Jul 2025409 AMAQI
27th Jul 20254010 AMAQI
27th Jul 20253711 AMAQI
27th Jul 20253312 PMAQI
27th Jul 2025311 PMAQI
27th Jul 2025342 PMAQI
27th Jul 2025373 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025345 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025427 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20253910 PMAQI
27th Jul 20253911 PMAQI
28th Jul 20254212 AMAQI
28th Jul 2025391 AMAQI
28th Jul 2025402 AMAQI
28th Jul 2025403 AMAQI
22°C20/27°C
28th Jul 2025404 AMAQI
28th Jul 2025405 AMAQI
28th Jul 2025406 AMAQI
28th Jul 2025407 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025409 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254812 PMAQI
28th Jul 2025491 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025574 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025566 PMAQI
28th Jul 2025597 PMAQI
28th Jul 2025578 PMAQI
28th Jul 2025509 PMAQI
28th Jul 20254810 PMAQI
28th Jul 20254711 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025431 AMAQI
29th Jul 2025412 AMAQI
29th Jul 2025413 AMAQI
22°C20/25°C
29th Jul 2025414 AMAQI
29th Jul 2025425 AMAQI
29th Jul 2025426 AMAQI
29th Jul 2025427 AMAQI
29th Jul 2025418 AMAQI
29th Jul 2025529 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20255011 AMAQI
29th Jul 20254912 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025422 PMAQI
29th Jul 2025393 PMAQI
29th Jul 2025364 PMAQI
29th Jul 2025315 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025337 PMAQI
29th Jul 2025348 PMAQI
29th Jul 2025389 PMAQI
29th Jul 20254010 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025432 AMAQI
30th Jul 2025433 AMAQI
23°C20/27°C
30th Jul 2025434 AMAQI
30th Jul 2025445 AMAQI
30th Jul 2025436 AMAQI
30th Jul 2025457 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025359 AMAQI
30th Jul 20253410 AMAQI
30th Jul 20253511 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025291 PMAQI
30th Jul 2025312 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025295 PMAQI
30th Jul 2025276 PMAQI
30th Jul 2025267 PMAQI
30th Jul 2025288 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253612 AMAQI
31st Jul 2025431 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025443 AMAQI
24°C20/29°C
31st Jul 2025434 AMAQI
4 AM31st Jul 2025435 AMAQI
31st Jul 2025436 AMAQI
31st Jul 2025437 AMAQI
31st Jul 2025438 AMAQI
31st Jul 2025439 AMAQI
31st Jul 20254310 AMAQI
31st Jul 20252911 AMAQI
11 AM31st Jul 20252412 PMAQI
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
42AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 7 PM
39AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 42), while the lowest AQI was between 9 AM to 7 PM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 11 PM
42AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
42AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 42), while the lowest AQI was between 12 AM to 11 PM (Avg. 42).
2025 Days Vs Air Quality
Ishikari, Hokkaido, Japan
2025
99%
207
1%
3
Total number of days with different AQI categories in last 212 days in 2025 (153 days remaining)
Good
207 DaysModerate
3 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 212 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Ishikari, Hokkaido, Japan
AQI levels in 2025
AQI
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.
1st January 2025
30AQI
30AQI
2nd January 2025
29AQI
29AQI
3rd January 2025
26AQI
26AQI
4th January 2025
27AQI
27AQI
5th January 2025
27AQI
27AQI
6th January 2025
29AQI
29AQI
7th January 2025
27AQI
27AQI
8th January 2025
28AQI
28AQI
9th January 2025
28AQI
28AQI
10th January 2025
27AQI
27AQI
11th January 2025
26AQI
26AQI
12th January 2025
31AQI
31AQI
13th January 2025
31AQI
31AQI
14th January 2025
33AQI
33AQI
15th January 2025
34AQI
34AQI
16th January 2025
35AQI
35AQI
17th January 2025
28AQI
28AQI
18th January 2025
28AQI
28AQI
19th January 2025
26AQI
26AQI
20th January 2025
45AQI
45AQI
21st January 2025
42AQI
42AQI
22nd January 2025
44AQI
44AQI
23rd January 2025
44AQI
44AQI
24th January 2025
45AQI
45AQI
25th January 2025
36AQI
36AQI
26th January 2025
34AQI
34AQI
27th January 2025
30AQI
30AQI
28th January 2025
27AQI
27AQI
29th January 2025
27AQI
27AQI
30th January 2025
25AQI
25AQI
31st January 2025
26AQI
26AQI
1st February 2025
24AQI
24AQI
2nd February 2025
25AQI
25AQI
3rd February 2025
30AQI
30AQI
4th February 2025
28AQI
28AQI
5th February 2025
28AQI
28AQI
6th February 2025
26AQI
26AQI
7th February 2025
30AQI
30AQI
8th February 2025
30AQI
30AQI
9th February 2025
28AQI
28AQI
10th February 2025
27AQI
27AQI
11th February 2025
27AQI
27AQI
12th February 2025
35AQI
35AQI
13th February 2025
37AQI
37AQI
14th February 2025
34AQI
34AQI
15th February 2025
43AQI
43AQI
16th February 2025
38AQI
38AQI
17th February 2025
44AQI
44AQI
18th February 2025
30AQI
30AQI
19th February 2025
34AQI
34AQI
20th February 2025
27AQI
27AQI
21st February 2025
26AQI
26AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
25AQI
25AQI
24th February 2025
30AQI
30AQI
25th February 2025
31AQI
31AQI
26th February 2025
36AQI
36AQI
27th February 2025
34AQI
34AQI
28th February 2025
50AQI
50AQI
1st March 2025
40AQI
40AQI
2nd March 2025
42AQI
42AQI
3rd March 2025
34AQI
34AQI
4th March 2025
31AQI
31AQI
5th March 2025
28AQI
28AQI
6th March 2025
29AQI
29AQI
7th March 2025
29AQI
29AQI
8th March 2025
33AQI
33AQI
9th March 2025
36AQI
36AQI
10th March 2025
38AQI
38AQI
11th March 2025
38AQI
38AQI
12th March 2025
53AQI
53AQI
13th March 2025
37AQI
37AQI
14th March 2025
30AQI
30AQI
15th March 2025
25AQI
25AQI
16th March 2025
24AQI
24AQI
17th March 2025
19AQI
19AQI
18th March 2025
23AQI
23AQI
19th March 2025
26AQI
26AQI
20th March 2025
47AQI
47AQI
21st March 2025
42AQI
42AQI
22nd March 2025
36AQI
36AQI
23rd March 2025
30AQI
30AQI
24th March 2025
29AQI
29AQI
25th March 2025
38AQI
38AQI
26th March 2025
30AQI
30AQI
27th March 2025
33AQI
33AQI
28th March 2025
34AQI
34AQI
29th March 2025
28AQI
28AQI
30th March 2025
29AQI
29AQI
31st March 2025
28AQI
28AQI
1st April 2025
34AQI
34AQI
2nd April 2025
29AQI
29AQI
3rd April 2025
25AQI
25AQI
4th April 2025
25AQI
25AQI
5th April 2025
32AQI
32AQI
6th April 2025
33AQI
33AQI
7th April 2025
28AQI
28AQI
8th April 2025
30AQI
30AQI
9th April 2025
32AQI
32AQI
10th April 2025
47AQI
47AQI
11th April 2025
46AQI
46AQI
12th April 2025
49AQI
49AQI
13th April 2025
37AQI
37AQI
14th April 2025
28AQI
28AQI
15th April 2025
24AQI
24AQI
16th April 2025
19AQI
19AQI
17th April 2025
24AQI
24AQI
18th April 2025
26AQI
26AQI
19th April 2025
22AQI
22AQI
20th April 2025
22AQI
22AQI
21st April 2025
16AQI
16AQI
22nd April 2025
20AQI
20AQI
23rd April 2025
20AQI
20AQI
24th April 2025
26AQI
26AQI
25th April 2025
20AQI
20AQI
26th April 2025
34AQI
34AQI
27th April 2025
19AQI
19AQI
28th April 2025
23AQI
23AQI
29th April 2025
16AQI
16AQI
30th April 2025
22AQI
22AQI
1st May 2025
22AQI
22AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
35AQI
35AQI
4th May 2025
35AQI
35AQI
5th May 2025
33AQI
33AQI
6th May 2025
33AQI
33AQI
7th May 2025
32AQI
32AQI
8th May 2025
39AQI
39AQI
9th May 2025
40AQI
40AQI
10th May 2025
28AQI
28AQI
11th May 2025
36AQI
36AQI
12th May 2025
32AQI
32AQI
13th May 2025
36AQI
36AQI
14th May 2025
49AQI
49AQI
15th May 2025
43AQI
43AQI
16th May 2025
52AQI
52AQI
17th May 2025
46AQI
46AQI
18th May 2025
36AQI
36AQI
19th May 2025
49AQI
49AQI
20th May 2025
42AQI
42AQI
21st May 2025
45AQI
45AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
34AQI
34AQI
24th May 2025
33AQI
33AQI
25th May 2025
24AQI
24AQI
26th May 2025
24AQI
24AQI
27th May 2025
30AQI
30AQI
28th May 2025
35AQI
35AQI
29th May 2025
40AQI
40AQI
30th May 2025
39AQI
39AQI
31st May 2025
39AQI
39AQI
1st June 2025
29AQI
29AQI
2nd June 2025
38AQI
38AQI
3rd June 2025
35AQI
35AQI
4th June 2025
27AQI
27AQI
5th June 2025
24AQI
24AQI
6th June 2025
30AQI
30AQI
7th June 2025
42AQI
42AQI
8th June 2025
38AQI
38AQI
9th June 2025
41AQI
41AQI
10th June 2025
51AQI
51AQI
11th June 2025
41AQI
41AQI
12th June 2025
40AQI
40AQI
13th June 2025
41AQI
41AQI
14th June 2025
42AQI
42AQI
15th June 2025
37AQI
37AQI
16th June 2025
35AQI
35AQI
17th June 2025
33AQI
33AQI
18th June 2025
40AQI
40AQI
19th June 2025
42AQI
42AQI
20th June 2025
44AQI
44AQI
21st June 2025
38AQI
38AQI
22nd June 2025
33AQI
33AQI
23rd June 2025
34AQI
34AQI
24th June 2025
39AQI
39AQI
25th June 2025
43AQI
43AQI
26th June 2025
40AQI
40AQI
27th June 2025
34AQI
34AQI
28th June 2025
39AQI
39AQI
29th June 2025
40AQI
40AQI
30th June 2025
44AQI
44AQI
1st July 2025
46AQI
46AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
47AQI
47AQI
4th July 2025
50AQI
50AQI
5th July 2025
43AQI
43AQI
6th July 2025
45AQI
45AQI
7th July 2025
48AQI
48AQI
8th July 2025
42AQI
42AQI
9th July 2025
40AQI
40AQI
10th July 2025
37AQI
37AQI
11th July 2025
35AQI
35AQI
12th July 2025
40AQI
40AQI
13th July 2025
41AQI
41AQI
14th July 2025
39AQI
39AQI
15th July 2025
36AQI
36AQI
16th July 2025
35AQI
35AQI
17th July 2025
42AQI
42AQI
18th July 2025
38AQI
38AQI
19th July 2025
35AQI
35AQI
20th July 2025
35AQI
35AQI
21st July 2025
40AQI
40AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
38AQI
38AQI
24th July 2025
37AQI
37AQI
25th July 2025
39AQI
39AQI
26th July 2025
44AQI
44AQI
27th July 2025
38AQI
38AQI
28th July 2025
47AQI
47AQI
29th July 2025
42AQI
42AQI
31AQI
32AQI
33AQI
28AQI
36AQI
38AQI
41AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
31
28
30
1
30
30
1
29
1
29
207
3
Highest AQI recorded in
July41AQI
Lowest AQI recorded in
April28AQI
202432AQI
29
2
27
2
31
29
1
29
2
29
1
24
7
31
30
31
29
1
31
350
16
Highest AQI recorded in
April40AQI
Lowest AQI recorded in
August23AQI
202335AQI
28
3
26
2
20
11
24
6
28
3
30
29
2
31
30
31
27
2
31
335
29
Highest AQI recorded in
March46AQI
Lowest AQI recorded in
September25AQI
202233AQI
30
1
17
4
28
3
15
2
27
4
29
1
23
3
27
1
30
1
30
31
290
17
Highest AQI recorded in
May40AQI
Lowest AQI recorded in
August21AQI
202129AQI
28
2
27
1
26
3
29
1
29
2
30
30
1
29
2
30
31
29
1
31
349
13
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
September26AQI
202022AQI
13
20
1
18
29
1
31
31
19
31
29
1
28
3
249
6
Highest AQI recorded in
March29AQI
Lowest AQI recorded in
May18AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
35AQILeast Polluted Year Recorded
2020(Avg.)
22AQIIshikari's annual 2025 AQI (34) shows an average percentage change of 15.4% (worsened AQI) compared to previous years: 2020 (22), 2021 (29), 2022 (33), 2023 (35), 2024 (32).
