We Are 19 Janishi, Sapporo, 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+
August Air Quality Analysis
We Are 19 Janishi, Sapporo, Hokkaido, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Aug 2021
77AQILowest AQI recorded on
31st Aug 2022
18AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
We Are 19 Janishi, Sapporo, Hokkaido, Japan
AQI
Day
Night
.
4 AM7th Aug 2025
7 PM
3 AM8th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
7AM7th Aug
40AQI
Avg. Lowest Time
5PM7th Aug
20AQI
In the last 24 hours,
We Are 19 Janishi's AQI reached its highest point of 40 at 7 AM during the Night, while the lowest point, 20, was recorded at 5 PM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
We Are 19 Janishi, Sapporo, Hokkaido, Japan
JulAug
09th - 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 - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
9th Jul 2025474 AMAQI
9th Jul 2025445 AMAQI
9th Jul 2025436 AMAQI
9th Jul 2025447 AMAQI
9th Jul 2025448 AMAQI
9th Jul 2025359 AMAQI
9th Jul 20253210 AMAQI
9th Jul 20253211 AMAQI
9th Jul 20253612 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025342 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025274 PMAQI
9th Jul 2025285 PMAQI
9th Jul 2025236 PMAQI
9th Jul 2025277 PMAQI
9th Jul 2025328 PMAQI
9th Jul 2025319 PMAQI
9th Jul 20253110 PMAQI
9th Jul 20253011 PMAQI
10th Jul 20253212 AMAQI
10th Jul 2025361 AMAQI
10th Jul 2025442 AMAQI
10th Jul 2025443 AMAQI
21°C16/27°C
10th Jul 2025444 AMAQI
10th Jul 2025415 AMAQI
10th Jul 2025436 AMAQI
10th Jul 2025427 AMAQI
10th Jul 2025418 AMAQI
10th Jul 2025289 AMAQI
10th Jul 20252610 AMAQI
10th Jul 20253211 AMAQI
10th Jul 20253012 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025343 PMAQI
10th Jul 2025314 PMAQI
10th Jul 2025245 PMAQI
10th Jul 2025226 PMAQI
10th Jul 2025197 PMAQI
10th Jul 2025228 PMAQI
10th Jul 2025329 PMAQI
10th Jul 20253110 PMAQI
10th Jul 20253311 PMAQI
11th Jul 20253312 AMAQI
11th Jul 2025381 AMAQI
11th Jul 2025422 AMAQI
11th Jul 2025423 AMAQI
19°C15/25°C
11th Jul 2025444 AMAQI
11th Jul 2025415 AMAQI
11th Jul 2025406 AMAQI
11th Jul 2025407 AMAQI
11th Jul 2025408 AMAQI
11th Jul 2025229 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20252011 AMAQI
11th Jul 20251712 PMAQI
11th Jul 2025261 PMAQI
11th Jul 2025282 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025284 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025306 PMAQI
11th Jul 2025287 PMAQI
11th Jul 2025318 PMAQI
11th Jul 2025369 PMAQI
11th Jul 20253610 PMAQI
11th Jul 20253511 PMAQI
12th Jul 20253512 AMAQI
12th Jul 2025381 AMAQI
12th Jul 2025402 AMAQI
12th Jul 2025403 AMAQI
18°C14/21°C
12th Jul 2025414 AMAQI
12th Jul 2025395 AMAQI
12th Jul 2025396 AMAQI
12th Jul 2025387 AMAQI
12th Jul 2025388 AMAQI
12th Jul 2025309 AMAQI
12th Jul 20252910 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20253812 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025392 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025384 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025337 PMAQI
12th Jul 2025288 PMAQI
12th Jul 2025339 PMAQI
12th Jul 20253310 PMAQI
12th Jul 20253411 PMAQI
13th Jul 20253512 AMAQI
13th Jul 2025341 AMAQI
13th Jul 2025342 AMAQI
13th Jul 2025403 AMAQI
18°C12/24°C
13th Jul 2025404 AMAQI
13th Jul 2025405 AMAQI
13th Jul 2025396 AMAQI
13th Jul 2025407 AMAQI
13th Jul 2025408 AMAQI
13th Jul 2025389 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025436 PMAQI
13th Jul 2025457 PMAQI
13th Jul 2025398 PMAQI
13th Jul 2025369 PMAQI
13th Jul 20253410 PMAQI
13th Jul 20253411 PMAQI
14th Jul 20253712 AMAQI
14th Jul 2025381 AMAQI
14th Jul 2025402 AMAQI
14th Jul 2025403 AMAQI
19°C12/26°C
14th Jul 2025394 AMAQI
14th Jul 2025405 AMAQI
14th Jul 2025416 AMAQI
14th Jul 2025417 AMAQI
14th Jul 2025418 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20253710 AMAQI
14th Jul 20254011 AMAQI
14th Jul 20254012 PMAQI
14th Jul 2025441 PMAQI
14th Jul 2025472 PMAQI
14th Jul 2025453 PMAQI
14th Jul 2025364 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025459 PMAQI
14th Jul 20254210 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254412 AMAQI
15th Jul 2025421 AMAQI
15th Jul 2025412 AMAQI
15th Jul 2025423 AMAQI
22°C15/27°C
15th Jul 2025424 AMAQI
15th Jul 2025425 AMAQI
15th Jul 2025426 AMAQI
15th Jul 2025427 AMAQI
15th Jul 2025428 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251611 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025241 PMAQI
15th Jul 2025222 PMAQI
15th Jul 2025233 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025255 PMAQI
15th Jul 2025266 PMAQI
15th Jul 2025227 PMAQI
15th Jul 2025208 PMAQI
15th Jul 2025289 PMAQI
15th Jul 20252910 PMAQI
15th Jul 20252811 PMAQI
16th Jul 20252812 AMAQI
16th Jul 2025341 AMAQI
16th Jul 2025422 AMAQI
16th Jul 2025443 AMAQI
23°C20/28°C
16th Jul 2025414 AMAQI
16th Jul 2025385 AMAQI
16th Jul 2025386 AMAQI
16th Jul 2025387 AMAQI
16th Jul 2025378 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20251610 AMAQI
16th Jul 20251711 AMAQI
16th Jul 20252312 PMAQI
16th Jul 2025261 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025263 PMAQI
16th Jul 2025284 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025256 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253211 PMAQI
17th Jul 20253212 AMAQI
17th Jul 2025351 AMAQI
17th Jul 2025392 AMAQI
17th Jul 2025383 AMAQI
23°C20/28°C
17th Jul 2025384 AMAQI
17th Jul 2025365 AMAQI
17th Jul 2025366 AMAQI
17th Jul 2025357 AMAQI
17th Jul 2025358 AMAQI
17th Jul 2025389 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20253111 AMAQI
17th Jul 20253412 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025472 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025575 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025369 PMAQI
17th Jul 20253710 PMAQI
17th Jul 20253611 PMAQI
18th Jul 20253612 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025372 AMAQI
18th Jul 2025373 AMAQI
24°C19/31°C
18th Jul 2025384 AMAQI
18th Jul 2025375 AMAQI
18th Jul 2025386 AMAQI
18th Jul 2025387 AMAQI
18th Jul 2025378 AMAQI
18th Jul 2025429 AMAQI
18th Jul 20253410 AMAQI
18th Jul 20254111 AMAQI
18th Jul 20253812 PMAQI
18th Jul 2025331 PMAQI
18th Jul 2025442 PMAQI
18th Jul 2025413 PMAQI
18th Jul 2025224 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025186 PMAQI
18th Jul 2025277 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253311 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025361 AMAQI
19th Jul 2025402 AMAQI
19th Jul 2025403 AMAQI
23°C21/29°C
19th Jul 2025394 AMAQI
19th Jul 2025405 AMAQI
19th Jul 2025396 AMAQI
19th Jul 2025397 AMAQI
19th Jul 2025398 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025311 PMAQI
19th Jul 2025412 PMAQI
19th Jul 2025413 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20252810 PMAQI
19th Jul 20253111 PMAQI
20th Jul 20252812 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025392 AMAQI
20th Jul 2025383 AMAQI
22°C20/27°C
20th Jul 2025394 AMAQI
20th Jul 2025385 AMAQI
20th Jul 2025376 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025378 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025341 PMAQI
20th Jul 2025332 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025267 PMAQI
20th Jul 2025308 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025382 AMAQI
21st Jul 2025393 AMAQI
23°C20/29°C
21st Jul 2025374 AMAQI
21st Jul 2025375 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025419 AMAQI
21st Jul 20254610 AMAQI
21st Jul 20254711 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025452 PMAQI
21st Jul 2025423 PMAQI
21st Jul 2025394 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025486 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025488 PMAQI
21st Jul 2025449 PMAQI
21st Jul 20254410 PMAQI
21st Jul 20254511 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025431 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025373 AMAQI
24°C20/30°C
22nd Jul 2025384 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025469 AMAQI
22nd Jul 20254110 AMAQI
22nd Jul 20254011 AMAQI
22nd Jul 20254112 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025435 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025278 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253210 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253412 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025413 AMAQI
25°C20/31°C
23rd Jul 2025414 AMAQI
23rd Jul 2025415 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20253010 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025424 PMAQI
23rd Jul 2025435 PMAQI
23rd Jul 2025386 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025398 PMAQI
23rd Jul 2025469 PMAQI
23rd Jul 20254610 PMAQI
23rd Jul 20254611 PMAQI
24th Jul 20254512 AMAQI
24th Jul 2025421 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
25°C20/32°C
24th Jul 2025394 AMAQI
24th Jul 2025395 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025331 PMAQI
24th Jul 2025402 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025374 PMAQI
24th Jul 2025315 PMAQI
24th Jul 2025256 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025351 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025403 AMAQI
25°C20/32°C
25th Jul 2025404 AMAQI
25th Jul 2025395 AMAQI
25th Jul 2025396 AMAQI
25th Jul 2025397 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253612 PMAQI
25th Jul 2025421 PMAQI
25th Jul 2025382 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025374 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025347 PMAQI
25th Jul 2025368 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20253710 PMAQI
25th Jul 20253811 PMAQI
26th Jul 20253812 AMAQI
26th Jul 2025371 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025393 AMAQI
25°C20/32°C
26th Jul 2025384 AMAQI
26th Jul 2025385 AMAQI
26th Jul 2025386 AMAQI
26th Jul 2025387 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025339 AMAQI
26th Jul 20252910 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20253312 PMAQI
26th Jul 2025371 PMAQI
26th Jul 2025362 PMAQI
26th Jul 2025383 PMAQI
26th Jul 2025444 PMAQI
26th Jul 2025365 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025377 PMAQI
26th Jul 2025468 PMAQI
26th Jul 2025469 PMAQI
26th Jul 20254910 PMAQI
26th Jul 20254111 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025393 AMAQI
22°C20/25°C
27th Jul 2025384 AMAQI
27th Jul 2025385 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025388 AMAQI
27th Jul 2025319 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20254112 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025262 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025335 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025351 AMAQI
28th Jul 2025382 AMAQI
28th Jul 2025393 AMAQI
22°C20/27°C
28th Jul 2025384 AMAQI
28th Jul 2025385 AMAQI
28th Jul 2025396 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025449 AMAQI
28th Jul 20254110 AMAQI
28th Jul 20253511 AMAQI
28th Jul 20254412 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025412 PMAQI
28th Jul 2025603 PMAQI
28th Jul 2025544 PMAQI
28th Jul 2025415 PMAQI
28th Jul 2025426 PMAQI
28th Jul 2025357 PMAQI
28th Jul 2025368 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254511 PMAQI
29th Jul 20253612 AMAQI
29th Jul 2025381 AMAQI
29th Jul 2025402 AMAQI
29th Jul 2025403 AMAQI
22°C20/25°C
29th Jul 2025404 AMAQI
29th Jul 2025415 AMAQI
29th Jul 2025416 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025509 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255511 AMAQI
29th Jul 20255312 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025485 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025357 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025339 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253311 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025423 AMAQI
23°C20/27°C
30th Jul 2025424 AMAQI
30th Jul 2025435 AMAQI
30th Jul 2025436 AMAQI
30th Jul 2025427 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253310 AMAQI
30th Jul 20253611 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025331 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025373 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025375 PMAQI
30th Jul 2025366 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025381 AMAQI
31st Jul 2025422 AMAQI
31st Jul 2025423 AMAQI
24°C20/29°C
31st Jul 2025414 AMAQI
31st Jul 2025415 AMAQI
31st Jul 2025416 AMAQI
31st Jul 2025417 AMAQI
31st Jul 2025418 AMAQI
31st Jul 2025419 AMAQI
31st Jul 20254110 AMAQI
31st Jul 20253011 AMAQI
31st Jul 20252712 PMAQI
31st Jul 2025271 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025257 PMAQI
31st Jul 2025318 PMAQI
31st Jul 2025439 PMAQI
31st Jul 20253610 PMAQI
31st Jul 20253311 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025411 AMAQI
1st Aug 2025422 AMAQI
1st Aug 2025423 AMAQI
23°C19/29°C
1st Aug 2025444 AMAQI
1st Aug 2025415 AMAQI
1st Aug 2025436 AMAQI
1st Aug 2025437 AMAQI
1st Aug 2025458 AMAQI
1st Aug 2025279 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20253811 AMAQI
1st Aug 20253612 PMAQI
1st Aug 2025281 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025293 PMAQI
1st Aug 2025304 PMAQI
1st Aug 2025285 PMAQI
1st Aug 2025306 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025319 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253312 AMAQI
2nd Aug 2025381 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025393 AMAQI
24°C19/29°C
2nd Aug 2025404 AMAQI
2nd Aug 2025395 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20252610 AMAQI
2nd Aug 20253011 AMAQI
2nd Aug 20252712 PMAQI
2nd Aug 2025281 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025263 PMAQI
2nd Aug 2025294 PMAQI
2nd Aug 2025275 PMAQI
2nd Aug 2025336 PMAQI
2nd Aug 2025427 PMAQI
2nd Aug 2025358 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253112 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025362 AMAQI
3rd Aug 2025373 AMAQI
23°C20/29°C
3rd Aug 2025364 AMAQI
3rd Aug 2025375 AMAQI
3rd Aug 2025366 AMAQI
3rd Aug 2025357 AMAQI
3rd Aug 2025378 AMAQI
3rd Aug 2025349 AMAQI
3rd Aug 20254010 AMAQI
3rd Aug 20253411 AMAQI
3rd Aug 20254412 PMAQI
3rd Aug 2025391 PMAQI
3rd Aug 2025422 PMAQI
3rd Aug 2025403 PMAQI
3rd Aug 2025354 PMAQI
3rd Aug 2025375 PMAQI
3rd Aug 2025386 PMAQI
3rd Aug 2025347 PMAQI
3rd Aug 2025328 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20253210 PMAQI
3rd Aug 20253311 PMAQI
4th Aug 20253512 AMAQI
4th Aug 2025351 AMAQI
4th Aug 2025352 AMAQI
4th Aug 2025363 AMAQI
24°C20/29°C
4th Aug 2025354 AMAQI
4th Aug 2025365 AMAQI
4th Aug 2025366 AMAQI
4th Aug 2025377 AMAQI
4th Aug 2025378 AMAQI
4th Aug 2025429 AMAQI
4th Aug 20254410 AMAQI
4th Aug 20253411 AMAQI
4th Aug 20253112 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025372 PMAQI
4th Aug 2025403 PMAQI
4th Aug 2025264 PMAQI
4th Aug 2025285 PMAQI
4th Aug 2025236 PMAQI
4th Aug 2025367 PMAQI
4th Aug 2025358 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20253310 PMAQI
4th Aug 20253611 PMAQI
5th Aug 20253612 AMAQI
5th Aug 2025361 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025363 AMAQI
23°C19/28°C
5th Aug 2025384 AMAQI
5th Aug 2025405 AMAQI
5th Aug 2025386 AMAQI
5th Aug 2025387 AMAQI
5th Aug 2025388 AMAQI
5th Aug 2025319 AMAQI
5th Aug 20253210 AMAQI
5th Aug 20254011 AMAQI
5th Aug 20253412 PMAQI
5th Aug 2025391 PMAQI
5th Aug 2025452 PMAQI
5th Aug 2025413 PMAQI
5th Aug 2025404 PMAQI
5th Aug 2025405 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025367 PMAQI
5th Aug 2025368 PMAQI
5th Aug 2025369 PMAQI
5th Aug 20253410 PMAQI
5th Aug 20253611 PMAQI
6th Aug 20253612 AMAQI
6th Aug 2025391 AMAQI
6th Aug 2025412 AMAQI
6th Aug 2025383 AMAQI
23°C19/27°C
6th Aug 2025404 AMAQI
6th Aug 2025385 AMAQI
6th Aug 2025386 AMAQI
6th Aug 2025377 AMAQI
6th Aug 2025408 AMAQI
6th Aug 2025369 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253611 AMAQI
6th Aug 20254212 PMAQI
6th Aug 2025311 PMAQI
6th Aug 2025302 PMAQI
6th Aug 2025293 PMAQI
6th Aug 2025324 PMAQI
6th Aug 2025295 PMAQI
6th Aug 2025316 PMAQI
6th Aug 2025247 PMAQI
6th Aug 2025338 PMAQI
6th Aug 2025339 PMAQI
6th Aug 20253310 PMAQI
6th Aug 20253611 PMAQI
7th Aug 20253612 AMAQI
7th Aug 2025381 AMAQI
7th Aug 2025392 AMAQI
7th Aug 2025383 AMAQI
21°C18/26°C
7th Aug 2025374 AMAQI
7th Aug 2025365 AMAQI
7th Aug 2025376 AMAQI
7th Aug 2025407 AMAQI
7th Aug 2025378 AMAQI
7th Aug 2025339 AMAQI
7th Aug 20253210 AMAQI
7th Aug 20253411 AMAQI
7th Aug 20252812 PMAQI
7th Aug 2025291 PMAQI
7th Aug 2025282 PMAQI
7th Aug 2025243 PMAQI
7th Aug 2025254 PMAQI
7th Aug 2025205 PMAQI
7th Aug 2025236 PMAQI
7th Aug 2025337 PMAQI
7th Aug 2025288 PMAQI
7th Aug 2025309 PMAQI
7th Aug 20253110 PMAQI
7th Aug 20252811 PMAQI
8th Aug 20252712 AMAQI
8th Aug 2025301 AMAQI
8th Aug 2025382 AMAQI
8th Aug 2025383 AMAQI
--°C/°C
8th Aug 2025374 AMAQI
4 AM11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
39AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM - 7 PM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 39), while the lowest AQI was between 6 PM to 7 PM (Avg. 32).
Night time
Avg. Highest Time
2 AM - 3 AM
40AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 40), while the lowest AQI was between 8 PM to 8 PM (Avg. 33).
2025 Days Vs Air Quality
We Are 19 Janishi, Sapporo, Hokkaido, Japan
2025
99%
216
0.9%
2
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
216 DaysModerate
2 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 219 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
We Are 19 Janishi, Sapporo, 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
33AQI
33AQI
2nd January 2025
33AQI
33AQI
3rd January 2025
29AQI
29AQI
4th January 2025
29AQI
29AQI
5th January 2025
30AQI
30AQI
6th January 2025
33AQI
33AQI
7th January 2025
30AQI
30AQI
8th January 2025
27AQI
27AQI
9th January 2025
30AQI
30AQI
10th January 2025
30AQI
30AQI
11th January 2025
28AQI
28AQI
12th January 2025
33AQI
33AQI
13th January 2025
31AQI
31AQI
14th January 2025
37AQI
37AQI
15th January 2025
35AQI
35AQI
16th January 2025
35AQI
35AQI
17th January 2025
30AQI
30AQI
18th January 2025
32AQI
32AQI
19th January 2025
29AQI
29AQI
20th January 2025
48AQI
48AQI
21st January 2025
44AQI
44AQI
22nd January 2025
45AQI
45AQI
23rd January 2025
45AQI
45AQI
24th January 2025
45AQI
45AQI
25th January 2025
35AQI
35AQI
26th January 2025
34AQI
34AQI
27th January 2025
29AQI
29AQI
28th January 2025
26AQI
26AQI
29th January 2025
27AQI
27AQI
30th January 2025
24AQI
24AQI
31st January 2025
25AQI
25AQI
1st February 2025
28AQI
28AQI
2nd February 2025
27AQI
27AQI
3rd February 2025
32AQI
32AQI
4th February 2025
29AQI
29AQI
5th February 2025
29AQI
29AQI
6th February 2025
28AQI
28AQI
7th February 2025
31AQI
31AQI
8th February 2025
33AQI
33AQI
9th February 2025
28AQI
28AQI
10th February 2025
29AQI
29AQI
11th February 2025
29AQI
29AQI
12th February 2025
38AQI
38AQI
13th February 2025
40AQI
40AQI
14th February 2025
37AQI
37AQI
15th February 2025
43AQI
43AQI
16th February 2025
44AQI
44AQI
17th February 2025
48AQI
48AQI
18th February 2025
31AQI
31AQI
19th February 2025
33AQI
33AQI
20th February 2025
30AQI
30AQI
21st February 2025
26AQI
26AQI
22nd February 2025
34AQI
34AQI
23rd February 2025
26AQI
26AQI
24th February 2025
34AQI
34AQI
25th February 2025
34AQI
34AQI
26th February 2025
39AQI
39AQI
27th February 2025
39AQI
39AQI
28th February 2025
53AQI
53AQI
1st March 2025
42AQI
42AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
35AQI
35AQI
4th March 2025
30AQI
30AQI
5th March 2025
28AQI
28AQI
6th March 2025
27AQI
27AQI
7th March 2025
30AQI
30AQI
8th March 2025
32AQI
32AQI
9th March 2025
43AQI
43AQI
10th March 2025
43AQI
43AQI
11th March 2025
47AQI
47AQI
12th March 2025
57AQI
57AQI
13th March 2025
38AQI
38AQI
14th March 2025
31AQI
31AQI
15th March 2025
28AQI
28AQI
16th March 2025
27AQI
27AQI
17th March 2025
20AQI
20AQI
18th March 2025
27AQI
27AQI
19th March 2025
33AQI
33AQI
20th March 2025
47AQI
47AQI
21st March 2025
44AQI
44AQI
22nd March 2025
37AQI
37AQI
23rd March 2025
31AQI
31AQI
24th March 2025
35AQI
35AQI
25th March 2025
39AQI
39AQI
26th March 2025
31AQI
31AQI
27th March 2025
32AQI
32AQI
28th March 2025
33AQI
33AQI
29th March 2025
27AQI
27AQI
30th March 2025
28AQI
28AQI
31st March 2025
28AQI
28AQI
1st April 2025
34AQI
34AQI
2nd April 2025
30AQI
30AQI
3rd April 2025
27AQI
27AQI
4th April 2025
26AQI
26AQI
5th April 2025
32AQI
32AQI
6th April 2025
32AQI
32AQI
7th April 2025
27AQI
27AQI
8th April 2025
28AQI
28AQI
9th April 2025
32AQI
32AQI
10th April 2025
45AQI
45AQI
11th April 2025
47AQI
47AQI
12th April 2025
47AQI
47AQI
13th April 2025
37AQI
37AQI
14th April 2025
26AQI
26AQI
15th April 2025
22AQI
22AQI
16th April 2025
18AQI
18AQI
17th April 2025
23AQI
23AQI
18th April 2025
30AQI
30AQI
19th April 2025
21AQI
21AQI
20th April 2025
22AQI
22AQI
21st April 2025
19AQI
19AQI
22nd April 2025
16AQI
16AQI
23rd April 2025
17AQI
17AQI
24th April 2025
25AQI
25AQI
25th April 2025
17AQI
17AQI
26th April 2025
33AQI
33AQI
27th April 2025
17AQI
17AQI
28th April 2025
20AQI
20AQI
29th April 2025
16AQI
16AQI
30th April 2025
21AQI
21AQI
1st May 2025
21AQI
21AQI
2nd May 2025
28AQI
28AQI
3rd May 2025
32AQI
32AQI
4th May 2025
33AQI
33AQI
5th May 2025
30AQI
30AQI
6th May 2025
32AQI
32AQI
7th May 2025
31AQI
31AQI
8th May 2025
38AQI
38AQI
9th May 2025
37AQI
37AQI
10th May 2025
27AQI
27AQI
11th May 2025
35AQI
35AQI
12th May 2025
31AQI
31AQI
13th May 2025
34AQI
34AQI
14th May 2025
48AQI
48AQI
15th May 2025
41AQI
41AQI
16th May 2025
49AQI
49AQI
17th May 2025
44AQI
44AQI
18th May 2025
33AQI
33AQI
19th May 2025
45AQI
45AQI
20th May 2025
40AQI
40AQI
21st May 2025
40AQI
40AQI
22nd May 2025
37AQI
37AQI
23rd May 2025
34AQI
34AQI
24th May 2025
32AQI
32AQI
25th May 2025
23AQI
23AQI
26th May 2025
25AQI
25AQI
27th May 2025
30AQI
30AQI
28th May 2025
32AQI
32AQI
29th May 2025
37AQI
37AQI
30th May 2025
37AQI
37AQI
31st May 2025
38AQI
38AQI
1st June 2025
26AQI
26AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
33AQI
33AQI
4th June 2025
23AQI
23AQI
5th June 2025
24AQI
24AQI
6th June 2025
30AQI
30AQI
7th June 2025
41AQI
41AQI
8th June 2025
35AQI
35AQI
9th June 2025
34AQI
34AQI
10th June 2025
44AQI
44AQI
11th June 2025
36AQI
36AQI
12th June 2025
34AQI
34AQI
13th June 2025
42AQI
42AQI
14th June 2025
38AQI
38AQI
15th June 2025
31AQI
31AQI
16th June 2025
30AQI
30AQI
17th June 2025
31AQI
31AQI
18th June 2025
39AQI
39AQI
19th June 2025
39AQI
39AQI
20th June 2025
47AQI
47AQI
21st June 2025
33AQI
33AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
32AQI
32AQI
24th June 2025
35AQI
35AQI
25th June 2025
40AQI
40AQI
26th June 2025
41AQI
41AQI
27th June 2025
35AQI
35AQI
28th June 2025
38AQI
38AQI
29th June 2025
39AQI
39AQI
30th June 2025
43AQI
43AQI
1st July 2025
43AQI
43AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
42AQI
42AQI
4th July 2025
45AQI
45AQI
5th July 2025
38AQI
38AQI
6th July 2025
43AQI
43AQI
7th July 2025
45AQI
45AQI
8th July 2025
39AQI
39AQI
9th July 2025
35AQI
35AQI
10th July 2025
33AQI
33AQI
11th July 2025
33AQI
33AQI
12th July 2025
37AQI
37AQI
13th July 2025
39AQI
39AQI
14th July 2025
38AQI
38AQI
15th July 2025
30AQI
30AQI
16th July 2025
31AQI
31AQI
17th July 2025
40AQI
40AQI
18th July 2025
34AQI
34AQI
19th July 2025
34AQI
34AQI
20th July 2025
33AQI
33AQI
21st July 2025
41AQI
41AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
40AQI
40AQI
24th July 2025
34AQI
34AQI
25th July 2025
36AQI
36AQI
26th July 2025
38AQI
38AQI
27th July 2025
38AQI
38AQI
28th July 2025
40AQI
40AQI
29th July 2025
42AQI
42AQI
30th July 2025
36AQI
36AQI
31st July 2025
35AQI
35AQI
1st August 2025
35AQI
35AQI
2nd August 2025
34AQI
34AQI
3rd August 2025
36AQI
36AQI
4th August 2025
35AQI
35AQI
5th August 2025
37AQI
37AQI
6th August 2025
35AQI
35AQI
33AQI
34AQI
35AQI
27AQI
35AQI
35AQI
38AQI
35AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
31
27
1
30
1
30
31
30
31
6
216
2
Highest AQI recorded in
July38AQI
Lowest AQI recorded in
April27AQI
202439AQI
27
4
26
3
29
2
26
4
25
6
23
7
19
12
29
2
29
1
30
1
28
2
31
322
44
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
December30AQI
202342AQI
28
3
22
6
18
13
19
11
22
9
22
8
22
9
18
13
29
1
31
24
3
30
1
285
77
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
November33AQI
202237AQI
31
19
2
28
3
18
11
22
9
28
2
14
8
3
24
4
30
1
30
31
278
40
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
August20AQI
202137AQI
26
5
26
2
27
2
20
1
28
3
23
7
23
8
21
10
27
3
30
1
29
1
31
311
43
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
November30AQI
202028AQI
13
20
1
18
29
1
31
28
3
18
1
31
27
1
28
3
243
10
Highest AQI recorded in
March36AQI
Lowest AQI recorded in
October25AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
42AQILeast Polluted Year Recorded
2020(Avg.)
28AQIWe Are 19 Janishi's annual 2025 AQI (34) shows an average percentage change of -6.1% (improved AQI) compared to previous years: 2020 (28), 2021 (37), 2022 (37), 2023 (42), 2024 (39).
