Kamigawa, Suwa, Nagano, 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
Kamigawa, Suwa, Nagano, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2024
62AQILowest AQI recorded on
28th Aug 2024
14AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Kamigawa, Suwa, Nagano, Japan
AQI
Day
Night
.
4 AM4th Aug 2025
7 PM
3 AM5th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4PM4th Aug
81AQI
Avg. Lowest Time
7AM4th Aug
44AQI
In the last 24 hours,
Kamigawa's AQI reached its highest point of 81 at 4 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kamigawa, Suwa, Nagano, Japan
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025514 AMAQI
6th Jul 2025525 AMAQI
6th Jul 2025526 AMAQI
6th Jul 2025537 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025589 AMAQI
6th Jul 20256710 AMAQI
6th Jul 20256211 AMAQI
6th Jul 20255712 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025542 PMAQI
6th Jul 2025533 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025525 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025548 PMAQI
6th Jul 2025559 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255611 PMAQI
7th Jul 20255512 AMAQI
7th Jul 2025541 AMAQI
7th Jul 2025542 AMAQI
7th Jul 2025543 AMAQI
21°C13/31°C
7th Jul 2025544 AMAQI
7th Jul 2025555 AMAQI
7th Jul 2025546 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025569 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255912 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025582 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025625 PMAQI
7th Jul 2025646 PMAQI
7th Jul 2025657 PMAQI
7th Jul 2025618 PMAQI
7th Jul 2025599 PMAQI
7th Jul 20256010 PMAQI
7th Jul 20256111 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI
22°C14/27°C
8th Jul 2025554 AMAQI
8th Jul 2025565 AMAQI
8th Jul 2025566 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20256311 AMAQI
8th Jul 20256112 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025623 PMAQI
8th Jul 2025624 PMAQI
8th Jul 2025645 PMAQI
8th Jul 2025666 PMAQI
8th Jul 2025717 PMAQI
8th Jul 2025718 PMAQI
8th Jul 2025659 PMAQI
8th Jul 20256510 PMAQI
8th Jul 20256611 PMAQI
9th Jul 20256412 AMAQI
9th Jul 2025621 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
21°C16/26°C
9th Jul 2025584 AMAQI
9th Jul 2025595 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025597 AMAQI
9th Jul 2025598 AMAQI
9th Jul 2025749 AMAQI
9th Jul 20257510 AMAQI
9th Jul 20256711 AMAQI
9th Jul 20256412 PMAQI
9th Jul 2025661 PMAQI
9th Jul 2025692 PMAQI
9th Jul 2025663 PMAQI
9th Jul 2025694 PMAQI
9th Jul 2025685 PMAQI
9th Jul 2025666 PMAQI
9th Jul 2025757 PMAQI
9th Jul 2025688 PMAQI
9th Jul 2025609 PMAQI
9th Jul 20256110 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025622 AMAQI
10th Jul 2025623 AMAQI
22°C15/28°C
10th Jul 2025624 AMAQI
10th Jul 2025645 AMAQI
10th Jul 2025656 AMAQI
10th Jul 2025647 AMAQI
10th Jul 2025658 AMAQI
10th Jul 2025599 AMAQI
10th Jul 20256110 AMAQI
10th Jul 20256311 AMAQI
10th Jul 20257212 PMAQI
10th Jul 2025701 PMAQI
10th Jul 2025682 PMAQI
10th Jul 2025673 PMAQI
10th Jul 2025664 PMAQI
10th Jul 2025585 PMAQI
10th Jul 2025576 PMAQI
10th Jul 2025557 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025591 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025623 AMAQI
22°C15/29°C
11th Jul 2025634 AMAQI
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025638 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251911 AMAQI
11th Jul 20252212 PMAQI
11th Jul 2025381 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025433 PMAQI
11th Jul 2025484 PMAQI
11th Jul 2025465 PMAQI
11th Jul 2025456 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025468 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255512 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025603 AMAQI
19°C12/24°C
12th Jul 2025594 AMAQI
12th Jul 2025575 AMAQI
12th Jul 2025576 AMAQI
12th Jul 2025577 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025309 AMAQI
12th Jul 20252410 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20253212 PMAQI
12th Jul 2025421 PMAQI
12th Jul 2025452 PMAQI
12th Jul 2025443 PMAQI
12th Jul 2025494 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255510 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255512 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025572 AMAQI
13th Jul 2025573 AMAQI
20°C13/28°C
13th Jul 2025574 AMAQI
13th Jul 2025575 AMAQI
13th Jul 2025576 AMAQI
13th Jul 2025567 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253011 AMAQI
13th Jul 20253512 PMAQI
13th Jul 2025431 PMAQI
13th Jul 2025412 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025466 PMAQI
13th Jul 2025467 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025551 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
20°C13/28°C
14th Jul 2025564 AMAQI
14th Jul 2025545 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025389 AMAQI
14th Jul 20253310 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025353 PMAQI
14th Jul 2025384 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025307 PMAQI
14th Jul 2025338 PMAQI
14th Jul 2025519 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
20°C12/28°C
15th Jul 2025544 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251412 PMAQI
15th Jul 2025271 PMAQI
15th Jul 2025272 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025294 PMAQI
15th Jul 2025285 PMAQI
15th Jul 2025286 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025288 PMAQI
15th Jul 2025469 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254712 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
19°C16/25°C
16th Jul 2025524 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254312 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025453 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025406 PMAQI
16th Jul 2025397 PMAQI
16th Jul 2025348 PMAQI
16th Jul 2025449 PMAQI
16th Jul 20254510 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025513 AMAQI
18°C11/26°C
17th Jul 2025514 AMAQI
17th Jul 2025505 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025239 AMAQI
17th Jul 20251610 AMAQI
17th Jul 20251511 AMAQI
17th Jul 20251412 PMAQI
17th Jul 2025241 PMAQI
17th Jul 2025252 PMAQI
17th Jul 2025263 PMAQI
17th Jul 2025274 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
17°C14/22°C
18th Jul 2025484 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20251910 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025367 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254312 AMAQI
19th Jul 2025451 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025463 AMAQI
19°C10/28°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025437 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252110 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20254112 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
19°C13/29°C
20th Jul 2025444 AMAQI
20th Jul 2025435 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025437 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025273 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025286 PMAQI
20th Jul 2025307 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025399 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253912 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
20°C12/31°C
21st Jul 2025424 AMAQI
21st Jul 2025405 AMAQI
21st Jul 2025406 AMAQI
21st Jul 2025407 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025319 AMAQI
21st Jul 20253210 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025352 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20253810 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253712 AMAQI
22nd Jul 2025391 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025403 AMAQI
21°C14/29°C
22nd Jul 2025404 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025329 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253811 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025411 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025415 PMAQI
22nd Jul 2025406 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20254012 AMAQI
23rd Jul 2025391 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025393 AMAQI
21°C14/29°C
23rd Jul 2025404 AMAQI
23rd Jul 2025395 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025439 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20255011 AMAQI
23rd Jul 20255312 PMAQI
23rd Jul 2025521 PMAQI
23rd Jul 2025472 PMAQI
23rd Jul 2025453 PMAQI
23rd Jul 2025464 PMAQI
23rd Jul 2025495 PMAQI
23rd Jul 2025476 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025368 PMAQI
23rd Jul 2025389 PMAQI
23rd Jul 20253910 PMAQI
23rd Jul 20253711 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025412 AMAQI
24th Jul 2025413 AMAQI
20°C13/29°C
24th Jul 2025424 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025436 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20254110 AMAQI
24th Jul 20254811 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025474 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025466 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025398 PMAQI
24th Jul 2025379 PMAQI
24th Jul 20253610 PMAQI
24th Jul 20253711 PMAQI
25th Jul 20253712 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025422 AMAQI
25th Jul 2025413 AMAQI
20°C13/31°C
25th Jul 2025414 AMAQI
25th Jul 2025435 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025438 AMAQI
25th Jul 2025309 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025361 PMAQI
25th Jul 2025402 PMAQI
25th Jul 2025393 PMAQI
25th Jul 2025364 PMAQI
25th Jul 2025355 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025347 PMAQI
25th Jul 2025368 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253911 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025412 AMAQI
26th Jul 2025403 AMAQI
20°C13/27°C
26th Jul 2025414 AMAQI
26th Jul 2025405 AMAQI
26th Jul 2025406 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025398 AMAQI
26th Jul 2025289 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20253111 AMAQI
26th Jul 20253212 PMAQI
26th Jul 2025341 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025383 PMAQI
26th Jul 2025374 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025368 PMAQI
26th Jul 2025389 PMAQI
26th Jul 20253710 PMAQI
26th Jul 20253611 PMAQI
27th Jul 20253712 AMAQI
27th Jul 2025381 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025403 AMAQI
21°C12/30°C
27th Jul 2025394 AMAQI
27th Jul 2025385 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025388 AMAQI
27th Jul 2025299 AMAQI
27th Jul 20252110 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252712 PMAQI
27th Jul 2025341 PMAQI
27th Jul 2025352 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025334 PMAQI
27th Jul 2025375 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025348 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20253710 PMAQI
27th Jul 20253611 PMAQI
28th Jul 20253612 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025382 AMAQI
28th Jul 2025383 AMAQI
21°C13/30°C
28th Jul 2025394 AMAQI
28th Jul 2025385 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025319 AMAQI
28th Jul 20252910 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253312 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025392 PMAQI
28th Jul 2025403 PMAQI
28th Jul 2025414 PMAQI
28th Jul 2025485 PMAQI
28th Jul 2025456 PMAQI
28th Jul 2025457 PMAQI
28th Jul 2025438 PMAQI
28th Jul 2025399 PMAQI
28th Jul 20254010 PMAQI
28th Jul 20253911 PMAQI
29th Jul 20253812 AMAQI
29th Jul 2025381 AMAQI
29th Jul 2025382 AMAQI
29th Jul 2025363 AMAQI
21°C13/28°C
29th Jul 2025374 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025386 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025499 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20255211 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025501 PMAQI
29th Jul 2025512 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025525 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025497 PMAQI
29th Jul 2025448 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20254010 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20253912 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025403 AMAQI
22°C13/32°C
30th Jul 2025404 AMAQI
30th Jul 2025415 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025509 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025531 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025464 PMAQI
30th Jul 2025505 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025458 PMAQI
30th Jul 2025399 PMAQI
30th Jul 20254010 PMAQI
30th Jul 20254211 PMAQI
31st Jul 20254012 AMAQI
31st Jul 2025411 AMAQI
31st Jul 2025412 AMAQI
31st Jul 2025413 AMAQI
22°C14/31°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 20253911 AMAQI
31st Jul 20254012 PMAQI
31st Jul 2025421 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025393 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025376 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025438 PMAQI
31st Jul 2025499 PMAQI
31st Jul 20253810 PMAQI
31st Jul 20253711 PMAQI
1st Aug 20253712 AMAQI
1st Aug 2025441 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025363 AMAQI
21°C13/31°C
1st Aug 2025364 AMAQI
1st Aug 2025365 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025408 AMAQI
1st Aug 2025289 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025611 PMAQI
1st Aug 2025422 PMAQI
1st Aug 2025403 PMAQI
1st Aug 2025494 PMAQI
1st Aug 2025465 PMAQI
1st Aug 2025506 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025448 PMAQI
1st Aug 2025449 PMAQI
1st Aug 20254210 PMAQI
1st Aug 20253511 PMAQI
2nd Aug 20253612 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025403 AMAQI
20°C12/29°C
2nd Aug 2025424 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025459 AMAQI
2nd Aug 20253910 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20253912 PMAQI
2nd Aug 2025451 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025494 PMAQI
2nd Aug 2025485 PMAQI
2nd Aug 2025526 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025449 PMAQI
2nd Aug 20254010 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025392 AMAQI
3rd Aug 2025403 AMAQI
22°C14/32°C
3rd Aug 2025424 AMAQI
3rd Aug 2025425 AMAQI
3rd Aug 2025416 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025419 AMAQI
3rd Aug 20255110 AMAQI
3rd Aug 20255111 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025483 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025575 PMAQI
3rd Aug 2025576 PMAQI
3rd Aug 2025607 PMAQI
3rd Aug 2025578 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20254710 PMAQI
3rd Aug 20254511 PMAQI
4th Aug 20254112 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025392 AMAQI
4th Aug 2025403 AMAQI
21°C15/29°C
4th Aug 2025454 AMAQI
4th Aug 2025455 AMAQI
4th Aug 2025466 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025478 AMAQI
4th Aug 2025559 AMAQI
4th Aug 20255810 AMAQI
4th Aug 20256511 AMAQI
4th Aug 20256812 PMAQI
4th Aug 2025701 PMAQI
4th Aug 2025742 PMAQI
4th Aug 2025723 PMAQI
4th Aug 2025814 PMAQI
4th Aug 2025715 PMAQI
4th Aug 2025706 PMAQI
4th Aug 2025687 PMAQI
4th Aug 2025598 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255411 PMAQI
5th Aug 20255612 AMAQI
--°C/°C
4 AM
11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
47AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
10 AM - 11 AM
39AQI
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. 47), while the lowest AQI was between 10 AM to 11 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 3 AM
46AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM
44AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 46), while the lowest AQI was between 8 PM to 8 PM (Avg. 44).
2025 Days Vs Air Quality
Kamigawa, Suwa, Nagano, Japan
2025
88%
190
12%
25
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
190 DaysModerate
25 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 216 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
Kamigawa, Suwa, Nagano, 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
30AQI
30AQI
3rd January 2025
29AQI
29AQI
4th January 2025
28AQI
28AQI
5th January 2025
27AQI
27AQI
6th January 2025
30AQI
30AQI
7th January 2025
26AQI
26AQI
8th January 2025
26AQI
26AQI
9th January 2025
24AQI
24AQI
10th January 2025
23AQI
23AQI
11th January 2025
25AQI
25AQI
12th January 2025
24AQI
24AQI
13th January 2025
25AQI
25AQI
14th January 2025
27AQI
27AQI
15th January 2025
29AQI
29AQI
16th January 2025
23AQI
23AQI
17th January 2025
25AQI
25AQI
18th January 2025
26AQI
26AQI
19th January 2025
31AQI
31AQI
20th January 2025
30AQI
30AQI
21st January 2025
34AQI
34AQI
22nd January 2025
34AQI
34AQI
23rd January 2025
46AQI
46AQI
24th January 2025
51AQI
51AQI
25th January 2025
37AQI
37AQI
26th January 2025
36AQI
36AQI
27th January 2025
28AQI
28AQI
28th January 2025
29AQI
29AQI
29th January 2025
28AQI
28AQI
30th January 2025
27AQI
27AQI
31st January 2025
31AQI
31AQI
1st February 2025
44AQI
44AQI
2nd February 2025
41AQI
41AQI
3rd February 2025
43AQI
43AQI
4th February 2025
35AQI
35AQI
5th February 2025
36AQI
36AQI
6th February 2025
32AQI
32AQI
7th February 2025
34AQI
34AQI
8th February 2025
31AQI
31AQI
9th February 2025
29AQI
29AQI
10th February 2025
30AQI
30AQI
11th February 2025
31AQI
31AQI
12th February 2025
30AQI
30AQI
13th February 2025
32AQI
32AQI
14th February 2025
31AQI
31AQI
15th February 2025
31AQI
31AQI
16th February 2025
43AQI
43AQI
17th February 2025
40AQI
40AQI
18th February 2025
37AQI
37AQI
19th February 2025
33AQI
33AQI
20th February 2025
31AQI
31AQI
21st February 2025
31AQI
31AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
32AQI
32AQI
24th February 2025
33AQI
33AQI
25th February 2025
34AQI
34AQI
26th February 2025
37AQI
37AQI
27th February 2025
42AQI
42AQI
28th February 2025
41AQI
41AQI
1st March 2025
41AQI
41AQI
2nd March 2025
46AQI
46AQI
3rd March 2025
37AQI
37AQI
4th March 2025
38AQI
38AQI
5th March 2025
34AQI
34AQI
6th March 2025
34AQI
34AQI
7th March 2025
35AQI
35AQI
8th March 2025
36AQI
36AQI
9th March 2025
36AQI
36AQI
10th March 2025
38AQI
38AQI
11th March 2025
36AQI
36AQI
12th March 2025
32AQI
32AQI
13th March 2025
41AQI
41AQI
14th March 2025
42AQI
42AQI
15th March 2025
39AQI
39AQI
16th March 2025
25AQI
25AQI
17th March 2025
23AQI
23AQI
18th March 2025
24AQI
24AQI
19th March 2025
19AQI
19AQI
20th March 2025
26AQI
26AQI
21st March 2025
43AQI
43AQI
22nd March 2025
47AQI
47AQI
23rd March 2025
58AQI
58AQI
24th March 2025
60AQI
60AQI
25th March 2025
75AQI
75AQI
26th March 2025
92AQI
92AQI
27th March 2025
70AQI
70AQI
28th March 2025
47AQI
47AQI
29th March 2025
38AQI
38AQI
30th March 2025
38AQI
38AQI
31st March 2025
31AQI
31AQI
1st April 2025
29AQI
29AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
23AQI
23AQI
4th April 2025
22AQI
22AQI
5th April 2025
30AQI
30AQI
6th April 2025
25AQI
25AQI
7th April 2025
34AQI
34AQI
8th April 2025
39AQI
39AQI
9th April 2025
29AQI
29AQI
10th April 2025
44AQI
44AQI
11th April 2025
38AQI
38AQI
12th April 2025
45AQI
45AQI
13th April 2025
25AQI
25AQI
14th April 2025
33AQI
33AQI
15th April 2025
21AQI
21AQI
16th April 2025
31AQI
31AQI
17th April 2025
44AQI
44AQI
18th April 2025
54AQI
54AQI
19th April 2025
67AQI
67AQI
20th April 2025
55AQI
55AQI
21st April 2025
45AQI
45AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
29AQI
29AQI
24th April 2025
31AQI
31AQI
25th April 2025
38AQI
38AQI
26th April 2025
45AQI
45AQI
27th April 2025
46AQI
46AQI
28th April 2025
46AQI
46AQI
29th April 2025
39AQI
39AQI
30th April 2025
54AQI
54AQI
1st May 2025
46AQI
46AQI
2nd May 2025
33AQI
33AQI
3rd May 2025
36AQI
36AQI
4th May 2025
36AQI
36AQI
5th May 2025
39AQI
39AQI
6th May 2025
30AQI
30AQI
7th May 2025
29AQI
29AQI
8th May 2025
33AQI
33AQI
9th May 2025
31AQI
31AQI
10th May 2025
25AQI
25AQI
11th May 2025
27AQI
27AQI
12th May 2025
27AQI
27AQI
13th May 2025
38AQI
38AQI
14th May 2025
44AQI
44AQI
15th May 2025
45AQI
45AQI
16th May 2025
47AQI
47AQI
17th May 2025
31AQI
31AQI
18th May 2025
45AQI
45AQI
19th May 2025
42AQI
42AQI
20th May 2025
62AQI
62AQI
21st May 2025
65AQI
65AQI
22nd May 2025
54AQI
54AQI
23rd May 2025
55AQI
55AQI
24th May 2025
48AQI
48AQI
25th May 2025
30AQI
30AQI
26th May 2025
32AQI
32AQI
27th May 2025
31AQI
31AQI
28th May 2025
30AQI
30AQI
29th May 2025
38AQI
38AQI
30th May 2025
24AQI
24AQI
31st May 2025
23AQI
23AQI
1st June 2025
22AQI
22AQI
2nd June 2025
31AQI
31AQI
3rd June 2025
23AQI
23AQI
4th June 2025
30AQI
30AQI
5th June 2025
35AQI
35AQI
6th June 2025
43AQI
43AQI
7th June 2025
46AQI
46AQI
8th June 2025
54AQI
54AQI
9th June 2025
55AQI
55AQI
10th June 2025
33AQI
33AQI
11th June 2025
28AQI
28AQI
12th June 2025
38AQI
38AQI
13th June 2025
47AQI
47AQI
14th June 2025
39AQI
39AQI
15th June 2025
27AQI
27AQI
16th June 2025
29AQI
29AQI
17th June 2025
35AQI
35AQI
18th June 2025
42AQI
42AQI
19th June 2025
47AQI
47AQI
20th June 2025
50AQI
50AQI
21st June 2025
50AQI
50AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
43AQI
43AQI
24th June 2025
41AQI
41AQI
25th June 2025
37AQI
37AQI
26th June 2025
34AQI
34AQI
27th June 2025
37AQI
37AQI
28th June 2025
39AQI
39AQI
29th June 2025
42AQI
42AQI
30th June 2025
47AQI
47AQI
1st July 2025
51AQI
51AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
46AQI
46AQI
4th July 2025
50AQI
50AQI
5th July 2025
56AQI
56AQI
6th July 2025
54AQI
54AQI
7th July 2025
58AQI
58AQI
8th July 2025
61AQI
61AQI
9th July 2025
64AQI
64AQI
10th July 2025
61AQI
61AQI
11th July 2025
50AQI
50AQI
12th July 2025
51AQI
51AQI
13th July 2025
50AQI
50AQI
14th July 2025
45AQI
45AQI
15th July 2025
41AQI
41AQI
16th July 2025
46AQI
46AQI
17th July 2025
39AQI
39AQI
18th July 2025
39AQI
39AQI
19th July 2025
37AQI
37AQI
20th July 2025
35AQI
35AQI
21st July 2025
37AQI
37AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
42AQI
42AQI
24th July 2025
42AQI
42AQI
25th July 2025
37AQI
37AQI
26th July 2025
36AQI
36AQI
27th July 2025
35AQI
35AQI
28th July 2025
38AQI
38AQI
29th July 2025
43AQI
43AQI
30th July 2025
44AQI
44AQI
31st July 2025
41AQI
41AQI
1st August 2025
40AQI
40AQI
2nd August 2025
43AQI
43AQI
3rd August 2025
42AQI
42AQI
30AQI
35AQI
41AQI
38AQI
38AQI
39AQI
46AQI
42AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
30
1
28
26
5
26
4
27
4
27
3
23
8
3
190
25
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
January30AQI
202434AQI
31
29
30
1
23
7
31
22
8
31
29
2
27
3
31
30
31
345
21
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
January27AQI
202337AQI
31
28
27
4
22
8
27
4
28
2
22
9
31
29
1
31
28
1
31
335
29
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
December30AQI
202236AQI
30
21
29
2
23
6
25
6
26
4
18
3
1
26
2
31
30
31
291
23
Highest AQI recorded in
May44AQI
Lowest AQI recorded in
August21AQI
202132AQI
29
2
26
2
28
1
21
29
2
26
4
28
3
31
29
1
31
28
2
29
2
335
17
2
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
January25AQI
202031AQI
13
19
2
18
24
6
30
1
17
13
1
19
30
1
28
2
31
229
25
1
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
December23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
38AQILeast Polluted Year Recorded
2020(Avg.)
31AQIKamigawa's annual 2025 AQI (38) shows an average percentage change of 13.1% (worsened AQI) compared to previous years: 2020 (31), 2021 (32), 2022 (36), 2023 (37), 2024 (34).
