Kostroma, Kostromskaya Oblast, Russia 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+
November Air Quality Analysis
Kostroma, Kostromskaya Oblast, Russia
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Nov 2023
146AQILowest AQI recorded on
12th Nov 2022
0AQISame Day Analysis (19th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 28 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Nov - 21st Nov 2025
Kostroma, Kostromskaya Oblast, Russia
AQI
Day
Night
.
7 AM20th Nov 2025
4 PM
6 AM21st Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11PM20th Nov
57AQI
Avg. Lowest Time
2PM20th Nov
50AQI
In the last 24 hours,
Kostroma's AQI reached its highest point of 57 at 11 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 20th Nov and 21st Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Kostroma, Kostromskaya Oblast, Russia
OctNov
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Oct 2025377 AMAQI
22nd Oct 2025448 AMAQI
22nd Oct 2025529 AMAQI
22nd Oct 20254510 AMAQI
22nd Oct 20254411 AMAQI
22nd Oct 20253412 PMAQI
22nd Oct 2025341 PMAQI
22nd Oct 2025352 PMAQI
22nd Oct 2025383 PMAQI
22nd Oct 2025344 PMAQI
22nd Oct 2025425 PMAQI
22nd Oct 2025416 PMAQI
22nd Oct 2025467 PMAQI
22nd Oct 2025508 PMAQI
22nd Oct 2025499 PMAQI
22nd Oct 20255010 PMAQI
22nd Oct 20255011 PMAQI
23rd Oct 20254912 AMAQI
23rd Oct 2025491 AMAQI
23rd Oct 2025462 AMAQI
23rd Oct 2025453 AMAQI
23rd Oct 2025434 AMAQI
23rd Oct 2025385 AMAQI
23rd Oct 2025306 AMAQI
5°C4/7°C
23rd Oct 2025307 AMAQI
23rd Oct 2025308 AMAQI
23rd Oct 2025349 AMAQI
23rd Oct 20253410 AMAQI
23rd Oct 20253811 AMAQI
23rd Oct 20252412 PMAQI
23rd Oct 2025221 PMAQI
23rd Oct 2025182 PMAQI
23rd Oct 2025223 PMAQI
23rd Oct 2025234 PMAQI
23rd Oct 2025285 PMAQI
23rd Oct 2025356 PMAQI
23rd Oct 2025387 PMAQI
23rd Oct 2025458 PMAQI
23rd Oct 2025529 PMAQI
23rd Oct 20255510 PMAQI
23rd Oct 20255511 PMAQI
24th Oct 20255712 AMAQI
24th Oct 2025581 AMAQI
24th Oct 2025572 AMAQI
24th Oct 2025643 AMAQI
24th Oct 2025594 AMAQI
24th Oct 2025585 AMAQI
24th Oct 2025596 AMAQI
4°C2/5°C
24th Oct 2025587 AMAQI
24th Oct 2025588 AMAQI
24th Oct 2025589 AMAQI
24th Oct 20255910 AMAQI
24th Oct 20255911 AMAQI
24th Oct 20255812 PMAQI
24th Oct 2025561 PMAQI
24th Oct 2025572 PMAQI
24th Oct 2025573 PMAQI
24th Oct 2025584 PMAQI
24th Oct 2025565 PMAQI
24th Oct 2025566 PMAQI
24th Oct 2025567 PMAQI
24th Oct 2025598 PMAQI
24th Oct 2025589 PMAQI
24th Oct 20256010 PMAQI
24th Oct 20255911 PMAQI
25th Oct 20255412 AMAQI
25th Oct 2025561 AMAQI
25th Oct 2025562 AMAQI
25th Oct 2025543 AMAQI
25th Oct 2025564 AMAQI
25th Oct 2025575 AMAQI
25th Oct 2025576 AMAQI
4°C1/5°C
25th Oct 2025567 AMAQI
25th Oct 2025568 AMAQI
25th Oct 2025579 AMAQI
25th Oct 20255810 AMAQI
25th Oct 20255811 AMAQI
25th Oct 20255812 PMAQI
25th Oct 2025541 PMAQI
25th Oct 2025542 PMAQI
25th Oct 2025483 PMAQI
25th Oct 2025484 PMAQI
25th Oct 2025465 PMAQI
25th Oct 2025516 PMAQI
25th Oct 2025507 PMAQI
25th Oct 2025548 PMAQI
25th Oct 2025519 PMAQI
25th Oct 20255010 PMAQI
25th Oct 20254811 PMAQI
26th Oct 20254412 AMAQI
26th Oct 2025361 AMAQI
26th Oct 2025342 AMAQI
26th Oct 2025323 AMAQI
26th Oct 2025284 AMAQI
26th Oct 2025275 AMAQI
26th Oct 2025286 AMAQI
7°C5/8°C
26th Oct 2025267 AMAQI
26th Oct 2025278 AMAQI
26th Oct 2025249 AMAQI
26th Oct 20252010 AMAQI
26th Oct 20252211 AMAQI
26th Oct 20252212 PMAQI
26th Oct 2025201 PMAQI
26th Oct 2025222 PMAQI
26th Oct 2025223 PMAQI
26th Oct 2025224 PMAQI
26th Oct 2025185 PMAQI
26th Oct 2025186 PMAQI
26th Oct 2025227 PMAQI
26th Oct 2025208 PMAQI
26th Oct 2025229 PMAQI
26th Oct 20252210 PMAQI
26th Oct 20252211 PMAQI
27th Oct 20252212 AMAQI
27th Oct 2025271 AMAQI
27th Oct 2025292 AMAQI
27th Oct 2025343 AMAQI
27th Oct 2025324 AMAQI
27th Oct 2025345 AMAQI
27th Oct 2025396 AMAQI
6°C4/8°C
27th Oct 2025427 AMAQI
27th Oct 2025498 AMAQI
27th Oct 2025519 AMAQI
27th Oct 20255110 AMAQI
27th Oct 20255011 AMAQI
27th Oct 20254612 PMAQI
27th Oct 2025411 PMAQI
27th Oct 2025422 PMAQI
27th Oct 2025403 PMAQI
27th Oct 2025404 PMAQI
27th Oct 2025375 PMAQI
27th Oct 2025406 PMAQI
27th Oct 2025407 PMAQI
27th Oct 2025408 PMAQI
27th Oct 2025409 PMAQI
27th Oct 20253610 PMAQI
27th Oct 20254011 PMAQI
28th Oct 20254012 AMAQI
28th Oct 2025341 AMAQI
28th Oct 2025342 AMAQI
28th Oct 2025353 AMAQI
28th Oct 2025344 AMAQI
28th Oct 2025325 AMAQI
28th Oct 2025306 AMAQI
6°C4/8°C
28th Oct 2025347 AMAQI
28th Oct 2025358 AMAQI
28th Oct 2025359 AMAQI
28th Oct 20253010 AMAQI
28th Oct 20252911 AMAQI
28th Oct 20252512 PMAQI
28th Oct 2025261 PMAQI
28th Oct 2025262 PMAQI
28th Oct 2025263 PMAQI
28th Oct 2025264 PMAQI
28th Oct 2025305 PMAQI
28th Oct 2025366 PMAQI
28th Oct 2025407 PMAQI
28th Oct 2025408 PMAQI
28th Oct 2025399 PMAQI
28th Oct 20253510 PMAQI
28th Oct 20253411 PMAQI
29th Oct 20254012 AMAQI
29th Oct 2025351 AMAQI
29th Oct 2025342 AMAQI
29th Oct 2025423 AMAQI
29th Oct 2025454 AMAQI
29th Oct 2025525 AMAQI
29th Oct 2025576 AMAQI
5°C4/6°C
29th Oct 2025577 AMAQI
29th Oct 2025578 AMAQI
29th Oct 2025569 AMAQI
29th Oct 20255810 AMAQI
29th Oct 20255611 AMAQI
29th Oct 20255312 PMAQI
29th Oct 2025501 PMAQI
29th Oct 2025402 PMAQI
29th Oct 2025343 PMAQI
29th Oct 2025354 PMAQI
29th Oct 2025355 PMAQI
29th Oct 2025396 PMAQI
29th Oct 2025407 PMAQI
29th Oct 2025468 PMAQI
29th Oct 2025509 PMAQI
29th Oct 20255010 PMAQI
29th Oct 20255311 PMAQI
30th Oct 20255412 AMAQI
30th Oct 2025551 AMAQI
30th Oct 2025552 AMAQI
30th Oct 2025543 AMAQI
30th Oct 2025534 AMAQI
30th Oct 2025545 AMAQI
30th Oct 2025556 AMAQI
4°C3/5°C
30th Oct 2025567 AMAQI
30th Oct 2025558 AMAQI
30th Oct 2025569 AMAQI
30th Oct 20255610 AMAQI
30th Oct 20255611 AMAQI
30th Oct 20255612 PMAQI
30th Oct 2025561 PMAQI
30th Oct 2025562 PMAQI
30th Oct 2025553 PMAQI
30th Oct 2025554 PMAQI
30th Oct 2025545 PMAQI
30th Oct 2025576 PMAQI
30th Oct 2025637 PMAQI
30th Oct 2025668 PMAQI
30th Oct 2025659 PMAQI
30th Oct 20256310 PMAQI
30th Oct 20256111 PMAQI
31st Oct 20256012 AMAQI
31st Oct 2025621 AMAQI
31st Oct 2025622 AMAQI
31st Oct 2025593 AMAQI
31st Oct 2025604 AMAQI
31st Oct 2025585 AMAQI
31st Oct 2025526 AMAQI
4°C2/7°C
31st Oct 2025517 AMAQI
31st Oct 2025548 AMAQI
31st Oct 2025569 AMAQI
31st Oct 20255910 AMAQI
31st Oct 20255811 AMAQI
31st Oct 20255612 PMAQI
31st Oct 2025561 PMAQI
31st Oct 2025542 PMAQI
31st Oct 2025543 PMAQI
31st Oct 2025534 PMAQI
31st Oct 2025505 PMAQI
31st Oct 2025496 PMAQI
31st Oct 2025447 PMAQI
31st Oct 2025408 PMAQI
31st Oct 2025439 PMAQI
31st Oct 20255010 PMAQI
31st Oct 20254911 PMAQI
1st Nov 20254512 AMAQI
1st Nov 2025461 AMAQI
1st Nov 2025452 AMAQI
1st Nov 2025493 AMAQI
1st Nov 2025314 AMAQI
1st Nov 2025405 AMAQI
1st Nov 2025456 AMAQI
5°C4/7°C
1st Nov 2025507 AMAQI
1st Nov 2025368 AMAQI
1st Nov 2025439 AMAQI
1st Nov 20255110 AMAQI
1st Nov 20255011 AMAQI
1st Nov 20255012 PMAQI
1st Nov 2025451 PMAQI
1st Nov 2025412 PMAQI
1st Nov 2025403 PMAQI
1st Nov 2025414 PMAQI
1st Nov 2025465 PMAQI
1st Nov 2025516 PMAQI
1st Nov 2025557 PMAQI
1st Nov 2025568 PMAQI
1st Nov 2025569 PMAQI
1st Nov 20255910 PMAQI
1st Nov 20255911 PMAQI
2nd Nov 20255912 AMAQI
2nd Nov 2025601 AMAQI
2nd Nov 2025562 AMAQI
2nd Nov 2025573 AMAQI
2nd Nov 2025564 AMAQI
2nd Nov 2025565 AMAQI
2nd Nov 2025506 AMAQI
3°C1/5°C
2nd Nov 2025517 AMAQI
2nd Nov 2025518 AMAQI
2nd Nov 2025519 AMAQI
2nd Nov 20255310 AMAQI
2nd Nov 20254411 AMAQI
2nd Nov 20254212 PMAQI
2nd Nov 2025401 PMAQI
2nd Nov 2025452 PMAQI
2nd Nov 2025463 PMAQI
2nd Nov 2025454 PMAQI
2nd Nov 2025515 PMAQI
2nd Nov 2025546 PMAQI
2nd Nov 2025557 PMAQI
2nd Nov 2025558 PMAQI
2nd Nov 2025579 PMAQI
2nd Nov 20255910 PMAQI
2nd Nov 20256111 PMAQI
3rd Nov 20256212 AMAQI
3rd Nov 2025631 AMAQI
3rd Nov 2025612 AMAQI
3rd Nov 2025603 AMAQI
3rd Nov 2025584 AMAQI
3rd Nov 2025575 AMAQI
3rd Nov 2025586 AMAQI
1°C-1/4°C
3rd Nov 2025567 AMAQI
3rd Nov 2025558 AMAQI
3rd Nov 2025539 AMAQI
3rd Nov 20255310 AMAQI
3rd Nov 20255411 AMAQI
3rd Nov 20255112 PMAQI
3rd Nov 2025501 PMAQI
3rd Nov 2025512 PMAQI
3rd Nov 2025513 PMAQI
3rd Nov 2025534 PMAQI
3rd Nov 2025565 PMAQI
3rd Nov 2025586 PMAQI
3rd Nov 2025577 PMAQI
3rd Nov 2025578 PMAQI
3rd Nov 2025559 PMAQI
3rd Nov 20255510 PMAQI
3rd Nov 20255511 PMAQI
4th Nov 20255512 AMAQI
4th Nov 2025551 AMAQI
4th Nov 2025552 AMAQI
4th Nov 2025563 AMAQI
4th Nov 2025554 AMAQI
4th Nov 2025575 AMAQI
4th Nov 2025586 AMAQI
4°C1/5°C
4th Nov 2025597 AMAQI
4th Nov 2025598 AMAQI
4th Nov 2025599 AMAQI
4th Nov 20255810 AMAQI
4th Nov 20255511 AMAQI
4th Nov 20255312 PMAQI
4th Nov 2025501 PMAQI
4th Nov 2025452 PMAQI
4th Nov 2025403 PMAQI
4th Nov 2025394 PMAQI
4th Nov 2025285 PMAQI
4th Nov 2025276 PMAQI
4th Nov 2025277 PMAQI
4th Nov 2025268 PMAQI
4th Nov 2025269 PMAQI
4th Nov 20253010 PMAQI
4th Nov 20253011 PMAQI
5th Nov 20253512 AMAQI
5th Nov 2025341 AMAQI
5th Nov 2025362 AMAQI
5th Nov 2025403 AMAQI
5th Nov 2025414 AMAQI
5th Nov 2025405 AMAQI
5th Nov 2025346 AMAQI
6°C5/8°C
5th Nov 2025357 AMAQI
5th Nov 2025348 AMAQI
5th Nov 2025349 AMAQI
5th Nov 20253910 AMAQI
5th Nov 20253811 AMAQI
5th Nov 20251912 PMAQI
5th Nov 2025281 PMAQI
5th Nov 2025182 PMAQI
5th Nov 2025283 PMAQI
5th Nov 2025184 PMAQI
5th Nov 2025305 PMAQI
5th Nov 2025346 PMAQI
5th Nov 2025357 PMAQI
5th Nov 2025378 PMAQI
5th Nov 2025379 PMAQI
5th Nov 20253810 PMAQI
5th Nov 20254211 PMAQI
6th Nov 20253712 AMAQI
6th Nov 2025391 AMAQI
6th Nov 2025382 AMAQI
6th Nov 2025313 AMAQI
6th Nov 2025334 AMAQI
6th Nov 2025325 AMAQI
6th Nov 2025366 AMAQI
6°C3/7°C
6th Nov 2025377 AMAQI
6th Nov 2025518 AMAQI
6th Nov 2025559 AMAQI
6th Nov 20255610 AMAQI
6th Nov 20255511 AMAQI
6th Nov 20255412 PMAQI
6th Nov 2025531 PMAQI
6th Nov 2025502 PMAQI
6th Nov 2025503 PMAQI
6th Nov 2025504 PMAQI
6th Nov 2025505 PMAQI
6th Nov 2025506 PMAQI
6th Nov 2025457 PMAQI
6th Nov 2025458 PMAQI
6th Nov 2025409 PMAQI
6th Nov 20253910 PMAQI
6th Nov 20254011 PMAQI
7th Nov 20254012 AMAQI
7th Nov 2025401 AMAQI
7th Nov 2025402 AMAQI
7th Nov 2025353 AMAQI
7th Nov 2025414 AMAQI
7th Nov 2025395 AMAQI
7th Nov 2025346 AMAQI
8°C7/9°C
7th Nov 2025347 AMAQI
7th Nov 2025358 AMAQI
7th Nov 2025349 AMAQI
7th Nov 20254010 AMAQI
7th Nov 20253811 AMAQI
7th Nov 20253412 PMAQI
7th Nov 2025291 PMAQI
7th Nov 2025302 PMAQI
7th Nov 2025303 PMAQI
7th Nov 2025294 PMAQI
7th Nov 2025305 PMAQI
7th Nov 2025366 PMAQI
7th Nov 2025417 PMAQI
7th Nov 2025468 PMAQI
7th Nov 2025509 PMAQI
7th Nov 20255010 PMAQI
7th Nov 20255311 PMAQI
8th Nov 20255212 AMAQI
8th Nov 2025531 AMAQI
8th Nov 2025522 AMAQI
8th Nov 2025493 AMAQI
8th Nov 2025454 AMAQI
8th Nov 2025395 AMAQI
8th Nov 2025336 AMAQI
7°C5/9°C
8th Nov 2025297 AMAQI
8th Nov 2025268 AMAQI
8th Nov 2025229 AMAQI
8th Nov 20252610 AMAQI
8th Nov 20252711 AMAQI
8th Nov 20253212 PMAQI
8th Nov 2025291 PMAQI
8th Nov 2025222 PMAQI
8th Nov 2025223 PMAQI
8th Nov 2025224 PMAQI
8th Nov 2025225 PMAQI
8th Nov 2025236 PMAQI
8th Nov 2025287 PMAQI
8th Nov 2025288 PMAQI
8th Nov 2025319 PMAQI
8th Nov 20253410 PMAQI
8th Nov 20253511 PMAQI
9th Nov 20254112 AMAQI
9th Nov 2025451 AMAQI
9th Nov 2025502 AMAQI
9th Nov 2025443 AMAQI
9th Nov 2025414 AMAQI
9th Nov 2025405 AMAQI
9th Nov 2025346 AMAQI
6°C2/9°C
9th Nov 2025347 AMAQI
9th Nov 2025398 AMAQI
9th Nov 2025409 AMAQI
9th Nov 20254410 AMAQI
9th Nov 20253711 AMAQI
9th Nov 20253412 PMAQI
9th Nov 2025401 PMAQI
9th Nov 2025422 PMAQI
9th Nov 2025473 PMAQI
9th Nov 2025514 PMAQI
9th Nov 2025545 PMAQI
9th Nov 2025556 PMAQI
9th Nov 2025557 PMAQI
9th Nov 2025588 PMAQI
9th Nov 2025559 PMAQI
9th Nov 20255410 PMAQI
9th Nov 20255011 PMAQI
10th Nov 20254612 AMAQI
10th Nov 2025401 AMAQI
10th Nov 2025392 AMAQI
10th Nov 2025343 AMAQI
10th Nov 2025394 AMAQI
10th Nov 2025355 AMAQI
10th Nov 2025396 AMAQI
4°C1/6°C
10th Nov 2025407 AMAQI
10th Nov 2025408 AMAQI
10th Nov 2025409 AMAQI
10th Nov 20254010 AMAQI
10th Nov 20254511 AMAQI
10th Nov 20254112 PMAQI
10th Nov 2025411 PMAQI
10th Nov 2025402 PMAQI
10th Nov 2025403 PMAQI
10th Nov 2025414 PMAQI
10th Nov 2025425 PMAQI
10th Nov 2025466 PMAQI
10th Nov 2025477 PMAQI
10th Nov 2025548 PMAQI
10th Nov 2025549 PMAQI
10th Nov 20255410 PMAQI
10th Nov 20255511 PMAQI
11th Nov 20255512 AMAQI
11th Nov 2025551 AMAQI
11th Nov 2025552 AMAQI
11th Nov 2025533 AMAQI
11th Nov 2025504 AMAQI
11th Nov 2025525 AMAQI
11th Nov 2025506 AMAQI
5°C4/6°C
11th Nov 2025407 AMAQI
11th Nov 2025448 AMAQI
11th Nov 2025429 AMAQI
11th Nov 20254010 AMAQI
11th Nov 20253711 AMAQI
11th Nov 20254312 PMAQI
11th Nov 2025391 PMAQI
11th Nov 2025342 PMAQI
11th Nov 2025333 PMAQI
11th Nov 2025494 PMAQI
11th Nov 2025555 PMAQI
11th Nov 2025566 PMAQI
11th Nov 2025647 PMAQI
11th Nov 2025718 PMAQI
11th Nov 2025779 PMAQI
11th Nov 20257810 PMAQI
11th Nov 20257611 PMAQI
12th Nov 20257812 AMAQI
12th Nov 2025781 AMAQI
12th Nov 2025782 AMAQI
12th Nov 2025723 AMAQI
12th Nov 2025644 AMAQI
12th Nov 2025655 AMAQI
12th Nov 2025616 AMAQI
2°C1/4°C
12th Nov 2025547 AMAQI
12th Nov 2025518 AMAQI
12th Nov 2025449 AMAQI
12th Nov 20254310 AMAQI
12th Nov 20254511 AMAQI
12th Nov 20254212 PMAQI
12th Nov 2025411 PMAQI
12th Nov 2025392 PMAQI
12th Nov 2025373 PMAQI
12th Nov 2025344 PMAQI
12th Nov 2025385 PMAQI
12th Nov 2025436 PMAQI
12th Nov 2025427 PMAQI
12th Nov 2025458 PMAQI
12th Nov 2025459 PMAQI
12th Nov 20254610 PMAQI
12th Nov 20255011 PMAQI
13th Nov 20254712 AMAQI
13th Nov 2025451 AMAQI
13th Nov 2025532 AMAQI
13th Nov 2025513 AMAQI
13th Nov 2025524 AMAQI
13th Nov 2025515 AMAQI
13th Nov 2025526 AMAQI
0°C-1/2°C
13th Nov 2025437 AMAQI
13th Nov 2025498 AMAQI
13th Nov 2025519 AMAQI
13th Nov 20255010 AMAQI
13th Nov 20254211 AMAQI
13th Nov 20253712 PMAQI
13th Nov 2025371 PMAQI
13th Nov 2025342 PMAQI
13th Nov 2025353 PMAQI
13th Nov 2025364 PMAQI
13th Nov 2025345 PMAQI
13th Nov 2025336 PMAQI
13th Nov 2025357 PMAQI
13th Nov 2025438 PMAQI
13th Nov 2025399 PMAQI
13th Nov 20253810 PMAQI
13th Nov 20253511 PMAQI
14th Nov 20253412 AMAQI
14th Nov 2025501 AMAQI
14th Nov 2025522 AMAQI
14th Nov 2025503 AMAQI
14th Nov 2025504 AMAQI
14th Nov 2025465 AMAQI
14th Nov 2025526 AMAQI
2°C0/3°C
14th Nov 2025527 AMAQI
14th Nov 2025508 AMAQI
14th Nov 2025519 AMAQI
14th Nov 20255010 AMAQI
14th Nov 20255011 AMAQI
14th Nov 20254612 PMAQI
14th Nov 2025461 PMAQI
14th Nov 2025502 PMAQI
14th Nov 2025513 PMAQI
14th Nov 2025504 PMAQI
14th Nov 2025505 PMAQI
14th Nov 2025536 PMAQI
14th Nov 2025507 PMAQI
14th Nov 2025458 PMAQI
14th Nov 2025329 PMAQI
14th Nov 20253210 PMAQI
14th Nov 20253211 PMAQI
15th Nov 20253212 AMAQI
15th Nov 2025351 AMAQI
15th Nov 2025352 AMAQI
15th Nov 2025403 AMAQI
15th Nov 2025304 AMAQI
15th Nov 2025305 AMAQI
15th Nov 2025296 AMAQI
5°C1/7°C
15th Nov 2025377 AMAQI
15th Nov 2025328 AMAQI
15th Nov 2025289 AMAQI
15th Nov 20253010 AMAQI
15th Nov 20253211 AMAQI
15th Nov 20253412 PMAQI
15th Nov 2025281 PMAQI
15th Nov 2025262 PMAQI
15th Nov 2025243 PMAQI
15th Nov 2025214 PMAQI
15th Nov 2025235 PMAQI
15th Nov 2025256 PMAQI
15th Nov 2025267 PMAQI
15th Nov 2025218 PMAQI
15th Nov 2025289 PMAQI
15th Nov 20252810 PMAQI
15th Nov 20253311 PMAQI
16th Nov 20253312 AMAQI
16th Nov 2025341 AMAQI
16th Nov 2025382 AMAQI
16th Nov 2025333 AMAQI
16th Nov 2025334 AMAQI
16th Nov 2025345 AMAQI
16th Nov 2025396 AMAQI
0°C-3/2°C
16th Nov 2025397 AMAQI
16th Nov 2025398 AMAQI
16th Nov 2025399 AMAQI
16th Nov 20253910 AMAQI
16th Nov 20253911 AMAQI
16th Nov 20253912 PMAQI
16th Nov 2025391 PMAQI
16th Nov 2025392 PMAQI
16th Nov 2025393 PMAQI
16th Nov 2025394 PMAQI
16th Nov 2025375 PMAQI
16th Nov 2025386 PMAQI
16th Nov 2025427 PMAQI
16th Nov 2025448 PMAQI
16th Nov 2025489 PMAQI
16th Nov 20255310 PMAQI
16th Nov 20255411 PMAQI
17th Nov 20255212 AMAQI
17th Nov 2025501 AMAQI
17th Nov 2025502 AMAQI
17th Nov 2025453 AMAQI
17th Nov 2025444 AMAQI
17th Nov 2025455 AMAQI
17th Nov 2025406 AMAQI
-2°C-3/0°C
17th Nov 2025427 AMAQI
17th Nov 2025468 AMAQI
17th Nov 2025519 AMAQI
17th Nov 20255210 AMAQI
17th Nov 20255011 AMAQI
17th Nov 20255012 PMAQI
17th Nov 2025501 PMAQI
17th Nov 2025502 PMAQI
17th Nov 2025493 PMAQI
17th Nov 2025444 PMAQI
17th Nov 2025405 PMAQI
17th Nov 2025396 PMAQI
17th Nov 2025307 PMAQI
17th Nov 2025308 PMAQI
17th Nov 2025309 PMAQI
17th Nov 20253010 PMAQI
17th Nov 20253711 PMAQI
18th Nov 20253512 AMAQI
18th Nov 2025371 AMAQI
18th Nov 2025432 AMAQI
18th Nov 2025463 AMAQI
18th Nov 2025484 AMAQI
18th Nov 2025505 AMAQI
18th Nov 2025466 AMAQI
-1°C-3/1°C
18th Nov 2025407 AMAQI
18th Nov 2025358 AMAQI
18th Nov 2025339 AMAQI
18th Nov 20253010 AMAQI
18th Nov 20253211 AMAQI
18th Nov 20253412 PMAQI
18th Nov 2025451 PMAQI
18th Nov 2025502 PMAQI
18th Nov 2025533 PMAQI
18th Nov 2025534 PMAQI
18th Nov 2025535 PMAQI
18th Nov 2025466 PMAQI
18th Nov 2025407 PMAQI
18th Nov 2025428 PMAQI
18th Nov 2025399 PMAQI
18th Nov 20252210 PMAQI
18th Nov 20252311 PMAQI
19th Nov 20252712 AMAQI
19th Nov 2025221 AMAQI
19th Nov 2025222 AMAQI
19th Nov 2025223 AMAQI
19th Nov 2025224 AMAQI
19th Nov 2025225 AMAQI
19th Nov 2025176 AMAQI
5°C1/8°C
19th Nov 2025177 AMAQI
19th Nov 2025178 AMAQI
19th Nov 2025189 AMAQI
19th Nov 20252210 AMAQI
19th Nov 20252211 AMAQI
19th Nov 20252312 PMAQI
19th Nov 2025271 PMAQI
19th Nov 2025232 PMAQI
19th Nov 2025283 PMAQI
19th Nov 2025334 PMAQI
19th Nov 2025335 PMAQI
19th Nov 2025306 PMAQI
19th Nov 2025387 PMAQI
19th Nov 2025428 PMAQI
19th Nov 2025429 PMAQI
19th Nov 20254110 PMAQI
19th Nov 20253311 PMAQI
20th Nov 20254212 AMAQI
20th Nov 2025421 AMAQI
20th Nov 2025332 AMAQI
20th Nov 2025343 AMAQI
20th Nov 2025274 AMAQI
20th Nov 2025375 AMAQI
20th Nov 2025446 AMAQI
-1°C-2/0°C
20th Nov 2025507 AMAQI
20th Nov 2025518 AMAQI
20th Nov 2025509 AMAQI
20th Nov 20255110 AMAQI
20th Nov 20255311 AMAQI
20th Nov 20255412 PMAQI
20th Nov 2025501 PMAQI
20th Nov 2025502 PMAQI
20th Nov 2025543 PMAQI
20th Nov 2025534 PMAQI
20th Nov 2025535 PMAQI
20th Nov 2025536 PMAQI
20th Nov 2025547 PMAQI
20th Nov 2025568 PMAQI
20th Nov 2025569 PMAQI
20th Nov 20255610 PMAQI
20th Nov 20255711 PMAQI
21st Nov 20255612 AMAQI
21st Nov 2025561 AMAQI
21st Nov 2025572 AMAQI
--°C/°C
7 AM
11 AM
4 PM
11 PM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 11 AM
44AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
2 PM - 4 PM
40AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 11 AM (Avg. 44), while the lowest AQI was between 2 PM to 4 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 6 AM
45AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
5 PM - 6 PM
42AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 6 AM (Avg. 45), while the lowest AQI was between 5 PM to 6 PM (Avg. 42).
2025 Days Vs Air Quality
Kostroma, Kostromskaya Oblast, Russia
2025
70%
225
30%
98
Total number of days with different AQI categories in last 324 days in 2025 (41 days remaining)
Good
225 DaysModerate
98 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 324 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
Kostroma, Kostromskaya Oblast, Russia
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
46AQI
46AQI
2nd January 2025
41AQI
41AQI
3rd January 2025
43AQI
43AQI
4th January 2025
50AQI
50AQI
5th January 2025
61AQI
61AQI
6th January 2025
66AQI
66AQI
7th January 2025
43AQI
43AQI
8th January 2025
48AQI
48AQI
9th January 2025
42AQI
42AQI
10th January 2025
55AQI
55AQI
11th January 2025
60AQI
60AQI
12th January 2025
63AQI
63AQI
13th January 2025
77AQI
77AQI
14th January 2025
68AQI
68AQI
15th January 2025
47AQI
47AQI
16th January 2025
66AQI
66AQI
17th January 2025
55AQI
55AQI
18th January 2025
35AQI
35AQI
19th January 2025
26AQI
26AQI
20th January 2025
23AQI
23AQI
21st January 2025
32AQI
32AQI
22nd January 2025
35AQI
35AQI
23rd January 2025
43AQI
43AQI
24th January 2025
45AQI
45AQI
25th January 2025
42AQI
42AQI
26th January 2025
56AQI
56AQI
27th January 2025
47AQI
47AQI
28th January 2025
40AQI
40AQI
29th January 2025
51AQI
51AQI
30th January 2025
46AQI
46AQI
31st January 2025
45AQI
45AQI
1st February 2025
54AQI
54AQI
2nd February 2025
55AQI
55AQI
3rd February 2025
40AQI
40AQI
4th February 2025
62AQI
62AQI
5th February 2025
54AQI
54AQI
6th February 2025
55AQI
55AQI
7th February 2025
55AQI
55AQI
8th February 2025
54AQI
54AQI
9th February 2025
60AQI
60AQI
10th February 2025
58AQI
58AQI
11th February 2025
51AQI
51AQI
12th February 2025
54AQI
54AQI
13th February 2025
54AQI
54AQI
14th February 2025
46AQI
46AQI
15th February 2025
39AQI
39AQI
16th February 2025
45AQI
45AQI
17th February 2025
38AQI
38AQI
18th February 2025
42AQI
42AQI
19th February 2025
36AQI
36AQI
20th February 2025
41AQI
41AQI
21st February 2025
34AQI
34AQI
22nd February 2025
32AQI
32AQI
23rd February 2025
53AQI
53AQI
24th February 2025
52AQI
52AQI
25th February 2025
58AQI
58AQI
26th February 2025
67AQI
67AQI
27th February 2025
64AQI
64AQI
28th February 2025
76AQI
76AQI
1st March 2025
59AQI
59AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
54AQI
54AQI
4th March 2025
37AQI
37AQI
5th March 2025
32AQI
32AQI
6th March 2025
32AQI
32AQI
7th March 2025
39AQI
39AQI
8th March 2025
50AQI
50AQI
9th March 2025
41AQI
41AQI
10th March 2025
55AQI
55AQI
11th March 2025
58AQI
58AQI
12th March 2025
72AQI
72AQI
13th March 2025
71AQI
71AQI
14th March 2025
55AQI
55AQI
15th March 2025
56AQI
56AQI
16th March 2025
64AQI
64AQI
17th March 2025
56AQI
56AQI
18th March 2025
60AQI
60AQI
19th March 2025
56AQI
56AQI
20th March 2025
54AQI
54AQI
21st March 2025
54AQI
54AQI
22nd March 2025
50AQI
50AQI
23rd March 2025
40AQI
40AQI
24th March 2025
54AQI
54AQI
25th March 2025
50AQI
50AQI
26th March 2025
56AQI
56AQI
27th March 2025
62AQI
62AQI
28th March 2025
50AQI
50AQI
29th March 2025
62AQI
62AQI
30th March 2025
61AQI
61AQI
31st March 2025
70AQI
70AQI
1st April 2025
67AQI
67AQI
2nd April 2025
57AQI
57AQI
3rd April 2025
44AQI
44AQI
4th April 2025
46AQI
46AQI
5th April 2025
36AQI
36AQI
6th April 2025
30AQI
30AQI
7th April 2025
38AQI
38AQI
8th April 2025
41AQI
41AQI
9th April 2025
29AQI
29AQI
10th April 2025
25AQI
25AQI
11th April 2025
33AQI
33AQI
12th April 2025
24AQI
24AQI
13th April 2025
26AQI
26AQI
14th April 2025
39AQI
39AQI
15th April 2025
40AQI
40AQI
16th April 2025
38AQI
38AQI
17th April 2025
51AQI
51AQI
18th April 2025
49AQI
49AQI
19th April 2025
57AQI
57AQI
20th April 2025
51AQI
51AQI
21st April 2025
51AQI
51AQI
22nd April 2025
51AQI
51AQI
23rd April 2025
56AQI
56AQI
24th April 2025
34AQI
34AQI
25th April 2025
42AQI
42AQI
26th April 2025
49AQI
49AQI
27th April 2025
37AQI
37AQI
28th April 2025
35AQI
35AQI
29th April 2025
28AQI
28AQI
30th April 2025
26AQI
26AQI
1st May 2025
28AQI
28AQI
2nd May 2025
14AQI
14AQI
3rd May 2025
21AQI
21AQI
4th May 2025
15AQI
15AQI
5th May 2025
15AQI
15AQI
6th May 2025
13AQI
13AQI
7th May 2025
13AQI
13AQI
8th May 2025
18AQI
18AQI
9th May 2025
18AQI
18AQI
10th May 2025
16AQI
16AQI
11th May 2025
14AQI
14AQI
12th May 2025
16AQI
16AQI
13th May 2025
19AQI
19AQI
14th May 2025
16AQI
16AQI
15th May 2025
16AQI
16AQI
16th May 2025
15AQI
15AQI
17th May 2025
16AQI
16AQI
18th May 2025
20AQI
20AQI
19th May 2025
20AQI
20AQI
20th May 2025
12AQI
12AQI
21st May 2025
14AQI
14AQI
22nd May 2025
12AQI
12AQI
23rd May 2025
12AQI
12AQI
24th May 2025
13AQI
13AQI
25th May 2025
13AQI
13AQI
26th May 2025
14AQI
14AQI
27th May 2025
13AQI
13AQI
28th May 2025
14AQI
14AQI
29th May 2025
15AQI
15AQI
30th May 2025
14AQI
14AQI
31st May 2025
19AQI
19AQI
1st June 2025
16AQI
16AQI
2nd June 2025
12AQI
12AQI
3rd June 2025
14AQI
14AQI
4th June 2025
15AQI
15AQI
5th June 2025
14AQI
14AQI
6th June 2025
15AQI
15AQI
7th June 2025
20AQI
20AQI
8th June 2025
20AQI
20AQI
9th June 2025
27AQI
27AQI
10th June 2025
22AQI
22AQI
11th June 2025
17AQI
17AQI
12th June 2025
22AQI
22AQI
13th June 2025
21AQI
21AQI
14th June 2025
17AQI
17AQI
15th June 2025
18AQI
18AQI
16th June 2025
19AQI
19AQI
17th June 2025
17AQI
17AQI
18th June 2025
17AQI
17AQI
19th June 2025
17AQI
17AQI
20th June 2025
20AQI
20AQI
21st June 2025
15AQI
15AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
13AQI
13AQI
24th June 2025
14AQI
14AQI
25th June 2025
16AQI
16AQI
26th June 2025
15AQI
15AQI
27th June 2025
15AQI
15AQI
28th June 2025
15AQI
15AQI
29th June 2025
17AQI
17AQI
30th June 2025
16AQI
16AQI
1st July 2025
14AQI
14AQI
2nd July 2025
14AQI
14AQI
3rd July 2025
15AQI
15AQI
4th July 2025
17AQI
17AQI
5th July 2025
15AQI
15AQI
6th July 2025
16AQI
16AQI
7th July 2025
16AQI
16AQI
8th July 2025
18AQI
18AQI
9th July 2025
22AQI
22AQI
10th July 2025
20AQI
20AQI
11th July 2025
21AQI
21AQI
12th July 2025
24AQI
24AQI
13th July 2025
22AQI
22AQI
14th July 2025
22AQI
22AQI
15th July 2025
23AQI
23AQI
16th July 2025
20AQI
20AQI
17th July 2025
20AQI
20AQI
18th July 2025
18AQI
18AQI
19th July 2025
17AQI
17AQI
20th July 2025
17AQI
17AQI
21st July 2025
20AQI
20AQI
22nd July 2025
20AQI
20AQI
23rd July 2025
19AQI
19AQI
24th July 2025
22AQI
22AQI
25th July 2025
21AQI
21AQI
26th July 2025
24AQI
24AQI
27th July 2025
26AQI
26AQI
28th July 2025
27AQI
27AQI
29th July 2025
32AQI
32AQI
30th July 2025
38AQI
38AQI
31st July 2025
53AQI
53AQI
1st August 2025
51AQI
51AQI
2nd August 2025
57AQI
57AQI
3rd August 2025
52AQI
52AQI
4th August 2025
52AQI
52AQI
5th August 2025
40AQI
40AQI
6th August 2025
38AQI
38AQI
7th August 2025
34AQI
34AQI
8th August 2025
27AQI
27AQI
9th August 2025
24AQI
24AQI
10th August 2025
26AQI
26AQI
11th August 2025
28AQI
28AQI
12th August 2025
34AQI
34AQI
13th August 2025
30AQI
30AQI
14th August 2025
29AQI
29AQI
15th August 2025
34AQI
34AQI
16th August 2025
37AQI
37AQI
17th August 2025
31AQI
31AQI
18th August 2025
26AQI
26AQI
19th August 2025
39AQI
39AQI
20th August 2025
39AQI
39AQI
21st August 2025
32AQI
32AQI
22nd August 2025
31AQI
31AQI
23rd August 2025
38AQI
38AQI
24th August 2025
33AQI
33AQI
25th August 2025
39AQI
39AQI
26th August 2025
39AQI
39AQI
27th August 2025
40AQI
40AQI
28th August 2025
44AQI
44AQI
29th August 2025
51AQI
51AQI
30th August 2025
54AQI
54AQI
31st August 2025
47AQI
47AQI
1st September 2025
49AQI
49AQI
2nd September 2025
54AQI
54AQI
3rd September 2025
56AQI
56AQI
4th September 2025
40AQI
40AQI
5th September 2025
51AQI
51AQI
6th September 2025
54AQI
54AQI
7th September 2025
56AQI
56AQI
8th September 2025
55AQI
55AQI
9th September 2025
55AQI
55AQI
10th September 2025
53AQI
53AQI
11th September 2025
50AQI
50AQI
12th September 2025
45AQI
45AQI
13th September 2025
45AQI
45AQI
14th September 2025
50AQI
50AQI
15th September 2025
45AQI
45AQI
16th September 2025
46AQI
46AQI
17th September 2025
41AQI
41AQI
18th September 2025
34AQI
34AQI
19th September 2025
33AQI
33AQI
20th September 2025
31AQI
31AQI
21st September 2025
25AQI
25AQI
22nd September 2025
36AQI
36AQI
23rd September 2025
21AQI
21AQI
24th September 2025
18AQI
18AQI
25th September 2025
18AQI
18AQI
26th September 2025
19AQI
19AQI
27th September 2025
13AQI
13AQI
28th September 2025
7AQI
7AQI
29th September 2025
17AQI
17AQI
30th September 2025
17AQI
17AQI
1st October 2025
27AQI
27AQI
2nd October 2025
52AQI
52AQI
3rd October 2025
56AQI
56AQI
4th October 2025
61AQI
61AQI
5th October 2025
47AQI
47AQI
6th October 2025
66AQI
66AQI
7th October 2025
66AQI
66AQI
8th October 2025
72AQI
72AQI
9th October 2025
73AQI
73AQI
10th October 2025
60AQI
60AQI
11th October 2025
60AQI
60AQI
12th October 2025
54AQI
54AQI
13th October 2025
51AQI
51AQI
14th October 2025
40AQI
40AQI
15th October 2025
42AQI
42AQI
16th October 2025
53AQI
53AQI
17th October 2025
54AQI
54AQI
18th October 2025
52AQI
52AQI
19th October 2025
52AQI
52AQI
20th October 2025
56AQI
56AQI
21st October 2025
54AQI
54AQI
22nd October 2025
49AQI
49AQI
23rd October 2025
40AQI
40AQI
24th October 2025
58AQI
58AQI
25th October 2025
54AQI
54AQI
26th October 2025
28AQI
28AQI
27th October 2025
36AQI
36AQI
28th October 2025
34AQI
34AQI
29th October 2025
45AQI
45AQI
30th October 2025
57AQI
57AQI
31st October 2025
54AQI
54AQI
1st November 2025
47AQI
47AQI
2nd November 2025
54AQI
54AQI
3rd November 2025
57AQI
57AQI
4th November 2025
46AQI
46AQI
5th November 2025
34AQI
34AQI
6th November 2025
42AQI
42AQI
7th November 2025
39AQI
39AQI
8th November 2025
36AQI
36AQI
9th November 2025
45AQI
45AQI
10th November 2025
44AQI
44AQI
11th November 2025
54AQI
54AQI
12th November 2025
56AQI
56AQI
13th November 2025
43AQI
43AQI
14th November 2025
44AQI
44AQI
15th November 2025
30AQI
30AQI
16th November 2025
39AQI
39AQI
17th November 2025
44AQI
44AQI
18th November 2025
39AQI
39AQI
19th November 2025
28AQI
28AQI
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
48AQI
51AQI
54AQI
41AQI
16AQI
17AQI
22AQI
38AQI
38AQI
52AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
20
11
10
18
10
21
22
8
31
30
30
1
25
6
22
8
10
21
15
4
225
98
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
May16AQI
202419AQI
31
29
30
1
30
31
30
31
31
3
13
29
1
15
16
303
18
Highest AQI recorded in
December52AQI
Lowest AQI recorded in
April9AQI
202315AQI
31
27
1
31
27
1
31
30
31
31
27
31
28
1
30
1
355
3
1
Highest AQI recorded in
February26AQI
Lowest AQI recorded in
October10AQI
202226AQI
2
1
1
29
1
12
3
43
5
1
Highest AQI recorded in
October57AQI
Lowest AQI recorded in
November20AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
38AQILeast Polluted Year Recorded
2023(Avg.)
15AQIKostroma's annual 2025 AQI (38) shows an average percentage change of 98.4% (worsened AQI) compared to previous years: 2022 (26), 2023 (15), 2024 (19).
