Helsinki, Uusimaa, Finland 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
Helsinki, Uusimaa, Finland
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Aug 2023
55AQILowest AQI recorded on
22nd Aug 2021
13AQISame Day Analysis (16th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 18 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Aug - 18th Aug 2025
Helsinki, Uusimaa, Finland
AQI
Day
Night
.
5 AM17th Aug 2025
9 PM
4 AM18th Aug 2025
Day time
Avg. Highest Time
6PM17th Aug
14AQI
Avg. Lowest Time
1PM17th Aug
10AQI
Night time
Avg. Highest Time
10PM17th Aug
14AQI
Avg. Lowest Time
3AM18th Aug
11AQI
In the last 24 hours,
Helsinki's AQI reached its highest point of 14 at 6 PM during the Day, while the lowest point, undefined, was recorded at 4 AM during the Night between 17th Aug and 18th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Helsinki, Uusimaa, Finland
JulAug
19th - 20th20th - 21st21st - 22nd22nd - 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
Day
Night
19th Jul 2025355 AMAQI
19th Jul 2025346 AMAQI
19th Jul 2025347 AMAQI
19th Jul 2025338 AMAQI
19th Jul 2025339 AMAQI
19th Jul 20253310 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025312 PMAQI
19th Jul 2025313 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025316 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025322 AMAQI
20th Jul 2025343 AMAQI
20th Jul 2025334 AMAQI
19°C15/22°C
20th Jul 2025365 AMAQI
20th Jul 2025366 AMAQI
20th Jul 2025337 AMAQI
20th Jul 2025338 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20253210 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025341 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025314 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025317 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025322 AMAQI
21st Jul 2025303 AMAQI
21st Jul 2025314 AMAQI
19°C15/23°C
21st Jul 2025335 AMAQI
21st Jul 2025356 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025449 AMAQI
21st Jul 20254310 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025402 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025375 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025388 PMAQI
21st Jul 2025409 PMAQI
21st Jul 20254110 PMAQI
21st Jul 20253711 PMAQI
22nd Jul 20253712 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025342 AMAQI
22nd Jul 2025363 AMAQI
22nd Jul 2025394 AMAQI
20°C16/24°C
22nd Jul 2025405 AMAQI
22nd Jul 2025356 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025358 AMAQI
22nd Jul 2025359 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253811 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025441 PMAQI
22nd Jul 2025432 PMAQI
22nd Jul 2025423 PMAQI
22nd Jul 2025424 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025397 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20254110 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20253912 AMAQI
23rd Jul 2025371 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025513 AMAQI
23rd Jul 2025554 AMAQI
19°C17/22°C
23rd Jul 2025555 AMAQI
23rd Jul 2025566 AMAQI
23rd Jul 2025557 AMAQI
23rd Jul 2025558 AMAQI
23rd Jul 2025589 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255411 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025511 PMAQI
23rd Jul 2025492 PMAQI
23rd Jul 2025483 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025425 PMAQI
23rd Jul 2025416 PMAQI
23rd Jul 2025407 PMAQI
23rd Jul 2025398 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254310 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20254712 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025494 AMAQI
20°C17/23°C
24th Jul 2025515 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025558 AMAQI
24th Jul 2025589 AMAQI
24th Jul 20255910 AMAQI
24th Jul 20255811 AMAQI
24th Jul 20255612 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025496 PMAQI
24th Jul 2025497 PMAQI
24th Jul 2025498 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20255110 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025563 AMAQI
25th Jul 2025584 AMAQI
21°C17/25°C
25th Jul 2025575 AMAQI
25th Jul 2025566 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025578 AMAQI
25th Jul 2025589 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255511 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025532 PMAQI
25th Jul 2025533 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025552 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025574 AMAQI
21°C17/26°C
26th Jul 2025585 AMAQI
26th Jul 2025566 AMAQI
26th Jul 2025557 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025561 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025573 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025555 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255511 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025561 AMAQI
27th Jul 2025562 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025514 AMAQI
21°C17/25°C
27th Jul 2025495 AMAQI
27th Jul 2025506 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025539 AMAQI
27th Jul 20255310 AMAQI
27th Jul 20255211 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025491 PMAQI
27th Jul 2025492 PMAQI
27th Jul 2025503 PMAQI
27th Jul 2025474 PMAQI
27th Jul 2025475 PMAQI
27th Jul 2025486 PMAQI
27th Jul 2025507 PMAQI
27th Jul 2025518 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20255211 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025423 AMAQI
28th Jul 2025394 AMAQI
20°C17/23°C
28th Jul 2025395 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025437 AMAQI
28th Jul 2025438 AMAQI
28th Jul 2025439 AMAQI
28th Jul 20254110 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254012 PMAQI
28th Jul 2025401 PMAQI
28th Jul 2025402 PMAQI
28th Jul 2025443 PMAQI
28th Jul 2025444 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025446 PMAQI
28th Jul 2025437 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025439 PMAQI
28th Jul 20254410 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025451 AMAQI
29th Jul 2025462 AMAQI
29th Jul 2025363 AMAQI
29th Jul 2025334 AMAQI
20°C17/23°C
29th Jul 2025375 AMAQI
29th Jul 2025366 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254511 AMAQI
29th Jul 20254912 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025492 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025454 PMAQI
29th Jul 2025455 PMAQI
29th Jul 2025456 PMAQI
29th Jul 2025437 PMAQI
29th Jul 2025418 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20254110 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20253912 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025463 AMAQI
30th Jul 2025514 AMAQI
20°C18/23°C
30th Jul 2025515 AMAQI
30th Jul 2025516 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20254610 AMAQI
30th Jul 20254911 AMAQI
30th Jul 20255112 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025512 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025504 PMAQI
30th Jul 2025505 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025498 PMAQI
30th Jul 2025519 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255211 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
21°C17/25°C
31st Jul 2025535 AMAQI
31st Jul 2025576 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025578 AMAQI
31st Jul 2025589 AMAQI
31st Jul 20255910 AMAQI
31st Jul 20256111 AMAQI
31st Jul 20256312 PMAQI
31st Jul 2025611 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025474 PMAQI
31st Jul 2025415 PMAQI
31st Jul 2025436 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025428 PMAQI
31st Jul 2025449 PMAQI
31st Jul 20254310 PMAQI
31st Jul 20254711 PMAQI
1st Aug 20254712 AMAQI
1st Aug 2025481 AMAQI
1st Aug 2025462 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025504 AMAQI
21°C18/24°C
1st Aug 2025465 AMAQI
1st Aug 2025396 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253410 AMAQI
1st Aug 20253511 AMAQI
1st Aug 20253512 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025412 PMAQI
1st Aug 2025383 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025405 PMAQI
1st Aug 2025396 PMAQI
1st Aug 2025397 PMAQI
1st Aug 2025418 PMAQI
1st Aug 2025389 PMAQI
1st Aug 20254110 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20254112 AMAQI
2nd Aug 2025401 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025223 AMAQI
2nd Aug 2025194 AMAQI
18°C17/21°C
2nd Aug 2025185 AMAQI
2nd Aug 2025216 AMAQI
2nd Aug 2025277 AMAQI
2nd Aug 2025248 AMAQI
2nd Aug 2025269 AMAQI
2nd Aug 20252510 AMAQI
2nd Aug 20252511 AMAQI
2nd Aug 20252312 PMAQI
2nd Aug 2025241 PMAQI
2nd Aug 2025262 PMAQI
2nd Aug 2025253 PMAQI
2nd Aug 2025264 PMAQI
2nd Aug 2025265 PMAQI
2nd Aug 2025256 PMAQI
2nd Aug 2025257 PMAQI
2nd Aug 2025268 PMAQI
2nd Aug 2025269 PMAQI
2nd Aug 20252710 PMAQI
2nd Aug 20252711 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025271 AMAQI
3rd Aug 2025282 AMAQI
3rd Aug 2025293 AMAQI
3rd Aug 2025274 AMAQI
18°C16/21°C
3rd Aug 2025285 AMAQI
3rd Aug 2025276 AMAQI
3rd Aug 2025277 AMAQI
3rd Aug 2025298 AMAQI
3rd Aug 2025289 AMAQI
3rd Aug 20252610 AMAQI
3rd Aug 20252411 AMAQI
3rd Aug 20252512 PMAQI
3rd Aug 2025241 PMAQI
3rd Aug 2025272 PMAQI
3rd Aug 2025273 PMAQI
3rd Aug 2025274 PMAQI
3rd Aug 2025285 PMAQI
3rd Aug 2025276 PMAQI
3rd Aug 2025277 PMAQI
3rd Aug 2025278 PMAQI
3rd Aug 2025279 PMAQI
3rd Aug 20252810 PMAQI
3rd Aug 20252811 PMAQI
4th Aug 20252812 AMAQI
4th Aug 2025271 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025323 AMAQI
4th Aug 2025304 AMAQI
19°C16/22°C
4th Aug 2025315 AMAQI
4th Aug 2025396 AMAQI
4th Aug 2025327 AMAQI
4th Aug 2025328 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20253310 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20253212 PMAQI
4th Aug 2025341 PMAQI
4th Aug 2025322 PMAQI
4th Aug 2025313 PMAQI
4th Aug 2025294 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025296 PMAQI
4th Aug 2025307 PMAQI
4th Aug 2025298 PMAQI
4th Aug 2025299 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252811 PMAQI
5th Aug 20253012 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025292 AMAQI
5th Aug 2025263 AMAQI
5th Aug 2025294 AMAQI
20°C17/23°C
5th Aug 2025285 AMAQI
5th Aug 2025266 AMAQI
5th Aug 2025227 AMAQI
5th Aug 2025238 AMAQI
5th Aug 2025219 AMAQI
5th Aug 20252110 AMAQI
5th Aug 20252111 AMAQI
5th Aug 20252112 PMAQI
5th Aug 2025211 PMAQI
5th Aug 2025222 PMAQI
5th Aug 2025243 PMAQI
5th Aug 2025244 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025247 PMAQI
5th Aug 2025258 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252310 PMAQI
5th Aug 20252511 PMAQI
6th Aug 20252612 AMAQI
6th Aug 2025271 AMAQI
6th Aug 2025272 AMAQI
6th Aug 2025223 AMAQI
6th Aug 2025224 AMAQI
18°C16/20°C
6th Aug 2025235 AMAQI
6th Aug 2025246 AMAQI
6th Aug 2025227 AMAQI
6th Aug 2025228 AMAQI
6th Aug 2025219 AMAQI
6th Aug 20252410 AMAQI
6th Aug 20252111 AMAQI
6th Aug 20252112 PMAQI
6th Aug 2025201 PMAQI
6th Aug 2025212 PMAQI
6th Aug 2025223 PMAQI
6th Aug 2025224 PMAQI
6th Aug 2025225 PMAQI
6th Aug 2025226 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025218 PMAQI
6th Aug 2025219 PMAQI
6th Aug 20252110 PMAQI
6th Aug 20252311 PMAQI
7th Aug 20252312 AMAQI
7th Aug 2025231 AMAQI
7th Aug 2025232 AMAQI
7th Aug 2025173 AMAQI
7th Aug 2025164 AMAQI
16°C15/18°C
7th Aug 2025155 AMAQI
7th Aug 2025156 AMAQI
7th Aug 2025167 AMAQI
7th Aug 2025168 AMAQI
7th Aug 2025189 AMAQI
7th Aug 20251910 AMAQI
7th Aug 20252011 AMAQI
7th Aug 20252212 PMAQI
7th Aug 2025231 PMAQI
7th Aug 2025232 PMAQI
7th Aug 2025213 PMAQI
7th Aug 2025214 PMAQI
7th Aug 2025215 PMAQI
7th Aug 2025226 PMAQI
7th Aug 2025217 PMAQI
7th Aug 2025228 PMAQI
7th Aug 2025209 PMAQI
7th Aug 20251910 PMAQI
7th Aug 20251911 PMAQI
8th Aug 20251812 AMAQI
8th Aug 2025191 AMAQI
8th Aug 2025182 AMAQI
8th Aug 2025173 AMAQI
8th Aug 2025174 AMAQI
17°C14/20°C
8th Aug 2025165 AMAQI
8th Aug 2025176 AMAQI
8th Aug 2025227 AMAQI
8th Aug 2025238 AMAQI
8th Aug 2025259 AMAQI
8th Aug 20252710 AMAQI
8th Aug 20252611 AMAQI
8th Aug 20252412 PMAQI
8th Aug 2025241 PMAQI
8th Aug 2025252 PMAQI
8th Aug 2025193 PMAQI
8th Aug 2025184 PMAQI
8th Aug 2025195 PMAQI
8th Aug 2025196 PMAQI
8th Aug 2025197 PMAQI
8th Aug 2025188 PMAQI
8th Aug 2025199 PMAQI
8th Aug 20251910 PMAQI
8th Aug 20252011 PMAQI
9th Aug 20252012 AMAQI
9th Aug 2025191 AMAQI
9th Aug 2025192 AMAQI
9th Aug 2025273 AMAQI
9th Aug 2025324 AMAQI
17°C14/20°C
9th Aug 2025315 AMAQI
9th Aug 2025316 AMAQI
9th Aug 2025277 AMAQI
9th Aug 2025268 AMAQI
9th Aug 2025259 AMAQI
9th Aug 20252610 AMAQI
9th Aug 20252711 AMAQI
9th Aug 20252712 PMAQI
9th Aug 2025291 PMAQI
9th Aug 2025292 PMAQI
9th Aug 2025273 PMAQI
9th Aug 2025284 PMAQI
9th Aug 2025285 PMAQI
9th Aug 2025286 PMAQI
9th Aug 2025287 PMAQI
9th Aug 2025288 PMAQI
9th Aug 2025279 PMAQI
9th Aug 20252510 PMAQI
9th Aug 20252411 PMAQI
10th Aug 20252412 AMAQI
10th Aug 2025241 AMAQI
10th Aug 2025242 AMAQI
10th Aug 2025233 AMAQI
10th Aug 2025224 AMAQI
17°C13/21°C
10th Aug 2025215 AMAQI
10th Aug 2025216 AMAQI
10th Aug 2025217 AMAQI
10th Aug 2025218 AMAQI
10th Aug 2025219 AMAQI
10th Aug 20252110 AMAQI
10th Aug 20252111 AMAQI
10th Aug 20252112 PMAQI
10th Aug 2025221 PMAQI
10th Aug 2025222 PMAQI
10th Aug 2025253 PMAQI
10th Aug 2025264 PMAQI
10th Aug 2025245 PMAQI
10th Aug 2025246 PMAQI
10th Aug 2025237 PMAQI
10th Aug 2025238 PMAQI
10th Aug 2025249 PMAQI
10th Aug 20252310 PMAQI
10th Aug 20252211 PMAQI
11th Aug 20252212 AMAQI
11th Aug 2025231 AMAQI
11th Aug 2025222 AMAQI
11th Aug 2025193 AMAQI
11th Aug 2025184 AMAQI
17°C14/20°C
11th Aug 2025195 AMAQI
11th Aug 2025186 AMAQI
11th Aug 2025207 AMAQI
11th Aug 2025218 AMAQI
11th Aug 2025209 AMAQI
11th Aug 20251810 AMAQI
11th Aug 20251711 AMAQI
11th Aug 20251812 PMAQI
11th Aug 2025171 PMAQI
11th Aug 2025162 PMAQI
11th Aug 2025173 PMAQI
11th Aug 2025174 PMAQI
11th Aug 2025175 PMAQI
11th Aug 2025186 PMAQI
11th Aug 2025177 PMAQI
11th Aug 2025178 PMAQI
11th Aug 2025179 PMAQI
11th Aug 20251810 PMAQI
11th Aug 20251911 PMAQI
12th Aug 20251912 AMAQI
12th Aug 2025191 AMAQI
12th Aug 2025192 AMAQI
12th Aug 2025163 AMAQI
12th Aug 2025134 AMAQI
17°C12/21°C
12th Aug 2025125 AMAQI
12th Aug 2025146 AMAQI
12th Aug 2025147 AMAQI
12th Aug 2025158 AMAQI
12th Aug 2025159 AMAQI
12th Aug 20251510 AMAQI
12th Aug 20251711 AMAQI
12th Aug 20251512 PMAQI
12th Aug 2025141 PMAQI
12th Aug 2025162 PMAQI
12th Aug 2025173 PMAQI
12th Aug 2025164 PMAQI
12th Aug 2025165 PMAQI
12th Aug 2025156 PMAQI
12th Aug 2025167 PMAQI
12th Aug 2025178 PMAQI
12th Aug 2025159 PMAQI
12th Aug 20251710 PMAQI
12th Aug 20251711 PMAQI
13th Aug 20251612 AMAQI
13th Aug 2025161 AMAQI
13th Aug 2025162 AMAQI
13th Aug 2025143 AMAQI
13th Aug 2025144 AMAQI
16°C12/20°C
13th Aug 2025125 AMAQI
13th Aug 2025136 AMAQI
13th Aug 2025147 AMAQI
13th Aug 2025158 AMAQI
13th Aug 2025159 AMAQI
13th Aug 20251510 AMAQI
13th Aug 20251311 AMAQI
13th Aug 20251412 PMAQI
13th Aug 2025141 PMAQI
13th Aug 2025152 PMAQI
13th Aug 2025163 PMAQI
13th Aug 2025164 PMAQI
13th Aug 2025165 PMAQI
13th Aug 2025156 PMAQI
13th Aug 2025157 PMAQI
13th Aug 2025168 PMAQI
13th Aug 2025159 PMAQI
13th Aug 20251610 PMAQI
13th Aug 20251611 PMAQI
14th Aug 20251612 AMAQI
14th Aug 2025161 AMAQI
14th Aug 2025172 AMAQI
14th Aug 2025173 AMAQI
14th Aug 2025224 AMAQI
16°C11/21°C
14th Aug 2025175 AMAQI
14th Aug 2025206 AMAQI
14th Aug 2025177 AMAQI
14th Aug 2025228 AMAQI
14th Aug 2025269 AMAQI
14th Aug 20252410 AMAQI
14th Aug 20252211 AMAQI
14th Aug 20252112 PMAQI
14th Aug 2025181 PMAQI
14th Aug 2025232 PMAQI
14th Aug 2025183 PMAQI
14th Aug 2025194 PMAQI
14th Aug 2025195 PMAQI
14th Aug 2025206 PMAQI
14th Aug 2025187 PMAQI
14th Aug 2025218 PMAQI
14th Aug 2025209 PMAQI
14th Aug 20251910 PMAQI
14th Aug 20252011 PMAQI
15th Aug 20251912 AMAQI
15th Aug 2025181 AMAQI
15th Aug 2025192 AMAQI
15th Aug 2025233 AMAQI
15th Aug 2025274 AMAQI
18°C14/21°C
15th Aug 2025305 AMAQI
15th Aug 2025276 AMAQI
15th Aug 2025257 AMAQI
15th Aug 2025238 AMAQI
15th Aug 2025249 AMAQI
15th Aug 20252210 AMAQI
15th Aug 20252211 AMAQI
15th Aug 20252412 PMAQI
15th Aug 2025241 PMAQI
15th Aug 2025242 PMAQI
15th Aug 2025243 PMAQI
15th Aug 2025244 PMAQI
15th Aug 2025255 PMAQI
15th Aug 2025256 PMAQI
15th Aug 2025237 PMAQI
15th Aug 2025268 PMAQI
15th Aug 2025229 PMAQI
15th Aug 20252210 PMAQI
15th Aug 20252411 PMAQI
16th Aug 20252312 AMAQI
16th Aug 2025231 AMAQI
16th Aug 2025222 AMAQI
16th Aug 2025303 AMAQI
16th Aug 2025304 AMAQI
19°C16/22°C
16th Aug 2025195 AMAQI
16th Aug 2025136 AMAQI
16th Aug 2025137 AMAQI
16th Aug 2025138 AMAQI
16th Aug 2025119 AMAQI
16th Aug 20251110 AMAQI
16th Aug 20251111 AMAQI
16th Aug 20251112 PMAQI
16th Aug 2025111 PMAQI
16th Aug 2025132 PMAQI
16th Aug 2025163 PMAQI
16th Aug 2025174 PMAQI
16th Aug 2025175 PMAQI
16th Aug 2025176 PMAQI
16th Aug 2025177 PMAQI
16th Aug 2025168 PMAQI
16th Aug 2025169 PMAQI
16th Aug 20251810 PMAQI
16th Aug 20251811 PMAQI
17th Aug 20251712 AMAQI
17th Aug 2025181 AMAQI
17th Aug 2025192 AMAQI
17th Aug 2025113 AMAQI
17th Aug 2025104 AMAQI
15°C11/17°C
17th Aug 2025135 AMAQI
17th Aug 2025116 AMAQI
17th Aug 2025107 AMAQI
17th Aug 2025108 AMAQI
17th Aug 2025109 AMAQI
17th Aug 20251210 AMAQI
17th Aug 20251211 AMAQI
17th Aug 20251012 PMAQI
17th Aug 2025101 PMAQI
17th Aug 2025122 PMAQI
17th Aug 2025133 PMAQI
17th Aug 2025134 PMAQI
17th Aug 2025135 PMAQI
17th Aug 2025146 PMAQI
17th Aug 2025137 PMAQI
17th Aug 2025138 PMAQI
17th Aug 2025139 PMAQI
17th Aug 20251410 PMAQI
17th Aug 20251411 PMAQI
18th Aug 20251412 AMAQI
18th Aug 2025141 AMAQI
18th Aug 2025142 AMAQI
18th Aug 2025113 AMAQI
15°C10/20°C
5 AM
1 PM
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
32AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
32AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 32), while the lowest AQI was between 5 AM to 9 PM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 11 PM
32AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
32AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 32), while the lowest AQI was between 12 AM to 11 PM (Avg. 32).
2025 Days Vs Air Quality
Helsinki, Uusimaa, Finland
2025
94%
214
6%
14
Total number of days with different AQI categories in last 230 days in 2025 (135 days remaining)
Good
214 DaysModerate
14 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 230 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
Helsinki, Uusimaa, Finland
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
25AQI
25AQI
2nd January 2025
23AQI
23AQI
3rd January 2025
23AQI
23AQI
4th January 2025
22AQI
22AQI
5th January 2025
22AQI
22AQI
6th January 2025
25AQI
25AQI
7th January 2025
26AQI
26AQI
8th January 2025
33AQI
33AQI
9th January 2025
23AQI
23AQI
10th January 2025
26AQI
26AQI
11th January 2025
22AQI
22AQI
12th January 2025
23AQI
23AQI
13th January 2025
23AQI
23AQI
14th January 2025
24AQI
24AQI
15th January 2025
22AQI
22AQI
16th January 2025
22AQI
22AQI
17th January 2025
24AQI
24AQI
18th January 2025
27AQI
27AQI
19th January 2025
26AQI
26AQI
20th January 2025
27AQI
27AQI
21st January 2025
26AQI
26AQI
22nd January 2025
27AQI
27AQI
23rd January 2025
27AQI
27AQI
24th January 2025
27AQI
27AQI
25th January 2025
32AQI
32AQI
26th January 2025
30AQI
30AQI
27th January 2025
32AQI
32AQI
28th January 2025
39AQI
39AQI
29th January 2025
42AQI
42AQI
30th January 2025
28AQI
28AQI
31st January 2025
25AQI
25AQI
1st February 2025
23AQI
23AQI
2nd February 2025
21AQI
21AQI
3rd February 2025
28AQI
28AQI
4th February 2025
32AQI
32AQI
5th February 2025
33AQI
33AQI
6th February 2025
33AQI
33AQI
7th February 2025
35AQI
35AQI
8th February 2025
34AQI
34AQI
9th February 2025
43AQI
43AQI
10th February 2025
41AQI
41AQI
11th February 2025
31AQI
31AQI
12th February 2025
26AQI
26AQI
13th February 2025
24AQI
24AQI
14th February 2025
26AQI
26AQI
15th February 2025
28AQI
28AQI
16th February 2025
31AQI
31AQI
17th February 2025
30AQI
30AQI
18th February 2025
28AQI
28AQI
19th February 2025
29AQI
29AQI
20th February 2025
29AQI
29AQI
21st February 2025
32AQI
32AQI
22nd February 2025
49AQI
49AQI
23rd February 2025
56AQI
56AQI
24th February 2025
73AQI
73AQI
25th February 2025
81AQI
81AQI
26th February 2025
79AQI
79AQI
27th February 2025
52AQI
52AQI
28th February 2025
48AQI
48AQI
1st March 2025
37AQI
37AQI
2nd March 2025
30AQI
30AQI
3rd March 2025
26AQI
26AQI
4th March 2025
26AQI
26AQI
5th March 2025
24AQI
24AQI
6th March 2025
25AQI
25AQI
7th March 2025
27AQI
27AQI
8th March 2025
46AQI
46AQI
9th March 2025
34AQI
34AQI
10th March 2025
35AQI
35AQI
11th March 2025
33AQI
33AQI
12th March 2025
33AQI
33AQI
13th March 2025
28AQI
28AQI
14th March 2025
25AQI
25AQI
15th March 2025
20AQI
20AQI
16th March 2025
20AQI
20AQI
17th March 2025
22AQI
22AQI
18th March 2025
19AQI
19AQI
19th March 2025
21AQI
21AQI
20th March 2025
25AQI
25AQI
21st March 2025
31AQI
31AQI
22nd March 2025
32AQI
32AQI
23rd March 2025
31AQI
31AQI
24th March 2025
38AQI
38AQI
25th March 2025
54AQI
54AQI
26th March 2025
45AQI
45AQI
27th March 2025
35AQI
35AQI
28th March 2025
41AQI
41AQI
29th March 2025
52AQI
52AQI
30th March 2025
52AQI
52AQI
31st March 2025
52AQI
52AQI
1st April 2025
46AQI
46AQI
2nd April 2025
36AQI
36AQI
3rd April 2025
33AQI
33AQI
4th April 2025
29AQI
29AQI
5th April 2025
24AQI
24AQI
6th April 2025
22AQI
22AQI
7th April 2025
22AQI
22AQI
8th April 2025
22AQI
22AQI
9th April 2025
20AQI
20AQI
10th April 2025
18AQI
18AQI
11th April 2025
19AQI
19AQI
12th April 2025
20AQI
20AQI
13th April 2025
20AQI
20AQI
14th April 2025
31AQI
31AQI
15th April 2025
34AQI
34AQI
16th April 2025
30AQI
30AQI
17th April 2025
31AQI
31AQI
18th April 2025
33AQI
33AQI
19th April 2025
41AQI
41AQI
20th April 2025
22AQI
22AQI
21st April 2025
19AQI
19AQI
22nd April 2025
20AQI
20AQI
23rd April 2025
22AQI
22AQI
24th April 2025
18AQI
18AQI
25th April 2025
20AQI
20AQI
26th April 2025
17AQI
17AQI
27th April 2025
18AQI
18AQI
28th April 2025
21AQI
21AQI
29th April 2025
18AQI
18AQI
30th April 2025
20AQI
20AQI
1st May 2025
18AQI
18AQI
2nd May 2025
18AQI
18AQI
3rd May 2025
15AQI
15AQI
4th May 2025
15AQI
15AQI
5th May 2025
15AQI
15AQI
6th May 2025
15AQI
15AQI
7th May 2025
16AQI
16AQI
8th May 2025
16AQI
16AQI
9th May 2025
19AQI
19AQI
10th May 2025
19AQI
19AQI
11th May 2025
19AQI
19AQI
12th May 2025
20AQI
20AQI
13th May 2025
26AQI
26AQI
14th May 2025
19AQI
19AQI
15th May 2025
18AQI
18AQI
16th May 2025
20AQI
20AQI
17th May 2025
17AQI
17AQI
18th May 2025
20AQI
20AQI
19th May 2025
21AQI
21AQI
20th May 2025
20AQI
20AQI
21st May 2025
15AQI
15AQI
22nd May 2025
25AQI
25AQI
23rd May 2025
22AQI
22AQI
24th May 2025
18AQI
18AQI
25th May 2025
17AQI
17AQI
26th May 2025
22AQI
22AQI
27th May 2025
22AQI
22AQI
28th May 2025
24AQI
24AQI
29th May 2025
27AQI
27AQI
30th May 2025
30AQI
30AQI
31st May 2025
21AQI
21AQI
1st June 2025
17AQI
17AQI
2nd June 2025
21AQI
21AQI
3rd June 2025
23AQI
23AQI
4th June 2025
24AQI
24AQI
5th June 2025
29AQI
29AQI
6th June 2025
26AQI
26AQI
7th June 2025
21AQI
21AQI
8th June 2025
19AQI
19AQI
9th June 2025
21AQI
21AQI
10th June 2025
21AQI
21AQI
11th June 2025
28AQI
28AQI
12th June 2025
35AQI
35AQI
13th June 2025
27AQI
27AQI
14th June 2025
23AQI
23AQI
15th June 2025
22AQI
22AQI
16th June 2025
26AQI
26AQI
17th June 2025
33AQI
33AQI
18th June 2025
29AQI
29AQI
19th June 2025
23AQI
23AQI
20th June 2025
20AQI
20AQI
21st June 2025
19AQI
19AQI
22nd June 2025
17AQI
17AQI
23rd June 2025
21AQI
21AQI
24th June 2025
22AQI
22AQI
25th June 2025
19AQI
19AQI
26th June 2025
17AQI
17AQI
27th June 2025
19AQI
19AQI
28th June 2025
20AQI
20AQI
29th June 2025
19AQI
19AQI
30th June 2025
17AQI
17AQI
1st July 2025
17AQI
17AQI
2nd July 2025
18AQI
18AQI
3rd July 2025
18AQI
18AQI
4th July 2025
16AQI
16AQI
5th July 2025
17AQI
17AQI
6th July 2025
18AQI
18AQI
7th July 2025
20AQI
20AQI
8th July 2025
20AQI
20AQI
9th July 2025
19AQI
19AQI
10th July 2025
20AQI
20AQI
11th July 2025
22AQI
22AQI
12th July 2025
29AQI
29AQI
13th July 2025
33AQI
33AQI
14th July 2025
35AQI
35AQI
15th July 2025
47AQI
47AQI
16th July 2025
46AQI
46AQI
17th July 2025
40AQI
40AQI
18th July 2025
31AQI
31AQI
19th July 2025
32AQI
32AQI
20th July 2025
32AQI
32AQI
21st July 2025
36AQI
36AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
46AQI
46AQI
24th July 2025
51AQI
51AQI
25th July 2025
54AQI
54AQI
26th July 2025
55AQI
55AQI
27th July 2025
52AQI
52AQI
28th July 2025
44AQI
44AQI
29th July 2025
42AQI
42AQI
30th July 2025
48AQI
48AQI
31st July 2025
51AQI
51AQI
1st August 2025
42AQI
42AQI
2nd August 2025
28AQI
28AQI
3rd August 2025
27AQI
27AQI
4th August 2025
30AQI
30AQI
5th August 2025
25AQI
25AQI
6th August 2025
23AQI
23AQI
7th August 2025
20AQI
20AQI
8th August 2025
20AQI
20AQI
9th August 2025
26AQI
26AQI
10th August 2025
23AQI
23AQI
11th August 2025
19AQI
19AQI
12th August 2025
16AQI
16AQI
13th August 2025
15AQI
15AQI
14th August 2025
19AQI
19AQI
15th August 2025
23AQI
23AQI
16th August 2025
18AQI
18AQI
27AQI
38AQI
33AQI
25AQI
20AQI
23AQI
34AQI
23AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
23
5
27
4
30
31
30
26
5
16
214
14
Highest AQI recorded in
February38AQI
Lowest AQI recorded in
May20AQI
202429AQI
31
29
30
1
29
1
24
7
29
1
31
31
26
4
31
30
31
352
14
Highest AQI recorded in
May38AQI
Lowest AQI recorded in
October21AQI
202329AQI
31
26
2
31
27
3
29
2
26
4
31
30
1
27
3
31
29
31
349
15
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
October20AQI
202230AQI
20
1
19
3
24
7
28
2
31
28
2
23
2
1
28
29
2
30
25
5
286
24
Highest AQI recorded in
March41AQI
Lowest AQI recorded in
August20AQI
202131AQI
30
1
27
1
30
1
29
1
30
1
26
4
27
4
31
30
26
5
27
3
30
1
343
22
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
September25AQI
202028AQI
13
21
18
30
31
31
25
5
27
4
30
31
257
9
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
November24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
31AQILeast Polluted Year Recorded
2025(Avg.)
28AQIHelsinki's annual 2025 AQI (28) shows an average percentage change of -4.7% (improved AQI) compared to previous years: 2020 (28), 2021 (31), 2022 (30), 2023 (29), 2024 (29).
