Lansisatama 4, 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
Lansisatama 4, Helsinki, Uusimaa, Finland
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Aug 2024
45AQILowest AQI recorded on
12th Aug 2024
16AQISame Day Analysis (4th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 31 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Lansisatama 4, Helsinki, Uusimaa, Finland
AQI
Day
Night
.
4 AM5th Aug 2025
10 PM
3 AM6th Aug 2025
Day time
Avg. Highest Time
5AM5th Aug
28AQI
Avg. Lowest Time
12PM5th Aug
20AQI
Night time
Avg. Highest Time
4AM5th Aug
30AQI
Avg. Lowest Time
3AM6th Aug
23AQI
In the last 24 hours,
Lansisatama 4's AQI reached its highest point of 30 at 4 AM during the Night, while the lowest point, 20, was recorded at 12 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lansisatama 4, Helsinki, Uusimaa, Finland
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025164 AMAQI
7th Jul 2025175 AMAQI
7th Jul 2025186 AMAQI
7th Jul 2025207 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025209 AMAQI
7th Jul 20252410 AMAQI
7th Jul 20252911 AMAQI
7th Jul 20252412 PMAQI
7th Jul 2025251 PMAQI
7th Jul 2025252 PMAQI
7th Jul 2025193 PMAQI
7th Jul 2025184 PMAQI
7th Jul 2025185 PMAQI
7th Jul 2025186 PMAQI
7th Jul 2025187 PMAQI
7th Jul 2025188 PMAQI
7th Jul 2025209 PMAQI
7th Jul 20251810 PMAQI
7th Jul 20251911 PMAQI
8th Jul 20251912 AMAQI
8th Jul 2025181 AMAQI
8th Jul 2025182 AMAQI
8th Jul 2025233 AMAQI
16°C13/19°C
8th Jul 2025244 AMAQI
8th Jul 2025285 AMAQI
8th Jul 2025246 AMAQI
8th Jul 2025207 AMAQI
8th Jul 2025178 AMAQI
8th Jul 2025229 AMAQI
8th Jul 20251910 AMAQI
8th Jul 20252011 AMAQI
8th Jul 20252212 PMAQI
8th Jul 2025211 PMAQI
8th Jul 2025222 PMAQI
8th Jul 2025223 PMAQI
8th Jul 2025214 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025216 PMAQI
8th Jul 2025207 PMAQI
8th Jul 2025208 PMAQI
8th Jul 2025199 PMAQI
8th Jul 20252010 PMAQI
8th Jul 20252011 PMAQI
9th Jul 20252012 AMAQI
9th Jul 2025201 AMAQI
9th Jul 2025202 AMAQI
9th Jul 2025203 AMAQI
15°C13/17°C
9th Jul 2025224 AMAQI
9th Jul 2025185 AMAQI
9th Jul 2025226 AMAQI
9th Jul 2025207 AMAQI
9th Jul 2025218 AMAQI
9th Jul 2025209 AMAQI
9th Jul 20252010 AMAQI
9th Jul 20252111 AMAQI
9th Jul 20252012 PMAQI
9th Jul 2025211 PMAQI
9th Jul 2025222 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025204 PMAQI
9th Jul 2025195 PMAQI
9th Jul 2025206 PMAQI
9th Jul 2025207 PMAQI
9th Jul 2025198 PMAQI
9th Jul 2025199 PMAQI
9th Jul 20252010 PMAQI
9th Jul 20252111 PMAQI
10th Jul 20251912 AMAQI
10th Jul 2025201 AMAQI
10th Jul 2025202 AMAQI
10th Jul 2025253 AMAQI
16°C11/19°C
10th Jul 2025284 AMAQI
10th Jul 2025235 AMAQI
10th Jul 2025246 AMAQI
10th Jul 2025217 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20252010 AMAQI
10th Jul 20252411 AMAQI
10th Jul 20252212 PMAQI
10th Jul 2025211 PMAQI
10th Jul 2025212 PMAQI
10th Jul 2025203 PMAQI
10th Jul 2025204 PMAQI
10th Jul 2025205 PMAQI
10th Jul 2025206 PMAQI
10th Jul 2025217 PMAQI
10th Jul 2025218 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20252010 PMAQI
10th Jul 20252011 PMAQI
11th Jul 20252112 AMAQI
11th Jul 2025201 AMAQI
11th Jul 2025202 AMAQI
11th Jul 2025243 AMAQI
15°C12/18°C
11th Jul 2025234 AMAQI
11th Jul 2025275 AMAQI
11th Jul 2025266 AMAQI
11th Jul 2025227 AMAQI
11th Jul 2025238 AMAQI
11th Jul 2025229 AMAQI
11th Jul 20252110 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252312 PMAQI
11th Jul 2025241 PMAQI
11th Jul 2025232 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025224 PMAQI
11th Jul 2025225 PMAQI
11th Jul 2025226 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025239 PMAQI
11th Jul 20252210 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252312 AMAQI
12th Jul 2025221 AMAQI
12th Jul 2025222 AMAQI
12th Jul 2025303 AMAQI
18°C13/22°C
12th Jul 2025264 AMAQI
12th Jul 2025305 AMAQI
12th Jul 2025326 AMAQI
12th Jul 2025217 AMAQI
12th Jul 2025238 AMAQI
12th Jul 2025239 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20252611 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025251 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025243 PMAQI
12th Jul 2025244 PMAQI
12th Jul 2025255 PMAQI
12th Jul 2025256 PMAQI
12th Jul 2025247 PMAQI
12th Jul 2025268 PMAQI
12th Jul 2025269 PMAQI
12th Jul 20252510 PMAQI
12th Jul 20252511 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025241 AMAQI
13th Jul 2025232 AMAQI
13th Jul 2025363 AMAQI
19°C16/23°C
13th Jul 2025284 AMAQI
13th Jul 2025405 AMAQI
13th Jul 2025426 AMAQI
13th Jul 2025267 AMAQI
13th Jul 2025268 AMAQI
13th Jul 2025279 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025291 PMAQI
13th Jul 2025292 PMAQI
13th Jul 2025263 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025286 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025288 PMAQI
13th Jul 2025279 PMAQI
13th Jul 20252710 PMAQI
13th Jul 20252811 PMAQI
14th Jul 20252612 AMAQI
14th Jul 2025271 AMAQI
14th Jul 2025272 AMAQI
14th Jul 2025403 AMAQI
19°C16/23°C
14th Jul 2025344 AMAQI
14th Jul 2025365 AMAQI
14th Jul 2025336 AMAQI
14th Jul 2025317 AMAQI
14th Jul 2025318 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20253010 AMAQI
14th Jul 20253111 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025371 PMAQI
14th Jul 2025362 PMAQI
14th Jul 2025353 PMAQI
14th Jul 2025324 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025318 PMAQI
14th Jul 2025329 PMAQI
14th Jul 20253210 PMAQI
14th Jul 20253411 PMAQI
15th Jul 20253412 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025352 AMAQI
15th Jul 2025413 AMAQI
20°C17/24°C
15th Jul 2025444 AMAQI
15th Jul 2025425 AMAQI
15th Jul 2025416 AMAQI
15th Jul 2025447 AMAQI
15th Jul 2025498 AMAQI
15th Jul 2025549 AMAQI
15th Jul 20255310 AMAQI
15th Jul 20255411 AMAQI
15th Jul 20255412 PMAQI
15th Jul 2025541 PMAQI
15th Jul 2025522 PMAQI
15th Jul 2025473 PMAQI
15th Jul 2025464 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025456 PMAQI
15th Jul 2025447 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025469 PMAQI
15th Jul 20254510 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254312 AMAQI
16th Jul 2025431 AMAQI
16th Jul 2025422 AMAQI
16th Jul 2025493 AMAQI
20°C17/23°C
16th Jul 2025534 AMAQI
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025539 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20254611 AMAQI
16th Jul 20254712 PMAQI
16th Jul 2025461 PMAQI
16th Jul 2025442 PMAQI
16th Jul 2025433 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025427 PMAQI
16th Jul 2025408 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254310 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254812 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025343 AMAQI
20°C17/23°C
17th Jul 2025324 AMAQI
17th Jul 2025315 AMAQI
17th Jul 2025306 AMAQI
17th Jul 2025357 AMAQI
17th Jul 2025358 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20254410 AMAQI
17th Jul 20254511 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025402 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025357 PMAQI
17th Jul 2025358 PMAQI
17th Jul 2025369 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253611 PMAQI
18th Jul 20253712 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025372 AMAQI
18th Jul 2025283 AMAQI
20°C16/24°C
18th Jul 2025254 AMAQI
18th Jul 2025285 AMAQI
18th Jul 2025296 AMAQI
18th Jul 2025307 AMAQI
18th Jul 2025328 AMAQI
18th Jul 2025359 AMAQI
18th Jul 20253010 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20253012 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025307 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253210 PMAQI
18th Jul 20253311 PMAQI
19th Jul 20253212 AMAQI
19th Jul 2025321 AMAQI
19th Jul 2025312 AMAQI
19th Jul 2025353 AMAQI
19°C16/21°C
19th Jul 2025384 AMAQI
19th Jul 2025375 AMAQI
19th Jul 2025366 AMAQI
19th Jul 2025357 AMAQI
19th Jul 2025368 AMAQI
19th Jul 2025349 AMAQI
19th Jul 20253510 AMAQI
19th Jul 20253211 AMAQI
19th Jul 20253312 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025335 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025342 AMAQI
20th Jul 2025323 AMAQI
19°C15/22°C
20th Jul 2025324 AMAQI
20th Jul 2025385 AMAQI
20th Jul 2025366 AMAQI
20th Jul 2025337 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025339 AMAQI
20th Jul 20253010 AMAQI
20th Jul 20253011 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025336 PMAQI
20th Jul 2025337 PMAQI
20th Jul 2025328 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025312 AMAQI
21st Jul 2025303 AMAQI
19°C15/23°C
21st Jul 2025304 AMAQI
21st Jul 2025335 AMAQI
21st Jul 2025356 AMAQI
21st Jul 2025357 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20254510 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254012 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025392 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025377 PMAQI
21st Jul 2025378 PMAQI
21st Jul 2025399 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253712 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025342 AMAQI
22nd Jul 2025343 AMAQI
20°C16/24°C
22nd Jul 2025384 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025336 AMAQI
22nd Jul 2025327 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253310 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025411 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025377 PMAQI
22nd Jul 2025388 PMAQI
22nd Jul 2025409 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20253812 AMAQI
23rd Jul 2025361 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025483 AMAQI
19°C17/22°C
23rd Jul 2025524 AMAQI
23rd Jul 2025545 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025537 AMAQI
23rd Jul 2025518 AMAQI
23rd Jul 2025559 AMAQI
23rd Jul 20255010 AMAQI
23rd Jul 20254711 AMAQI
23rd Jul 20254812 PMAQI
23rd Jul 2025451 PMAQI
23rd Jul 2025422 PMAQI
23rd Jul 2025403 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025358 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20254410 PMAQI
23rd Jul 20255011 PMAQI
24th Jul 20254512 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025443 AMAQI
20°C17/23°C
24th Jul 2025494 AMAQI
24th Jul 2025505 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025517 AMAQI
24th Jul 2025538 AMAQI
24th Jul 2025579 AMAQI
24th Jul 20255610 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025521 PMAQI
24th Jul 2025492 PMAQI
24th Jul 2025493 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025475 PMAQI
24th Jul 2025426 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025458 PMAQI
24th Jul 2025449 PMAQI
24th Jul 20254510 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254512 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025523 AMAQI
21°C17/25°C
25th Jul 2025574 AMAQI
25th Jul 2025565 AMAQI
25th Jul 2025546 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025578 AMAQI
25th Jul 2025589 AMAQI
25th Jul 20255510 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025541 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025543 AMAQI
21°C17/26°C
26th Jul 2025564 AMAQI
26th Jul 2025585 AMAQI
26th Jul 2025566 AMAQI
26th Jul 2025557 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255912 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025562 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025594 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025558 PMAQI
26th Jul 2025559 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255511 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025571 AMAQI
27th Jul 2025562 AMAQI
27th Jul 2025523 AMAQI
21°C17/25°C
27th Jul 2025524 AMAQI
27th Jul 2025485 AMAQI
27th Jul 2025506 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025559 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025482 PMAQI
27th Jul 2025513 PMAQI
27th Jul 2025494 PMAQI
27th Jul 2025495 PMAQI
27th Jul 2025506 PMAQI
27th Jul 2025507 PMAQI
27th Jul 2025528 PMAQI
27th Jul 2025539 PMAQI
27th Jul 20255410 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255312 AMAQI
28th Jul 2025531 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025393 AMAQI
20°C17/23°C
28th Jul 2025364 AMAQI
28th Jul 2025385 AMAQI
28th Jul 2025366 AMAQI
28th Jul 2025457 AMAQI
28th Jul 2025468 AMAQI
28th Jul 2025449 AMAQI
28th Jul 20254110 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254012 PMAQI
28th Jul 2025401 PMAQI
28th Jul 2025422 PMAQI
28th Jul 2025463 PMAQI
28th Jul 2025474 PMAQI
28th Jul 2025475 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025447 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254611 PMAQI
29th Jul 20254612 AMAQI
29th Jul 2025461 AMAQI
29th Jul 2025462 AMAQI
29th Jul 2025353 AMAQI
20°C17/23°C
29th Jul 2025324 AMAQI
29th Jul 2025385 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025438 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20254510 AMAQI
29th Jul 20254911 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025531 PMAQI
29th Jul 2025542 PMAQI
29th Jul 2025473 PMAQI
29th Jul 2025474 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025457 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025449 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20254212 AMAQI
30th Jul 2025431 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025503 AMAQI
20°C18/23°C
30th Jul 2025554 AMAQI
30th Jul 2025535 AMAQI
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025499 AMAQI
30th Jul 20254710 AMAQI
30th Jul 20255111 AMAQI
30th Jul 20255412 PMAQI
30th Jul 2025531 PMAQI
30th Jul 2025532 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025534 PMAQI
30th Jul 2025535 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025507 PMAQI
30th Jul 2025518 PMAQI
30th Jul 2025529 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
21°C17/25°C
31st Jul 2025524 AMAQI
31st Jul 2025545 AMAQI
31st Jul 2025586 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025589 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20256111 AMAQI
31st Jul 20256712 PMAQI
31st Jul 2025631 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025463 PMAQI
31st Jul 2025484 PMAQI
31st Jul 2025425 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025477 PMAQI
31st Jul 2025428 PMAQI
31st Jul 2025459 PMAQI
31st Jul 20254410 PMAQI
31st Jul 20254911 PMAQI
1st Aug 20254912 AMAQI
1st Aug 2025491 AMAQI
1st Aug 2025472 AMAQI
1st Aug 2025523 AMAQI
21°C18/24°C
1st Aug 2025524 AMAQI
1st Aug 2025465 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253610 AMAQI
1st Aug 20253711 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025432 PMAQI
1st Aug 2025403 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025407 PMAQI
1st Aug 2025418 PMAQI
1st Aug 2025399 PMAQI
1st Aug 20254210 PMAQI
1st Aug 20254211 PMAQI
2nd Aug 20254112 AMAQI
2nd Aug 2025401 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025223 AMAQI
18°C17/21°C
2nd Aug 2025194 AMAQI
2nd Aug 2025185 AMAQI
2nd Aug 2025206 AMAQI
2nd Aug 2025287 AMAQI
2nd Aug 2025258 AMAQI
2nd Aug 2025269 AMAQI
2nd Aug 20252410 AMAQI
2nd Aug 20252411 AMAQI
2nd Aug 20252412 PMAQI
2nd Aug 2025261 PMAQI
2nd Aug 2025272 PMAQI
2nd Aug 2025263 PMAQI
2nd Aug 2025264 PMAQI
2nd Aug 2025265 PMAQI
2nd Aug 2025266 PMAQI
2nd Aug 2025247 PMAQI
2nd Aug 2025268 PMAQI
2nd Aug 2025269 PMAQI
2nd Aug 20252810 PMAQI
2nd Aug 20252711 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025271 AMAQI
3rd Aug 2025282 AMAQI
3rd Aug 2025293 AMAQI
18°C16/21°C
3rd Aug 2025284 AMAQI
3rd Aug 2025285 AMAQI
3rd Aug 2025276 AMAQI
3rd Aug 2025277 AMAQI
3rd Aug 2025308 AMAQI
3rd Aug 2025279 AMAQI
3rd Aug 20252510 AMAQI
3rd Aug 20252411 AMAQI
3rd Aug 20252512 PMAQI
3rd Aug 2025241 PMAQI
3rd Aug 2025272 PMAQI
3rd Aug 2025283 PMAQI
3rd Aug 2025274 PMAQI
3rd Aug 2025285 PMAQI
3rd Aug 2025276 PMAQI
3rd Aug 2025267 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
19°C16/22°C
4th Aug 2025324 AMAQI
4th Aug 2025335 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025327 AMAQI
4th Aug 2025328 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20253410 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20253212 PMAQI
4th Aug 2025351 PMAQI
4th Aug 2025332 PMAQI
4th Aug 2025323 PMAQI
4th Aug 2025294 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025306 PMAQI
4th Aug 2025307 PMAQI
4th Aug 2025308 PMAQI
4th Aug 2025309 PMAQI
4th Aug 20253010 PMAQI
4th Aug 20252811 PMAQI
5th Aug 20253012 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025302 AMAQI
5th Aug 2025273 AMAQI
20°C17/23°C
5th Aug 2025304 AMAQI
5th Aug 2025285 AMAQI
5th Aug 2025266 AMAQI
5th Aug 2025227 AMAQI
5th Aug 2025248 AMAQI
5th Aug 2025219 AMAQI
5th Aug 20252110 AMAQI
5th Aug 20252011 AMAQI
5th Aug 20252012 PMAQI
5th Aug 2025211 PMAQI
5th Aug 2025222 PMAQI
5th Aug 2025243 PMAQI
5th Aug 2025234 PMAQI
5th Aug 2025255 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025247 PMAQI
5th Aug 2025258 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252410 PMAQI
5th Aug 20252511 PMAQI
6th Aug 20252612 AMAQI
6th Aug 2025261 AMAQI
6th Aug 2025262 AMAQI
6th Aug 2025233 AMAQI
18°C16/20°C
6th Aug 2025234 AMAQI
4 AM6th Aug 2025245 AMAQI
6th Aug 2025236 AMAQI
1 PM
10 PM
1 AM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 10 PM
36AQI
19 hours / Day
570 hours / Month
Avg. Lowest Time
4 AM - 10 PM
36AQI
19 hours / Day
570 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 10 PM (Avg. 36), while the lowest AQI was between 4 AM to 10 PM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 11 PM
35AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 11 PM
35AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 35), while the lowest AQI was between 12 AM to 11 PM (Avg. 35).
2025 Days Vs Air Quality
Lansisatama 4, Helsinki, Uusimaa, Finland
2025
95%
206
5%
10
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
206 DaysModerate
10 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 218 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
Lansisatama 4, 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
24AQI
24AQI
2nd January 2025
24AQI
24AQI
3rd January 2025
23AQI
23AQI
4th January 2025
24AQI
24AQI
5th January 2025
23AQI
23AQI
6th January 2025
24AQI
24AQI
7th January 2025
26AQI
26AQI
8th January 2025
32AQI
32AQI
9th January 2025
28AQI
28AQI
10th January 2025
27AQI
27AQI
11th January 2025
26AQI
26AQI
12th January 2025
24AQI
24AQI
13th January 2025
23AQI
23AQI
14th January 2025
24AQI
24AQI
15th January 2025
24AQI
24AQI
16th January 2025
24AQI
24AQI
17th January 2025
25AQI
25AQI
18th January 2025
27AQI
27AQI
19th January 2025
28AQI
28AQI
20th January 2025
27AQI
27AQI
21st January 2025
26AQI
26AQI
22nd January 2025
28AQI
28AQI
23rd January 2025
28AQI
28AQI
24th January 2025
28AQI
28AQI
25th January 2025
31AQI
31AQI
26th January 2025
32AQI
32AQI
27th January 2025
33AQI
33AQI
28th January 2025
36AQI
36AQI
29th January 2025
39AQI
39AQI
30th January 2025
33AQI
33AQI
31st January 2025
30AQI
30AQI
1st February 2025
27AQI
27AQI
2nd February 2025
25AQI
25AQI
3rd February 2025
27AQI
27AQI
4th February 2025
31AQI
31AQI
5th February 2025
33AQI
33AQI
6th February 2025
32AQI
32AQI
7th February 2025
34AQI
34AQI
8th February 2025
33AQI
33AQI
9th February 2025
38AQI
38AQI
10th February 2025
38AQI
38AQI
11th February 2025
34AQI
34AQI
12th February 2025
30AQI
30AQI
13th February 2025
28AQI
28AQI
14th February 2025
27AQI
27AQI
15th February 2025
23AQI
23AQI
16th February 2025
25AQI
25AQI
17th February 2025
30AQI
30AQI
18th February 2025
28AQI
28AQI
19th February 2025
29AQI
29AQI
20th February 2025
29AQI
29AQI
21st February 2025
29AQI
29AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
52AQI
52AQI
24th February 2025
60AQI
60AQI
25th February 2025
66AQI
66AQI
26th February 2025
69AQI
69AQI
27th February 2025
60AQI
60AQI
28th February 2025
56AQI
56AQI
1st March 2025
48AQI
48AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
32AQI
32AQI
4th March 2025
28AQI
28AQI
5th March 2025
25AQI
25AQI
6th March 2025
25AQI
25AQI
7th March 2025
28AQI
28AQI
8th March 2025
40AQI
40AQI
9th March 2025
38AQI
38AQI
10th March 2025
36AQI
36AQI
11th March 2025
32AQI
32AQI
12th March 2025
33AQI
33AQI
13th March 2025
30AQI
30AQI
14th March 2025
26AQI
26AQI
15th March 2025
23AQI
23AQI
16th March 2025
21AQI
21AQI
17th March 2025
21AQI
21AQI
18th March 2025
20AQI
20AQI
19th March 2025
21AQI
21AQI
20th March 2025
23AQI
23AQI
21st March 2025
27AQI
27AQI
22nd March 2025
29AQI
29AQI
23rd March 2025
30AQI
30AQI
24th March 2025
35AQI
35AQI
25th March 2025
47AQI
47AQI
26th March 2025
45AQI
45AQI
27th March 2025
41AQI
41AQI
28th March 2025
43AQI
43AQI
29th March 2025
49AQI
49AQI
30th March 2025
50AQI
50AQI
31st March 2025
50AQI
50AQI
1st April 2025
48AQI
48AQI
2nd April 2025
42AQI
42AQI
3rd April 2025
39AQI
39AQI
4th April 2025
33AQI
33AQI
5th April 2025
29AQI
29AQI
6th April 2025
24AQI
24AQI
7th April 2025
21AQI
21AQI
8th April 2025
18AQI
18AQI
9th April 2025
19AQI
19AQI
10th April 2025
18AQI
18AQI
11th April 2025
18AQI
18AQI
12th April 2025
20AQI
20AQI
13th April 2025
17AQI
17AQI
14th April 2025
25AQI
25AQI
15th April 2025
28AQI
28AQI
16th April 2025
28AQI
28AQI
17th April 2025
29AQI
29AQI
18th April 2025
31AQI
31AQI
19th April 2025
35AQI
35AQI
20th April 2025
27AQI
27AQI
21st April 2025
23AQI
23AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
22AQI
22AQI
24th April 2025
20AQI
20AQI
25th April 2025
20AQI
20AQI
26th April 2025
18AQI
18AQI
27th April 2025
18AQI
18AQI
28th April 2025
19AQI
19AQI
29th April 2025
18AQI
18AQI
30th April 2025
19AQI
19AQI
1st May 2025
19AQI
19AQI
2nd May 2025
18AQI
18AQI
3rd May 2025
18AQI
18AQI
4th May 2025
17AQI
17AQI
5th May 2025
17AQI
17AQI
6th May 2025
17AQI
17AQI
7th May 2025
16AQI
16AQI
8th May 2025
17AQI
17AQI
9th May 2025
18AQI
18AQI
10th May 2025
19AQI
19AQI
11th May 2025
19AQI
19AQI
12th May 2025
20AQI
20AQI
13th May 2025
24AQI
24AQI
14th May 2025
20AQI
20AQI
15th May 2025
19AQI
19AQI
16th May 2025
19AQI
19AQI
17th May 2025
18AQI
18AQI
18th May 2025
18AQI
18AQI
19th May 2025
19AQI
19AQI
20th May 2025
19AQI
19AQI
21st May 2025
17AQI
17AQI
22nd May 2025
21AQI
21AQI
23rd May 2025
21AQI
21AQI
24th May 2025
20AQI
20AQI
25th May 2025
19AQI
19AQI
26th May 2025
21AQI
21AQI
27th May 2025
22AQI
22AQI
28th May 2025
23AQI
23AQI
29th May 2025
26AQI
26AQI
30th May 2025
28AQI
28AQI
31st May 2025
26AQI
26AQI
1st June 2025
21AQI
21AQI
2nd June 2025
22AQI
22AQI
3rd June 2025
22AQI
22AQI
4th June 2025
23AQI
23AQI
5th June 2025
26AQI
26AQI
6th June 2025
25AQI
25AQI
7th June 2025
22AQI
22AQI
8th June 2025
21AQI
21AQI
9th June 2025
22AQI
22AQI
10th June 2025
22AQI
22AQI
11th June 2025
26AQI
26AQI
12th June 2025
29AQI
29AQI
13th June 2025
29AQI
29AQI
14th June 2025
26AQI
26AQI
15th June 2025
25AQI
25AQI
16th June 2025
26AQI
26AQI
17th June 2025
32AQI
32AQI
18th June 2025
31AQI
31AQI
19th June 2025
26AQI
26AQI
20th June 2025
22AQI
22AQI
21st June 2025
20AQI
20AQI
22nd June 2025
18AQI
18AQI
23rd June 2025
22AQI
22AQI
24th June 2025
23AQI
23AQI
25th June 2025
20AQI
20AQI
26th June 2025
18AQI
18AQI
27th June 2025
18AQI
18AQI
28th June 2025
20AQI
20AQI
29th June 2025
19AQI
19AQI
30th June 2025
18AQI
18AQI
1st July 2025
17AQI
17AQI
2nd July 2025
18AQI
18AQI
3rd July 2025
17AQI
17AQI
4th July 2025
16AQI
16AQI
5th July 2025
17AQI
17AQI
6th July 2025
17AQI
17AQI
7th July 2025
19AQI
19AQI
8th July 2025
21AQI
21AQI
9th July 2025
20AQI
20AQI
10th July 2025
21AQI
21AQI
11th July 2025
23AQI
23AQI
12th July 2025
25AQI
25AQI
13th July 2025
28AQI
28AQI
14th July 2025
31AQI
31AQI
15th July 2025
43AQI
43AQI
16th July 2025
46AQI
46AQI
17th July 2025
40AQI
40AQI
18th July 2025
32AQI
32AQI
19th July 2025
33AQI
33AQI
20th July 2025
33AQI
33AQI
21st July 2025
36AQI
36AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
43AQI
43AQI
24th July 2025
48AQI
48AQI
25th July 2025
52AQI
52AQI
26th July 2025
55AQI
55AQI
27th July 2025
53AQI
53AQI
28th July 2025
45AQI
45AQI
29th July 2025
44AQI
44AQI
30th July 2025
49AQI
49AQI
31st July 2025
52AQI
52AQI
1st August 2025
44AQI
44AQI
2nd August 2025
29AQI
29AQI
3rd August 2025
27AQI
27AQI
4th August 2025
31AQI
31AQI
27AQI
37AQI
33AQI
25AQI
20AQI
23AQI
33AQI
33AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
22
6
31
30
31
30
27
4
4
206
10
Highest AQI recorded in
February37AQI
Lowest AQI recorded in
May20AQI
202427AQI
16
1
1
1
6
6
29
1
31
31
23
6
31
30
31
230
14
Highest AQI recorded in
May43AQI
Lowest AQI recorded in
November20AQI
202324AQI
3
31
34
Highest AQI recorded in
December25AQI
Lowest AQI recorded in
November20AQI
202121AQI
1
1
Highest AQI recorded in
January21AQI
Lowest AQI recorded in
January21AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
28AQILeast Polluted Year Recorded
2021(Avg.)
21AQILansisatama 4's annual 2025 AQI (28) shows an average percentage change of 18.9% (worsened AQI) compared to previous years: 2021 (21), 2023 (24), 2024 (27).
