Alna Center, Oslo, Oslo, Norway 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
Alna Center, Oslo, Oslo, Norway
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Aug 2024
71AQILowest AQI recorded on
11th Aug 2024
4AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 24 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Alna Center, Oslo, Oslo, Norway
AQI
Day
Night
.
4 AM5th Aug 2025
10 PM
3 AM6th Aug 2025
Day time
Avg. Highest Time
5AM5th Aug
32AQI
Avg. Lowest Time
12PM5th Aug
15AQI
Night time
Avg. Highest Time
4AM5th Aug
25AQI
Avg. Lowest Time
3AM6th Aug
16AQI
In the last 24 hours,
Alna Center's AQI reached its highest point of 32 at 5 AM during the Day, while the lowest point, 15, was recorded at 12 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Alna Center, Oslo, Oslo, Norway
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 2025224 AMAQI
7th Jul 2025225 AMAQI
7th Jul 2025206 AMAQI
7th Jul 2025247 AMAQI
7th Jul 2025288 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252210 AMAQI
7th Jul 20251811 AMAQI
7th Jul 20251812 PMAQI
7th Jul 2025181 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025183 PMAQI
7th Jul 2025184 PMAQI
7th Jul 2025195 PMAQI
7th Jul 2025176 PMAQI
7th Jul 2025187 PMAQI
7th Jul 2025188 PMAQI
7th Jul 2025199 PMAQI
7th Jul 20252210 PMAQI
7th Jul 20252211 PMAQI
8th Jul 20252212 AMAQI
8th Jul 2025211 AMAQI
8th Jul 2025182 AMAQI
8th Jul 2025173 AMAQI
13°C10/14°C
8th Jul 2025164 AMAQI
8th Jul 2025175 AMAQI
8th Jul 2025226 AMAQI
8th Jul 2025207 AMAQI
8th Jul 2025248 AMAQI
8th Jul 2025259 AMAQI
8th Jul 20253410 AMAQI
8th Jul 20252211 AMAQI
8th Jul 20254012 PMAQI
8th Jul 2025271 PMAQI
8th Jul 2025232 PMAQI
8th Jul 2025223 PMAQI
8th Jul 2025224 PMAQI
8th Jul 2025225 PMAQI
8th Jul 2025266 PMAQI
8th Jul 2025247 PMAQI
8th Jul 2025228 PMAQI
8th Jul 2025219 PMAQI
8th Jul 20252210 PMAQI
8th Jul 20252311 PMAQI
9th Jul 20252312 AMAQI
9th Jul 2025231 AMAQI
9th Jul 2025222 AMAQI
9th Jul 2025243 AMAQI
17°C8/24°C
9th Jul 2025334 AMAQI
9th Jul 2025265 AMAQI
9th Jul 2025316 AMAQI
9th Jul 2025337 AMAQI
9th Jul 2025348 AMAQI
9th Jul 2025369 AMAQI
9th Jul 20253110 AMAQI
9th Jul 20252811 AMAQI
9th Jul 20252512 PMAQI
9th Jul 2025241 PMAQI
9th Jul 2025262 PMAQI
9th Jul 2025243 PMAQI
9th Jul 2025244 PMAQI
9th Jul 2025235 PMAQI
9th Jul 2025236 PMAQI
9th Jul 2025257 PMAQI
9th Jul 2025248 PMAQI
9th Jul 2025269 PMAQI
9th Jul 20252610 PMAQI
9th Jul 20252711 PMAQI
10th Jul 20252612 AMAQI
10th Jul 2025281 AMAQI
10th Jul 2025282 AMAQI
10th Jul 2025313 AMAQI
17°C9/24°C
10th Jul 2025364 AMAQI
10th Jul 2025425 AMAQI
10th Jul 2025396 AMAQI
10th Jul 2025407 AMAQI
10th Jul 2025418 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20254410 AMAQI
10th Jul 20253911 AMAQI
10th Jul 20254012 PMAQI
10th Jul 2025281 PMAQI
10th Jul 2025232 PMAQI
10th Jul 2025243 PMAQI
10th Jul 2025264 PMAQI
10th Jul 2025235 PMAQI
10th Jul 2025246 PMAQI
10th Jul 2025247 PMAQI
10th Jul 2025268 PMAQI
10th Jul 2025289 PMAQI
10th Jul 20253210 PMAQI
10th Jul 20253211 PMAQI
11th Jul 20253212 AMAQI
11th Jul 2025341 AMAQI
11th Jul 2025292 AMAQI
11th Jul 2025343 AMAQI
18°C10/25°C
11th Jul 2025304 AMAQI
11th Jul 2025255 AMAQI
11th Jul 2025286 AMAQI
11th Jul 2025267 AMAQI
11th Jul 2025408 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20253410 AMAQI
11th Jul 20253311 AMAQI
11th Jul 20253412 PMAQI
11th Jul 2025321 PMAQI
11th Jul 2025262 PMAQI
11th Jul 2025273 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025245 PMAQI
11th Jul 2025246 PMAQI
11th Jul 2025247 PMAQI
11th Jul 2025238 PMAQI
11th Jul 2025279 PMAQI
11th Jul 20252910 PMAQI
11th Jul 20253211 PMAQI
12th Jul 20253012 AMAQI
12th Jul 2025301 AMAQI
12th Jul 2025342 AMAQI
12th Jul 2025373 AMAQI
20°C11/28°C
12th Jul 2025394 AMAQI
12th Jul 2025345 AMAQI
12th Jul 2025376 AMAQI
12th Jul 2025397 AMAQI
12th Jul 2025328 AMAQI
12th Jul 2025359 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20253811 AMAQI
12th Jul 20252912 PMAQI
12th Jul 2025321 PMAQI
12th Jul 2025322 PMAQI
12th Jul 2025313 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025316 PMAQI
12th Jul 2025297 PMAQI
12th Jul 2025438 PMAQI
12th Jul 2025329 PMAQI
12th Jul 20253210 PMAQI
12th Jul 20253411 PMAQI
13th Jul 20254312 AMAQI
13th Jul 2025361 AMAQI
13th Jul 2025362 AMAQI
13th Jul 2025343 AMAQI
20°C12/26°C
13th Jul 2025324 AMAQI
13th Jul 2025275 AMAQI
13th Jul 2025256 AMAQI
13th Jul 2025367 AMAQI
13th Jul 2025318 AMAQI
13th Jul 2025319 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20252912 PMAQI
13th Jul 2025331 PMAQI
13th Jul 2025342 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025334 PMAQI
13th Jul 2025295 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025347 PMAQI
13th Jul 2025338 PMAQI
13th Jul 2025349 PMAQI
13th Jul 20253210 PMAQI
13th Jul 20253211 PMAQI
14th Jul 20253112 AMAQI
14th Jul 2025311 AMAQI
14th Jul 2025402 AMAQI
14th Jul 2025463 AMAQI
16°C12/23°C
14th Jul 2025444 AMAQI
14th Jul 2025425 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025517 AMAQI
14th Jul 2025518 AMAQI
14th Jul 2025479 AMAQI
14th Jul 20254810 AMAQI
14th Jul 20254911 AMAQI
14th Jul 20255212 PMAQI
14th Jul 2025531 PMAQI
14th Jul 2025482 PMAQI
14th Jul 2025503 PMAQI
14th Jul 2025504 PMAQI
14th Jul 2025515 PMAQI
14th Jul 2025506 PMAQI
14th Jul 2025507 PMAQI
14th Jul 2025488 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254712 AMAQI
15th Jul 2025441 AMAQI
15th Jul 2025492 AMAQI
15th Jul 2025503 AMAQI
17°C14/22°C
15th Jul 2025504 AMAQI
15th Jul 2025475 AMAQI
15th Jul 2025476 AMAQI
15th Jul 2025467 AMAQI
15th Jul 2025428 AMAQI
15th Jul 2025419 AMAQI
15th Jul 20253710 AMAQI
15th Jul 20253611 AMAQI
15th Jul 20255012 PMAQI
15th Jul 2025361 PMAQI
15th Jul 2025432 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025397 PMAQI
15th Jul 2025378 PMAQI
15th Jul 2025419 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254611 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025451 AMAQI
16th Jul 2025452 AMAQI
16th Jul 2025443 AMAQI
19°C13/25°C
16th Jul 2025484 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025487 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20255011 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025501 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025493 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025465 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025417 PMAQI
16th Jul 2025448 PMAQI
16th Jul 2025449 PMAQI
16th Jul 20254410 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254312 AMAQI
17th Jul 2025421 AMAQI
17th Jul 2025452 AMAQI
17th Jul 2025443 AMAQI
20°C12/28°C
17th Jul 2025224 AMAQI
17th Jul 2025275 AMAQI
17th Jul 2025276 AMAQI
17th Jul 2025307 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025279 AMAQI
17th Jul 20253210 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025321 PMAQI
17th Jul 2025442 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025318 PMAQI
17th Jul 2025329 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253512 AMAQI
18th Jul 2025341 AMAQI
18th Jul 2025412 AMAQI
18th Jul 2025503 AMAQI
22°C13/29°C
18th Jul 2025384 AMAQI
18th Jul 2025365 AMAQI
18th Jul 2025346 AMAQI
18th Jul 2025387 AMAQI
18th Jul 2025418 AMAQI
18th Jul 2025349 AMAQI
18th Jul 20253210 AMAQI
18th Jul 20253411 AMAQI
18th Jul 20253412 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025362 PMAQI
18th Jul 2025393 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025416 PMAQI
18th Jul 2025387 PMAQI
18th Jul 2025448 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20254111 PMAQI
19th Jul 20254012 AMAQI
19th Jul 2025381 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025543 AMAQI
22°C13/30°C
19th Jul 2025534 AMAQI
19th Jul 2025475 AMAQI
19th Jul 2025506 AMAQI
19th Jul 2025577 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025489 AMAQI
19th Jul 20255710 AMAQI
19th Jul 20255311 AMAQI
19th Jul 20254512 PMAQI
19th Jul 2025461 PMAQI
19th Jul 2025462 PMAQI
19th Jul 2025443 PMAQI
19th Jul 2025424 PMAQI
19th Jul 2025405 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025458 PMAQI
19th Jul 2025469 PMAQI
19th Jul 20255010 PMAQI
19th Jul 20255011 PMAQI
20th Jul 20255012 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025493 AMAQI
22°C14/30°C
20th Jul 2025424 AMAQI
20th Jul 2025515 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025508 AMAQI
20th Jul 2025449 AMAQI
20th Jul 20254010 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20253812 PMAQI
20th Jul 2025391 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025403 PMAQI
20th Jul 2025384 PMAQI
20th Jul 2025415 PMAQI
20th Jul 2025406 PMAQI
20th Jul 2025437 PMAQI
20th Jul 2025428 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254810 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025461 AMAQI
21st Jul 2025372 AMAQI
21st Jul 2025323 AMAQI
22°C14/29°C
21st Jul 2025304 AMAQI
21st Jul 2025275 AMAQI
21st Jul 2025306 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025438 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20255111 AMAQI
21st Jul 20254512 PMAQI
21st Jul 2025411 PMAQI
21st Jul 2025432 PMAQI
21st Jul 2025393 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025377 PMAQI
21st Jul 2025428 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254510 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025503 AMAQI
20°C13/25°C
22nd Jul 2025444 AMAQI
22nd Jul 2025415 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025508 AMAQI
22nd Jul 2025469 AMAQI
22nd Jul 20254910 AMAQI
22nd Jul 20255011 AMAQI
22nd Jul 20255012 PMAQI
22nd Jul 2025481 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025424 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025431 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025333 AMAQI
21°C16/25°C
23rd Jul 2025374 AMAQI
23rd Jul 2025415 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20254110 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20253712 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025376 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254010 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20254012 AMAQI
24th Jul 2025401 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025303 AMAQI
20°C13/26°C
24th Jul 2025274 AMAQI
24th Jul 2025355 AMAQI
24th Jul 2025376 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025368 AMAQI
24th Jul 2025389 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025412 PMAQI
24th Jul 2025443 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025445 PMAQI
24th Jul 2025436 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025458 PMAQI
24th Jul 2025449 PMAQI
24th Jul 20254010 PMAQI
24th Jul 20254311 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025421 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025523 AMAQI
23°C14/30°C
25th Jul 2025484 AMAQI
25th Jul 2025465 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025538 AMAQI
25th Jul 2025559 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255011 AMAQI
25th Jul 20254212 PMAQI
25th Jul 2025511 PMAQI
25th Jul 2025492 PMAQI
25th Jul 2025423 PMAQI
25th Jul 2025394 PMAQI
25th Jul 2025365 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025428 PMAQI
25th Jul 2025429 PMAQI
25th Jul 20254910 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025373 AMAQI
22°C15/29°C
26th Jul 2025334 AMAQI
26th Jul 2025285 AMAQI
26th Jul 2025366 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025398 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252812 PMAQI
26th Jul 2025301 PMAQI
26th Jul 2025362 PMAQI
26th Jul 2025413 PMAQI
26th Jul 2025404 PMAQI
26th Jul 2025385 PMAQI
26th Jul 2025376 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025338 PMAQI
26th Jul 2025379 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254011 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025372 AMAQI
27th Jul 2025343 AMAQI
21°C14/27°C
27th Jul 2025324 AMAQI
27th Jul 2025315 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025259 AMAQI
27th Jul 20253110 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20253612 PMAQI
27th Jul 2025391 PMAQI
27th Jul 2025402 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025374 PMAQI
27th Jul 2025355 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025347 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025349 PMAQI
27th Jul 20253710 PMAQI
27th Jul 20253811 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025292 AMAQI
28th Jul 2025243 AMAQI
18°C14/25°C
28th Jul 2025224 AMAQI
28th Jul 2025205 AMAQI
28th Jul 2025206 AMAQI
28th Jul 2025237 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025389 AMAQI
28th Jul 20253510 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20253112 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025263 PMAQI
28th Jul 2025294 PMAQI
28th Jul 2025335 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025299 PMAQI
28th Jul 20253210 PMAQI
28th Jul 20253211 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025262 AMAQI
29th Jul 2025383 AMAQI
19°C12/25°C
29th Jul 2025224 AMAQI
29th Jul 2025205 AMAQI
29th Jul 2025166 AMAQI
29th Jul 2025167 AMAQI
29th Jul 2025158 AMAQI
29th Jul 2025169 AMAQI
29th Jul 20251710 AMAQI
29th Jul 20251611 AMAQI
29th Jul 20252212 PMAQI
29th Jul 2025191 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025204 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025199 PMAQI
29th Jul 20252310 PMAQI
29th Jul 20252311 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025162 AMAQI
30th Jul 2025133 AMAQI
15°C13/19°C
30th Jul 2025134 AMAQI
30th Jul 2025125 AMAQI
30th Jul 2025146 AMAQI
30th Jul 2025157 AMAQI
30th Jul 2025188 AMAQI
30th Jul 2025169 AMAQI
30th Jul 20251410 AMAQI
30th Jul 20251311 AMAQI
30th Jul 20251412 PMAQI
30th Jul 2025161 PMAQI
30th Jul 2025162 PMAQI
30th Jul 2025153 PMAQI
30th Jul 2025164 PMAQI
30th Jul 2025195 PMAQI
30th Jul 2025166 PMAQI
30th Jul 2025187 PMAQI
30th Jul 2025198 PMAQI
30th Jul 2025289 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253111 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025311 AMAQI
31st Jul 2025312 AMAQI
31st Jul 2025313 AMAQI
16°C13/19°C
31st Jul 2025264 AMAQI
31st Jul 2025225 AMAQI
31st Jul 2025216 AMAQI
31st Jul 2025237 AMAQI
31st Jul 2025238 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025351 PMAQI
31st Jul 2025352 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025259 PMAQI
31st Jul 20252910 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025373 AMAQI
17°C13/23°C
1st Aug 2025364 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025346 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025388 AMAQI
1st Aug 2025349 AMAQI
1st Aug 20252610 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252412 PMAQI
1st Aug 2025221 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025223 PMAQI
1st Aug 2025264 PMAQI
1st Aug 2025335 PMAQI
1st Aug 2025436 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025289 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025432 AMAQI
2nd Aug 2025353 AMAQI
17°C14/22°C
2nd Aug 2025384 AMAQI
2nd Aug 2025445 AMAQI
2nd Aug 2025416 AMAQI
2nd Aug 2025437 AMAQI
2nd Aug 2025548 AMAQI
2nd Aug 2025439 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025581 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025346 PMAQI
2nd Aug 2025347 PMAQI
2nd Aug 2025308 PMAQI
2nd Aug 2025339 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20253611 PMAQI
3rd Aug 20253712 AMAQI
3rd Aug 2025411 AMAQI
3rd Aug 2025332 AMAQI
3rd Aug 2025253 AMAQI
17°C15/18°C
3rd Aug 2025314 AMAQI
3rd Aug 2025305 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025437 AMAQI
3rd Aug 2025318 AMAQI
3rd Aug 2025329 AMAQI
3rd Aug 20252610 AMAQI
3rd Aug 20252811 AMAQI
3rd Aug 20252612 PMAQI
3rd Aug 2025301 PMAQI
3rd Aug 2025302 PMAQI
3rd Aug 2025233 PMAQI
3rd Aug 2025254 PMAQI
3rd Aug 2025255 PMAQI
3rd Aug 2025336 PMAQI
3rd Aug 2025407 PMAQI
3rd Aug 2025288 PMAQI
3rd Aug 2025339 PMAQI
3rd Aug 20253010 PMAQI
3rd Aug 20253011 PMAQI
4th Aug 20253212 AMAQI
4th Aug 2025291 AMAQI
4th Aug 2025392 AMAQI
4th Aug 2025233 AMAQI
17°C13/21°C
4th Aug 2025224 AMAQI
4th Aug 2025195 AMAQI
4th Aug 2025216 AMAQI
4th Aug 2025267 AMAQI
4th Aug 2025228 AMAQI
4th Aug 2025229 AMAQI
4th Aug 20252610 AMAQI
4th Aug 20251911 AMAQI
4th Aug 20252012 PMAQI
4th Aug 2025221 PMAQI
4th Aug 2025262 PMAQI
4th Aug 2025203 PMAQI
4th Aug 2025224 PMAQI
4th Aug 2025225 PMAQI
4th Aug 2025236 PMAQI
4th Aug 2025227 PMAQI
4th Aug 2025228 PMAQI
4th Aug 2025269 PMAQI
4th Aug 20252610 PMAQI
4th Aug 20252611 PMAQI
5th Aug 20252612 AMAQI
5th Aug 2025261 AMAQI
5th Aug 2025182 AMAQI
5th Aug 2025183 AMAQI
15°C12/19°C
5th Aug 2025254 AMAQI
5th Aug 2025325 AMAQI
5th Aug 2025326 AMAQI
5th Aug 2025317 AMAQI
5th Aug 2025318 AMAQI
5th Aug 2025239 AMAQI
5th Aug 20252210 AMAQI
5th Aug 20251611 AMAQI
5th Aug 20251512 PMAQI
5th Aug 2025231 PMAQI
5th Aug 2025232 PMAQI
5th Aug 2025243 PMAQI
5th Aug 2025234 PMAQI
5th Aug 2025235 PMAQI
5th Aug 2025226 PMAQI
5th Aug 2025237 PMAQI
5th Aug 2025208 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252410 PMAQI
5th Aug 20252411 PMAQI
6th Aug 20252412 AMAQI
6th Aug 2025251 AMAQI
6th Aug 2025192 AMAQI
6th Aug 2025163 AMAQI
15°C12/18°C
6th Aug 2025184 AMAQI
4 AM6th Aug 2025195 AMAQI
6th Aug 2025136 AMAQI
6th Aug 2025127 AMAQI
6th Aug 2025138 AMAQI
6th Aug 2025179 AMAQI
6th Aug 2025710 AMAQI
6th Aug 20251811 AMAQI
6th Aug 20251912 PMAQI
6th Aug 2025211 PMAQI
1 PM6th Aug 2025202 PMAQI
6th Aug 2025213 PMAQI
6th Aug 2025224 PMAQI
6th Aug 2025215 PMAQI
6th Aug 2025216 PMAQI
6th Aug 2025197 PMAQI
6th Aug 2025218 PMAQI
10 PM
1 AM
3 AM
--°C/°C
Day time
Avg. Highest Time
10 PM
36AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM - 6 AM
33AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 36), while the lowest AQI was between 4 AM to 6 AM (Avg. 33).
Night time
Avg. Highest Time
11 PM
36AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 3 AM
35AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 36), while the lowest AQI was between 12 AM to 3 AM (Avg. 35).
2025 Days Vs Air Quality
Alna Center, Oslo, Oslo, Norway
2025
82%
179
17%
37
0.4%
1
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
179 DaysModerate
37 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 218 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
Alna Center, Oslo, Oslo, Norway
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
23AQI
23AQI
2nd January 2025
51AQI
51AQI
3rd January 2025
45AQI
45AQI
4th January 2025
83AQI
83AQI
5th January 2025
70AQI
70AQI
6th January 2025
26AQI
26AQI
7th January 2025
20AQI
20AQI
8th January 2025
31AQI
31AQI
9th January 2025
28AQI
28AQI
10th January 2025
23AQI
23AQI
11th January 2025
31AQI
31AQI
12th January 2025
67AQI
67AQI
13th January 2025
62AQI
62AQI
14th January 2025
46AQI
46AQI
15th January 2025
58AQI
58AQI
16th January 2025
61AQI
61AQI
17th January 2025
55AQI
55AQI
18th January 2025
49AQI
49AQI
19th January 2025
36AQI
36AQI
20th January 2025
24AQI
24AQI
21st January 2025
31AQI
31AQI
22nd January 2025
40AQI
40AQI
23rd January 2025
25AQI
25AQI
24th January 2025
29AQI
29AQI
25th January 2025
34AQI
34AQI
26th January 2025
34AQI
34AQI
27th January 2025
22AQI
22AQI
28th January 2025
33AQI
33AQI
29th January 2025
23AQI
23AQI
30th January 2025
31AQI
31AQI
31st January 2025
46AQI
46AQI
1st February 2025
49AQI
49AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
45AQI
45AQI
4th February 2025
40AQI
40AQI
5th February 2025
29AQI
29AQI
6th February 2025
50AQI
50AQI
7th February 2025
46AQI
46AQI
8th February 2025
34AQI
34AQI
9th February 2025
41AQI
41AQI
10th February 2025
37AQI
37AQI
11th February 2025
40AQI
40AQI
12th February 2025
51AQI
51AQI
13th February 2025
39AQI
39AQI
14th February 2025
62AQI
62AQI
15th February 2025
76AQI
76AQI
16th February 2025
90AQI
90AQI
17th February 2025
106AQI
106AQI
18th February 2025
95AQI
95AQI
19th February 2025
71AQI
71AQI
20th February 2025
60AQI
60AQI
21st February 2025
60AQI
60AQI
22nd February 2025
72AQI
72AQI
23rd February 2025
44AQI
44AQI
24th February 2025
30AQI
30AQI
25th February 2025
27AQI
27AQI
26th February 2025
31AQI
31AQI
27th February 2025
33AQI
33AQI
28th February 2025
44AQI
44AQI
1st March 2025
41AQI
41AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
50AQI
50AQI
4th March 2025
52AQI
52AQI
5th March 2025
41AQI
41AQI
6th March 2025
46AQI
46AQI
7th March 2025
79AQI
79AQI
8th March 2025
67AQI
67AQI
9th March 2025
40AQI
40AQI
10th March 2025
26AQI
26AQI
11th March 2025
21AQI
21AQI
12th March 2025
22AQI
22AQI
13th March 2025
45AQI
45AQI
14th March 2025
67AQI
67AQI
15th March 2025
55AQI
55AQI
16th March 2025
47AQI
47AQI
17th March 2025
76AQI
76AQI
18th March 2025
68AQI
68AQI
19th March 2025
77AQI
77AQI
20th March 2025
64AQI
64AQI
21st March 2025
57AQI
57AQI
22nd March 2025
41AQI
41AQI
23rd March 2025
41AQI
41AQI
24th March 2025
61AQI
61AQI
25th March 2025
64AQI
64AQI
26th March 2025
52AQI
52AQI
27th March 2025
45AQI
45AQI
28th March 2025
46AQI
46AQI
29th March 2025
36AQI
36AQI
30th March 2025
20AQI
20AQI
31st March 2025
49AQI
49AQI
1st April 2025
59AQI
59AQI
2nd April 2025
65AQI
65AQI
3rd April 2025
62AQI
62AQI
4th April 2025
44AQI
44AQI
5th April 2025
34AQI
34AQI
6th April 2025
33AQI
33AQI
7th April 2025
46AQI
46AQI
8th April 2025
51AQI
51AQI
9th April 2025
69AQI
69AQI
10th April 2025
49AQI
49AQI
11th April 2025
58AQI
58AQI
12th April 2025
28AQI
28AQI
13th April 2025
41AQI
41AQI
14th April 2025
35AQI
35AQI
15th April 2025
41AQI
41AQI
16th April 2025
39AQI
39AQI
17th April 2025
55AQI
55AQI
18th April 2025
20AQI
20AQI
19th April 2025
19AQI
19AQI
20th April 2025
13AQI
13AQI
21st April 2025
15AQI
15AQI
22nd April 2025
14AQI
14AQI
23rd April 2025
25AQI
25AQI
24th April 2025
22AQI
22AQI
25th April 2025
22AQI
22AQI
26th April 2025
23AQI
23AQI
27th April 2025
25AQI
25AQI
28th April 2025
28AQI
28AQI
29th April 2025
22AQI
22AQI
30th April 2025
22AQI
22AQI
1st May 2025
28AQI
28AQI
2nd May 2025
24AQI
24AQI
3rd May 2025
19AQI
19AQI
4th May 2025
19AQI
19AQI
5th May 2025
21AQI
21AQI
6th May 2025
20AQI
20AQI
7th May 2025
22AQI
22AQI
8th May 2025
25AQI
25AQI
9th May 2025
26AQI
26AQI
10th May 2025
26AQI
26AQI
11th May 2025
27AQI
27AQI
12th May 2025
32AQI
32AQI
13th May 2025
25AQI
25AQI
14th May 2025
24AQI
24AQI
15th May 2025
20AQI
20AQI
16th May 2025
20AQI
20AQI
17th May 2025
22AQI
22AQI
18th May 2025
20AQI
20AQI
19th May 2025
22AQI
22AQI
20th May 2025
23AQI
23AQI
21st May 2025
19AQI
19AQI
22nd May 2025
19AQI
19AQI
23rd May 2025
18AQI
18AQI
24th May 2025
22AQI
22AQI
25th May 2025
24AQI
24AQI
26th May 2025
20AQI
20AQI
27th May 2025
21AQI
21AQI
28th May 2025
20AQI
20AQI
29th May 2025
19AQI
19AQI
30th May 2025
16AQI
16AQI
31st May 2025
13AQI
13AQI
1st June 2025
18AQI
18AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
20AQI
20AQI
4th June 2025
28AQI
28AQI
5th June 2025
25AQI
25AQI
6th June 2025
21AQI
21AQI
7th June 2025
17AQI
17AQI
8th June 2025
19AQI
19AQI
9th June 2025
17AQI
17AQI
10th June 2025
32AQI
32AQI
11th June 2025
31AQI
31AQI
12th June 2025
25AQI
25AQI
13th June 2025
26AQI
26AQI
14th June 2025
23AQI
23AQI
15th June 2025
34AQI
34AQI
16th June 2025
35AQI
35AQI
17th June 2025
34AQI
34AQI
18th June 2025
21AQI
21AQI
19th June 2025
17AQI
17AQI
20th June 2025
18AQI
18AQI
21st June 2025
20AQI
20AQI
22nd June 2025
17AQI
17AQI
23rd June 2025
35AQI
35AQI
24th June 2025
19AQI
19AQI
25th June 2025
19AQI
19AQI
26th June 2025
27AQI
27AQI
27th June 2025
19AQI
19AQI
28th June 2025
21AQI
21AQI
29th June 2025
19AQI
19AQI
30th June 2025
17AQI
17AQI
1st July 2025
40AQI
40AQI
2nd July 2025
41AQI
41AQI
3rd July 2025
22AQI
22AQI
4th July 2025
20AQI
20AQI
5th July 2025
19AQI
19AQI
6th July 2025
21AQI
21AQI
7th July 2025
20AQI
20AQI
8th July 2025
23AQI
23AQI
9th July 2025
26AQI
26AQI
10th July 2025
32AQI
32AQI
11th July 2025
29AQI
29AQI
12th July 2025
35AQI
35AQI
13th July 2025
32AQI
32AQI
14th July 2025
47AQI
47AQI
15th July 2025
43AQI
43AQI
16th July 2025
47AQI
47AQI
17th July 2025
33AQI
33AQI
18th July 2025
39AQI
39AQI
19th July 2025
47AQI
47AQI
20th July 2025
44AQI
44AQI
21st July 2025
39AQI
39AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
38AQI
38AQI
24th July 2025
40AQI
40AQI
25th July 2025
46AQI
46AQI
26th July 2025
36AQI
36AQI
27th July 2025
34AQI
34AQI
28th July 2025
29AQI
29AQI
29th July 2025
22AQI
22AQI
30th July 2025
18AQI
18AQI
31st July 2025
29AQI
29AQI
1st August 2025
31AQI
31AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
32AQI
32AQI
4th August 2025
24AQI
24AQI
5th August 2025
24AQI
24AQI
40AQI
51AQI
50AQI
36AQI
22AQI
23AQI
33AQI
30AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
23
8
18
9
1
18
13
23
7
31
30
31
5
179
37
1
Highest AQI recorded in
February51AQI
Lowest AQI recorded in
May22AQI
202436AQI
13
14
4
26
3
22
9
26
4
25
6
29
1
31
28
3
15
5
31
23
6
1
25
6
294
57
5
Highest AQI recorded in
January60AQI
Lowest AQI recorded in
July20AQI
202332AQI
21
10
14
14
20
11
24
6
27
4
28
2
31
31
28
2
31
28
1
17
13
1
300
63
1
Highest AQI recorded in
February49AQI
Lowest AQI recorded in
October16AQI
202230AQI
18
12
1
20
2
15
16
30
30
30
23
1
1
28
31
30
17
13
1
273
44
2
Highest AQI recorded in
December51AQI
Lowest AQI recorded in
July15AQI
202135AQI
16
6
12
1
21
10
24
6
29
2
25
5
29
2
31
28
2
28
3
22
8
14
16
1
279
61
1
Highest AQI recorded in
December56AQI
Lowest AQI recorded in
February16AQI
202030AQI
6
6
1
18
3
17
1
28
2
31
29
2
28
2
29
1
1
24
6
30
1
240
24
2
Highest AQI recorded in
March56AQI
Lowest AQI recorded in
July15AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2020(Avg.)
30AQIAlna Center's annual 2025 AQI (36) shows an average percentage change of 11.5% (worsened AQI) compared to previous years: 2020 (30), 2021 (35), 2022 (30), 2023 (32), 2024 (36).
