Stener Heyerdahl, Kristiansand, Vest Agder, 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
Stener Heyerdahl, Kristiansand, Vest Agder, Norway
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Aug 2024
54AQILowest AQI recorded on
9th Aug 2023
4AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 26 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Stener Heyerdahl, Kristiansand, Vest Agder, Norway
AQI
Day
Night
.
4 AM2nd Aug 2025
10 PM
3 AM3rd Aug 2025
Day time
Avg. Highest Time
6AM2nd Aug
28AQI
Avg. Lowest Time
10AM2nd Aug
19AQI
Night time
Avg. Highest Time
3AM3rd Aug
29AQI
Avg. Lowest Time
2AM3rd Aug
20AQI
In the last 24 hours,
Stener Heyerdahl's AQI reached its highest point of 29 at 3 AM during the Night, while the lowest point, 19, was recorded at 10 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Stener Heyerdahl, Kristiansand, Vest Agder, Norway
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025144 AMAQI
4th Jul 2025175 AMAQI
4th Jul 2025186 AMAQI
4th Jul 2025187 AMAQI
4th Jul 2025198 AMAQI
4th Jul 2025229 AMAQI
4th Jul 20252110 AMAQI
4th Jul 20252111 AMAQI
4th Jul 20252112 PMAQI
4th Jul 2025201 PMAQI
4th Jul 2025202 PMAQI
4th Jul 2025203 PMAQI
4th Jul 2025204 PMAQI
4th Jul 2025205 PMAQI
4th Jul 2025206 PMAQI
4th Jul 2025177 PMAQI
4th Jul 2025188 PMAQI
4th Jul 2025189 PMAQI
4th Jul 20251910 PMAQI
4th Jul 20251911 PMAQI
5th Jul 20252012 AMAQI
5th Jul 2025191 AMAQI
5th Jul 2025222 AMAQI
5th Jul 2025223 AMAQI
13°C9/17°C
5th Jul 2025174 AMAQI
5th Jul 2025165 AMAQI
5th Jul 2025176 AMAQI
5th Jul 2025187 AMAQI
5th Jul 2025168 AMAQI
5th Jul 2025149 AMAQI
5th Jul 20251410 AMAQI
5th Jul 20251411 AMAQI
5th Jul 20251412 PMAQI
5th Jul 2025181 PMAQI
5th Jul 2025182 PMAQI
5th Jul 2025183 PMAQI
5th Jul 2025184 PMAQI
5th Jul 2025185 PMAQI
5th Jul 2025196 PMAQI
5th Jul 2025207 PMAQI
5th Jul 2025218 PMAQI
5th Jul 2025209 PMAQI
5th Jul 20251810 PMAQI
5th Jul 20251911 PMAQI
6th Jul 20251912 AMAQI
6th Jul 2025201 AMAQI
6th Jul 2025182 AMAQI
6th Jul 2025163 AMAQI
14°C12/17°C
6th Jul 2025164 AMAQI
6th Jul 2025175 AMAQI
6th Jul 2025186 AMAQI
6th Jul 2025187 AMAQI
6th Jul 2025228 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252610 AMAQI
6th Jul 20252711 AMAQI
6th Jul 20252312 PMAQI
6th Jul 2025191 PMAQI
6th Jul 2025162 PMAQI
6th Jul 2025183 PMAQI
6th Jul 2025204 PMAQI
6th Jul 2025165 PMAQI
6th Jul 2025166 PMAQI
6th Jul 2025167 PMAQI
6th Jul 2025178 PMAQI
6th Jul 2025179 PMAQI
6th Jul 20251810 PMAQI
6th Jul 20251811 PMAQI
7th Jul 20251812 AMAQI
7th Jul 2025191 AMAQI
7th Jul 2025172 AMAQI
7th Jul 2025163 AMAQI
15°C11/18°C
7th Jul 2025174 AMAQI
7th Jul 2025165 AMAQI
7th Jul 2025256 AMAQI
7th Jul 2025187 AMAQI
7th Jul 2025188 AMAQI
7th Jul 2025199 AMAQI
7th Jul 20252210 AMAQI
7th Jul 20252711 AMAQI
7th Jul 20252412 PMAQI
7th Jul 2025221 PMAQI
7th Jul 2025182 PMAQI
7th Jul 2025183 PMAQI
7th Jul 2025184 PMAQI
7th Jul 2025185 PMAQI
7th Jul 2025176 PMAQI
7th Jul 2025177 PMAQI
7th Jul 2025178 PMAQI
7th Jul 2025179 PMAQI
7th Jul 20251810 PMAQI
7th Jul 20251911 PMAQI
8th Jul 20251912 AMAQI
8th Jul 2025191 AMAQI
8th Jul 2025172 AMAQI
8th Jul 2025163 AMAQI
15°C10/17°C
8th Jul 2025164 AMAQI
8th Jul 2025155 AMAQI
8th Jul 2025186 AMAQI
8th Jul 2025227 AMAQI
8th Jul 2025208 AMAQI
8th Jul 2025189 AMAQI
8th Jul 20251810 AMAQI
8th Jul 20251711 AMAQI
8th Jul 20251812 PMAQI
8th Jul 2025171 PMAQI
8th Jul 2025182 PMAQI
8th Jul 2025183 PMAQI
8th Jul 2025184 PMAQI
8th Jul 2025185 PMAQI
8th Jul 2025186 PMAQI
8th Jul 2025187 PMAQI
8th Jul 2025188 PMAQI
8th Jul 2025189 PMAQI
8th Jul 20251810 PMAQI
8th Jul 20251811 PMAQI
9th Jul 20251812 AMAQI
9th Jul 2025181 AMAQI
9th Jul 2025192 AMAQI
9th Jul 2025203 AMAQI
16°C12/19°C
9th Jul 2025194 AMAQI
9th Jul 2025195 AMAQI
9th Jul 2025196 AMAQI
9th Jul 2025207 AMAQI
9th Jul 2025208 AMAQI
9th Jul 2025199 AMAQI
9th Jul 20251810 AMAQI
9th Jul 20252011 AMAQI
9th Jul 20252312 PMAQI
9th Jul 2025231 PMAQI
9th Jul 2025202 PMAQI
9th Jul 2025223 PMAQI
9th Jul 2025264 PMAQI
9th Jul 2025265 PMAQI
9th Jul 2025206 PMAQI
9th Jul 2025177 PMAQI
9th Jul 2025188 PMAQI
9th Jul 2025189 PMAQI
9th Jul 20252010 PMAQI
9th Jul 20252011 PMAQI
10th Jul 20252012 AMAQI
10th Jul 2025201 AMAQI
10th Jul 2025222 AMAQI
10th Jul 2025223 AMAQI
17°C12/22°C
10th Jul 2025224 AMAQI
10th Jul 2025205 AMAQI
10th Jul 2025226 AMAQI
10th Jul 2025217 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025239 AMAQI
10th Jul 20253010 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20253212 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025292 PMAQI
10th Jul 2025283 PMAQI
10th Jul 2025284 PMAQI
10th Jul 2025285 PMAQI
10th Jul 2025286 PMAQI
10th Jul 2025257 PMAQI
10th Jul 2025258 PMAQI
10th Jul 2025239 PMAQI
10th Jul 20252410 PMAQI
10th Jul 20252411 PMAQI
11th Jul 20252412 AMAQI
11th Jul 2025231 AMAQI
11th Jul 2025272 AMAQI
11th Jul 2025283 AMAQI
17°C12/21°C
11th Jul 2025284 AMAQI
11th Jul 2025265 AMAQI
11th Jul 2025256 AMAQI
11th Jul 2025267 AMAQI
11th Jul 2025288 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20252410 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252512 PMAQI
11th Jul 2025261 PMAQI
11th Jul 2025272 PMAQI
11th Jul 2025243 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025265 PMAQI
11th Jul 2025236 PMAQI
11th Jul 2025227 PMAQI
11th Jul 2025228 PMAQI
11th Jul 2025229 PMAQI
11th Jul 20252510 PMAQI
11th Jul 20252511 PMAQI
12th Jul 20252612 AMAQI
12th Jul 2025261 AMAQI
12th Jul 2025282 AMAQI
12th Jul 2025293 AMAQI
19°C14/22°C
12th Jul 2025304 AMAQI
12th Jul 2025305 AMAQI
12th Jul 2025286 AMAQI
12th Jul 2025287 AMAQI
12th Jul 2025278 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252512 PMAQI
12th Jul 2025221 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025253 PMAQI
12th Jul 2025274 PMAQI
12th Jul 2025265 PMAQI
12th Jul 2025266 PMAQI
12th Jul 2025257 PMAQI
12th Jul 2025278 PMAQI
12th Jul 2025289 PMAQI
12th Jul 20252710 PMAQI
12th Jul 20252811 PMAQI
13th Jul 20252812 AMAQI
13th Jul 2025271 AMAQI
13th Jul 2025332 AMAQI
13th Jul 2025443 AMAQI
21°C16/24°C
13th Jul 2025424 AMAQI
13th Jul 2025455 AMAQI
13th Jul 2025466 AMAQI
13th Jul 2025417 AMAQI
13th Jul 2025418 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20253911 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025361 PMAQI
13th Jul 2025362 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025314 PMAQI
13th Jul 2025285 PMAQI
13th Jul 2025276 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025278 PMAQI
13th Jul 2025289 PMAQI
13th Jul 20253510 PMAQI
13th Jul 20253411 PMAQI
14th Jul 20253612 AMAQI
14th Jul 2025341 AMAQI
14th Jul 2025292 AMAQI
14th Jul 2025303 AMAQI
18°C16/21°C
14th Jul 2025314 AMAQI
14th Jul 2025325 AMAQI
14th Jul 2025336 AMAQI
14th Jul 2025367 AMAQI
14th Jul 2025358 AMAQI
14th Jul 2025369 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20253411 AMAQI
14th Jul 20253212 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025292 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025304 PMAQI
14th Jul 2025305 PMAQI
14th Jul 2025296 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025309 PMAQI
14th Jul 20253210 PMAQI
14th Jul 20253111 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025321 AMAQI
15th Jul 2025412 AMAQI
15th Jul 2025443 AMAQI
19°C15/22°C
15th Jul 2025434 AMAQI
15th Jul 2025465 AMAQI
15th Jul 2025466 AMAQI
15th Jul 2025427 AMAQI
15th Jul 2025408 AMAQI
15th Jul 2025409 AMAQI
15th Jul 20254310 AMAQI
15th Jul 20254211 AMAQI
15th Jul 20255112 PMAQI
15th Jul 2025471 PMAQI
15th Jul 2025462 PMAQI
15th Jul 2025413 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025436 PMAQI
15th Jul 2025477 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20253910 PMAQI
15th Jul 20253911 PMAQI
16th Jul 20254212 AMAQI
16th Jul 2025411 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025603 AMAQI
17°C14/20°C
16th Jul 2025604 AMAQI
16th Jul 2025585 AMAQI
16th Jul 2025576 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20254511 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025431 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025473 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025425 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025407 PMAQI
16th Jul 2025438 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20255010 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025422 AMAQI
17th Jul 2025423 AMAQI
17°C14/22°C
17th Jul 2025424 AMAQI
17th Jul 2025425 AMAQI
17th Jul 2025446 AMAQI
17th Jul 2025427 AMAQI
17th Jul 2025448 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20253510 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20252912 PMAQI
17th Jul 2025321 PMAQI
17th Jul 2025392 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025328 PMAQI
17th Jul 2025329 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253812 AMAQI
18th Jul 2025401 AMAQI
18th Jul 2025462 AMAQI
18th Jul 2025543 AMAQI
21°C16/26°C
18th Jul 2025544 AMAQI
18th Jul 2025565 AMAQI
18th Jul 2025566 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025578 AMAQI
18th Jul 2025529 AMAQI
18th Jul 20254510 AMAQI
18th Jul 20254111 AMAQI
18th Jul 20253812 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025422 PMAQI
18th Jul 2025433 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025405 PMAQI
18th Jul 2025406 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025438 PMAQI
18th Jul 2025459 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254812 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025552 AMAQI
19th Jul 2025563 AMAQI
21°C17/25°C
19th Jul 2025554 AMAQI
19th Jul 2025545 AMAQI
19th Jul 2025556 AMAQI
19th Jul 2025567 AMAQI
19th Jul 2025558 AMAQI
19th Jul 2025529 AMAQI
19th Jul 20255210 AMAQI
19th Jul 20254511 AMAQI
19th Jul 20254012 PMAQI
19th Jul 2025401 PMAQI
19th Jul 2025452 PMAQI
19th Jul 2025463 PMAQI
19th Jul 2025474 PMAQI
19th Jul 2025485 PMAQI
19th Jul 2025456 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025458 PMAQI
19th Jul 2025509 PMAQI
19th Jul 20255110 PMAQI
19th Jul 20255011 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025543 AMAQI
21°C17/24°C
20th Jul 2025544 AMAQI
20th Jul 2025555 AMAQI
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025558 AMAQI
20th Jul 2025549 AMAQI
20th Jul 20255010 AMAQI
20th Jul 20254311 AMAQI
20th Jul 20254312 PMAQI
20th Jul 2025451 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025483 PMAQI
20th Jul 2025484 PMAQI
20th Jul 2025465 PMAQI
20th Jul 2025476 PMAQI
20th Jul 2025487 PMAQI
20th Jul 2025498 PMAQI
20th Jul 2025509 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025521 AMAQI
21st Jul 2025532 AMAQI
21st Jul 2025543 AMAQI
20°C16/23°C
21st Jul 2025574 AMAQI
21st Jul 2025555 AMAQI
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025558 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255310 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20255012 PMAQI
21st Jul 2025501 PMAQI
21st Jul 2025502 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025534 PMAQI
21st Jul 2025535 PMAQI
21st Jul 2025546 PMAQI
21st Jul 2025537 PMAQI
21st Jul 2025518 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20255210 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255112 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025432 AMAQI
22nd Jul 2025403 AMAQI
17°C16/19°C
22nd Jul 2025364 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025427 AMAQI
22nd Jul 2025418 AMAQI
22nd Jul 2025429 AMAQI
22nd Jul 20254510 AMAQI
22nd Jul 20255111 AMAQI
22nd Jul 20255112 PMAQI
22nd Jul 2025491 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025423 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025386 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025388 PMAQI
22nd Jul 2025409 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254312 AMAQI
23rd Jul 2025431 AMAQI
23rd Jul 2025462 AMAQI
23rd Jul 2025463 AMAQI
19°C15/23°C
23rd Jul 2025444 AMAQI
23rd Jul 2025435 AMAQI
23rd Jul 2025476 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20253512 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025372 PMAQI
23rd Jul 2025373 PMAQI
23rd Jul 2025364 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025376 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20253912 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025403 AMAQI
19°C16/23°C
24th Jul 2025404 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025392 PMAQI
24th Jul 2025413 PMAQI
24th Jul 2025424 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20254010 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20254112 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025583 AMAQI
20°C15/24°C
25th Jul 2025534 AMAQI
25th Jul 2025425 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025409 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20252811 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025311 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025365 PMAQI
25th Jul 2025356 PMAQI
25th Jul 2025327 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20254110 PMAQI
25th Jul 20254111 PMAQI
26th Jul 20254212 AMAQI
26th Jul 2025431 AMAQI
26th Jul 2025392 AMAQI
26th Jul 2025383 AMAQI
21°C16/26°C
26th Jul 2025394 AMAQI
26th Jul 2025455 AMAQI
26th Jul 2025506 AMAQI
26th Jul 2025497 AMAQI
26th Jul 2025478 AMAQI
26th Jul 2025459 AMAQI
26th Jul 20254010 AMAQI
26th Jul 20253011 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025282 PMAQI
26th Jul 2025303 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025315 PMAQI
26th Jul 2025346 PMAQI
26th Jul 2025357 PMAQI
26th Jul 2025348 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20253610 PMAQI
26th Jul 20253611 PMAQI
27th Jul 20253812 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025213 AMAQI
19°C15/23°C
27th Jul 2025194 AMAQI
27th Jul 2025195 AMAQI
27th Jul 2025186 AMAQI
27th Jul 2025237 AMAQI
27th Jul 2025178 AMAQI
27th Jul 2025169 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251812 PMAQI
27th Jul 2025181 PMAQI
27th Jul 2025212 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252310 PMAQI
27th Jul 20252311 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025251 AMAQI
28th Jul 2025172 AMAQI
28th Jul 2025163 AMAQI
18°C14/23°C
28th Jul 2025154 AMAQI
28th Jul 2025175 AMAQI
28th Jul 2025186 AMAQI
28th Jul 2025197 AMAQI
28th Jul 2025208 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251612 PMAQI
28th Jul 2025161 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025197 PMAQI
28th Jul 2025188 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20251911 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025201 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025183 AMAQI
18°C13/23°C
29th Jul 2025174 AMAQI
29th Jul 2025185 AMAQI
29th Jul 2025186 AMAQI
29th Jul 2025207 AMAQI
29th Jul 2025188 AMAQI
29th Jul 2025179 AMAQI
29th Jul 20251810 AMAQI
29th Jul 20251611 AMAQI
29th Jul 20251612 PMAQI
29th Jul 2025171 PMAQI
29th Jul 2025182 PMAQI
29th Jul 2025173 PMAQI
29th Jul 2025194 PMAQI
29th Jul 2025195 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025197 PMAQI
29th Jul 2025188 PMAQI
29th Jul 2025189 PMAQI
29th Jul 20251910 PMAQI
29th Jul 20252011 PMAQI
30th Jul 20252012 AMAQI
30th Jul 2025201 AMAQI
30th Jul 2025182 AMAQI
30th Jul 2025173 AMAQI
17°C12/23°C
30th Jul 2025184 AMAQI
30th Jul 2025185 AMAQI
30th Jul 2025196 AMAQI
30th Jul 2025217 AMAQI
30th Jul 2025228 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20251611 AMAQI
30th Jul 20251412 PMAQI
30th Jul 2025171 PMAQI
30th Jul 2025182 PMAQI
30th Jul 2025183 PMAQI
30th Jul 2025184 PMAQI
30th Jul 2025185 PMAQI
30th Jul 2025186 PMAQI
30th Jul 2025207 PMAQI
30th Jul 2025188 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252610 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025263 AMAQI
16°C13/19°C
31st Jul 2025224 AMAQI
31st Jul 2025245 AMAQI
31st Jul 2025266 AMAQI
31st Jul 2025247 AMAQI
31st Jul 2025228 AMAQI
31st Jul 2025219 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252211 AMAQI
31st Jul 20252412 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025232 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025267 PMAQI
31st Jul 2025268 PMAQI
31st Jul 2025279 PMAQI
31st Jul 20252510 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025282 AMAQI
1st Aug 2025303 AMAQI
17°C13/21°C
1st Aug 2025284 AMAQI
1st Aug 2025305 AMAQI
1st Aug 2025286 AMAQI
1st Aug 2025267 AMAQI
1st Aug 2025288 AMAQI
1st Aug 2025289 AMAQI
1st Aug 20252710 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252212 PMAQI
1st Aug 2025261 PMAQI
1st Aug 2025232 PMAQI
1st Aug 2025243 PMAQI
1st Aug 2025234 PMAQI
1st Aug 2025225 PMAQI
1st Aug 2025236 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025248 PMAQI
1st Aug 2025249 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025251 AMAQI
2nd Aug 2025282 AMAQI
2nd Aug 2025273 AMAQI
18°C14/22°C
2nd Aug 2025244 AMAQI
2nd Aug 2025235 AMAQI
2nd Aug 2025286 AMAQI
2nd Aug 2025227 AMAQI
2nd Aug 2025218 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20251910 AMAQI
2nd Aug 20252111 AMAQI
2nd Aug 20252312 PMAQI
2nd Aug 2025231 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025226 PMAQI
2nd Aug 2025227 PMAQI
2nd Aug 2025248 PMAQI
2nd Aug 2025249 PMAQI
2nd Aug 20252710 PMAQI
2nd Aug 20252511 PMAQI
3rd Aug 20252312 AMAQI
3rd Aug 2025241 AMAQI
3rd Aug 2025202 AMAQI
3rd Aug 2025293 AMAQI
16°C15/17°C
3rd Aug 2025214 AMAQI
4 AM3rd Aug 2025185 AMAQI
3rd Aug 2025206 AMAQI
3rd Aug 2025207 AMAQI
3rd Aug 2025228 AMAQI
3rd Aug 2025219 AMAQI
1 PM
10 PM
1 AM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 10 AM
32AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
11 AM - 9 PM
29AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 10 AM (Avg. 32), while the lowest AQI was between 11 AM to 9 PM (Avg. 29).
Night time
Avg. Highest Time
12 AM - 3 AM
32AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
11 PM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 32), while the lowest AQI was between 11 PM to 11 PM (Avg. 31).
2025 Days Vs Air Quality
Stener Heyerdahl, Kristiansand, Vest Agder, Norway
2025
90%
191
10%
22
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
191 DaysModerate
22 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 215 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
Stener Heyerdahl, Kristiansand, Vest Agder, 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
25AQI
25AQI
2nd January 2025
40AQI
40AQI
3rd January 2025
39AQI
39AQI
4th January 2025
67AQI
67AQI
5th January 2025
33AQI
33AQI
6th January 2025
24AQI
24AQI
7th January 2025
33AQI
33AQI
8th January 2025
56AQI
56AQI
9th January 2025
53AQI
53AQI
10th January 2025
51AQI
51AQI
11th January 2025
48AQI
48AQI
12th January 2025
50AQI
50AQI
13th January 2025
42AQI
42AQI
14th January 2025
37AQI
37AQI
15th January 2025
56AQI
56AQI
16th January 2025
37AQI
37AQI
17th January 2025
58AQI
58AQI
18th January 2025
34AQI
34AQI
19th January 2025
49AQI
49AQI
20th January 2025
41AQI
41AQI
21st January 2025
28AQI
28AQI
22nd January 2025
39AQI
39AQI
23rd January 2025
33AQI
33AQI
24th January 2025
45AQI
45AQI
25th January 2025
47AQI
47AQI
26th January 2025
40AQI
40AQI
27th January 2025
26AQI
26AQI
28th January 2025
39AQI
39AQI
29th January 2025
29AQI
29AQI
30th January 2025
33AQI
33AQI
31st January 2025
42AQI
42AQI
1st February 2025
37AQI
37AQI
2nd February 2025
43AQI
43AQI
3rd February 2025
60AQI
60AQI
4th February 2025
60AQI
60AQI
5th February 2025
38AQI
38AQI
6th February 2025
56AQI
56AQI
7th February 2025
39AQI
39AQI
8th February 2025
40AQI
40AQI
9th February 2025
35AQI
35AQI
10th February 2025
27AQI
27AQI
11th February 2025
27AQI
27AQI
12th February 2025
33AQI
33AQI
13th February 2025
33AQI
33AQI
14th February 2025
57AQI
57AQI
15th February 2025
67AQI
67AQI
16th February 2025
49AQI
49AQI
17th February 2025
71AQI
71AQI
18th February 2025
65AQI
65AQI
19th February 2025
49AQI
49AQI
20th February 2025
61AQI
61AQI
21st February 2025
59AQI
59AQI
22nd February 2025
88AQI
88AQI
23rd February 2025
45AQI
45AQI
24th February 2025
37AQI
37AQI
25th February 2025
36AQI
36AQI
26th February 2025
42AQI
42AQI
27th February 2025
48AQI
48AQI
28th February 2025
41AQI
41AQI
1st March 2025
43AQI
43AQI
2nd March 2025
36AQI
36AQI
3rd March 2025
35AQI
35AQI
4th March 2025
38AQI
38AQI
5th March 2025
30AQI
30AQI
6th March 2025
49AQI
49AQI
7th March 2025
83AQI
83AQI
8th March 2025
47AQI
47AQI
9th March 2025
53AQI
53AQI
10th March 2025
45AQI
45AQI
11th March 2025
20AQI
20AQI
12th March 2025
21AQI
21AQI
13th March 2025
28AQI
28AQI
14th March 2025
50AQI
50AQI
15th March 2025
31AQI
31AQI
16th March 2025
23AQI
23AQI
17th March 2025
35AQI
35AQI
18th March 2025
35AQI
35AQI
19th March 2025
48AQI
48AQI
20th March 2025
61AQI
61AQI
21st March 2025
38AQI
38AQI
22nd March 2025
32AQI
32AQI
23rd March 2025
43AQI
43AQI
24th March 2025
47AQI
47AQI
25th March 2025
40AQI
40AQI
26th March 2025
27AQI
27AQI
27th March 2025
45AQI
45AQI
28th March 2025
62AQI
62AQI
29th March 2025
32AQI
32AQI
30th March 2025
21AQI
21AQI
31st March 2025
27AQI
27AQI
1st April 2025
28AQI
28AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
42AQI
42AQI
4th April 2025
23AQI
23AQI
5th April 2025
19AQI
19AQI
6th April 2025
20AQI
20AQI
7th April 2025
18AQI
18AQI
8th April 2025
26AQI
26AQI
9th April 2025
24AQI
24AQI
10th April 2025
25AQI
25AQI
11th April 2025
19AQI
19AQI
12th April 2025
21AQI
21AQI
13th April 2025
48AQI
48AQI
14th April 2025
33AQI
33AQI
15th April 2025
43AQI
43AQI
16th April 2025
52AQI
52AQI
17th April 2025
30AQI
30AQI
18th April 2025
20AQI
20AQI
19th April 2025
16AQI
16AQI
20th April 2025
13AQI
13AQI
21st April 2025
12AQI
12AQI
22nd April 2025
15AQI
15AQI
23rd April 2025
24AQI
24AQI
24th April 2025
26AQI
26AQI
25th April 2025
16AQI
16AQI
26th April 2025
16AQI
16AQI
27th April 2025
34AQI
34AQI
28th April 2025
45AQI
45AQI
29th April 2025
16AQI
16AQI
30th April 2025
24AQI
24AQI
1st May 2025
29AQI
29AQI
2nd May 2025
25AQI
25AQI
3rd May 2025
14AQI
14AQI
4th May 2025
14AQI
14AQI
5th May 2025
16AQI
16AQI
6th May 2025
16AQI
16AQI
7th May 2025
19AQI
19AQI
8th May 2025
23AQI
23AQI
9th May 2025
36AQI
36AQI
10th May 2025
42AQI
42AQI
11th May 2025
39AQI
39AQI
12th May 2025
34AQI
34AQI
13th May 2025
22AQI
22AQI
14th May 2025
26AQI
26AQI
15th May 2025
23AQI
23AQI
16th May 2025
20AQI
20AQI
17th May 2025
21AQI
21AQI
18th May 2025
21AQI
21AQI
19th May 2025
20AQI
20AQI
20th May 2025
35AQI
35AQI
21st May 2025
23AQI
23AQI
22nd May 2025
13AQI
13AQI
23rd May 2025
14AQI
14AQI
24th May 2025
22AQI
22AQI
25th May 2025
27AQI
27AQI
26th May 2025
23AQI
23AQI
27th May 2025
26AQI
26AQI
28th May 2025
24AQI
24AQI
29th May 2025
17AQI
17AQI
30th May 2025
17AQI
17AQI
31st May 2025
14AQI
14AQI
1st June 2025
23AQI
23AQI
2nd June 2025
18AQI
18AQI
3rd June 2025
30AQI
30AQI
4th June 2025
38AQI
38AQI
5th June 2025
36AQI
36AQI
6th June 2025
18AQI
18AQI
7th June 2025
17AQI
17AQI
8th June 2025
15AQI
15AQI
9th June 2025
17AQI
17AQI
10th June 2025
30AQI
30AQI
11th June 2025
21AQI
21AQI
12th June 2025
25AQI
25AQI
13th June 2025
26AQI
26AQI
14th June 2025
24AQI
24AQI
15th June 2025
33AQI
33AQI
16th June 2025
26AQI
26AQI
17th June 2025
36AQI
36AQI
18th June 2025
26AQI
26AQI
19th June 2025
20AQI
20AQI
20th June 2025
20AQI
20AQI
21st June 2025
19AQI
19AQI
22nd June 2025
13AQI
13AQI
23rd June 2025
24AQI
24AQI
24th June 2025
19AQI
19AQI
25th June 2025
17AQI
17AQI
26th June 2025
23AQI
23AQI
27th June 2025
19AQI
19AQI
28th June 2025
22AQI
22AQI
29th June 2025
24AQI
24AQI
30th June 2025
21AQI
21AQI
1st July 2025
33AQI
33AQI
2nd July 2025
37AQI
37AQI
3rd July 2025
25AQI
25AQI
4th July 2025
20AQI
20AQI
5th July 2025
18AQI
18AQI
6th July 2025
19AQI
19AQI
7th July 2025
19AQI
19AQI
8th July 2025
18AQI
18AQI
9th July 2025
20AQI
20AQI
10th July 2025
25AQI
25AQI
11th July 2025
25AQI
25AQI
12th July 2025
27AQI
27AQI
13th July 2025
35AQI
35AQI
14th July 2025
32AQI
32AQI
15th July 2025
43AQI
43AQI
16th July 2025
49AQI
49AQI
17th July 2025
38AQI
38AQI
18th July 2025
46AQI
46AQI
19th July 2025
49AQI
49AQI
20th July 2025
50AQI
50AQI
21st July 2025
53AQI
53AQI
22nd July 2025
42AQI
42AQI
23rd July 2025
40AQI
40AQI
24th July 2025
40AQI
40AQI
25th July 2025
40AQI
40AQI
26th July 2025
37AQI
37AQI
27th July 2025
22AQI
22AQI
28th July 2025
19AQI
19AQI
29th July 2025
18AQI
18AQI
30th July 2025
20AQI
20AQI
31st July 2025
25AQI
25AQI
1st August 2025
26AQI
26AQI
41AQI
48AQI
40AQI
26AQI
23AQI
23AQI
32AQI
26AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202533AQI
25
6
18
10
27
4
29
1
31
30
30
1
1
191
22
Highest AQI recorded in
February48AQI
Lowest AQI recorded in
May23AQI
202428AQI
21
10
28
1
27
4
29
1
29
2
30
31
28
3
21
8
30
1
25
5
27
4
326
39
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
July17AQI
202324AQI
29
2
23
5
31
30
26
5
28
2
31
24
26
4
31
28
1
28
3
335
22
Highest AQI recorded in
February35AQI
Lowest AQI recorded in
April5AQI
202231AQI
19
12
18
3
15
15
1
28
2
30
28
2
23
1
1
28
30
1
28
2
23
8
271
46
1
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
August12AQI
202132AQI
17
5
6
7
24
7
30
30
1
26
4
25
6
31
29
1
28
3
27
3
20
11
293
48
Highest AQI recorded in
February52AQI
Lowest AQI recorded in
April19AQI
202017AQI
13
21
18
30
31
31
28
1
26
3
2
26
4
21
10
245
18
2
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
August0AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
33AQILeast Polluted Year Recorded
2020(Avg.)
17AQIStener Heyerdahl's annual 2025 AQI (33) shows an average percentage change of 31.03% (worsened AQI) compared to previous years: 2020 (17), 2021 (32), 2022 (31), 2023 (24), 2024 (28).
