Harstad, Troms, 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
Harstad, Troms, Norway
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
44AQILowest AQI recorded on
1st Aug 2021
2AQISame Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 14 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Aug - 20th Aug 2025
Harstad, Troms, Norway
AQI
Day
Night
.
12 AM20th Aug 2025
8 PM
11 PM20th Aug 2025
Day time
Avg. Highest Time
5AM20th Aug
11AQI
Avg. Lowest Time
7AM20th Aug
10AQI
Night time
Avg. Highest Time
12AM20th Aug
15AQI
Avg. Lowest Time
3AM20th Aug
12AQI
In the last 24 hours,
Harstad's AQI reached its highest point of 15 at 12 AM during the Night, while the lowest point, undefined, was recorded at 11 PM during the Night between 20th Aug and 20th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Harstad, Troms, Norway
JulAug
21st - 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 - 19th19th - 20th20th
Day
Night
22nd Jul 20254412 AMAQI
22nd Jul 2025421 AMAQI
22nd Jul 2025502 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025544 AMAQI
22nd Jul 2025535 AMAQI
22nd Jul 2025536 AMAQI
22nd Jul 2025507 AMAQI
22nd Jul 2025498 AMAQI
22nd Jul 2025479 AMAQI
22nd Jul 20254310 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025452 PMAQI
22nd Jul 2025443 PMAQI
22nd Jul 2025424 PMAQI
22nd Jul 2025425 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025469 PMAQI
22nd Jul 20254710 PMAQI
22nd Jul 20254711 PMAQI
14°C11/17°C
23rd Jul 20254812 AMAQI
23rd Jul 2025491 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025313 AMAQI
23rd Jul 2025284 AMAQI
23rd Jul 2025295 AMAQI
23rd Jul 2025326 AMAQI
23rd Jul 2025317 AMAQI
23rd Jul 2025288 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253110 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253712 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025382 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025376 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025399 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20253511 PMAQI
14°C10/17°C
24th Jul 20253512 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025292 AMAQI
24th Jul 2025293 AMAQI
24th Jul 2025274 AMAQI
24th Jul 2025305 AMAQI
24th Jul 2025306 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025358 AMAQI
24th Jul 2025379 AMAQI
24th Jul 20253610 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025371 PMAQI
24th Jul 2025352 PMAQI
24th Jul 2025343 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025315 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025297 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025309 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253211 PMAQI
13°C11/16°C
25th Jul 20253212 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025344 AMAQI
25th Jul 2025365 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025377 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025389 AMAQI
25th Jul 20254110 AMAQI
25th Jul 20253911 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025351 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025344 PMAQI
25th Jul 2025285 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025307 PMAQI
25th Jul 2025338 PMAQI
25th Jul 2025329 PMAQI
25th Jul 20253510 PMAQI
25th Jul 20253711 PMAQI
14°C10/19°C
26th Jul 20253612 AMAQI
26th Jul 2025351 AMAQI
26th Jul 2025342 AMAQI
26th Jul 2025303 AMAQI
26th Jul 2025384 AMAQI
26th Jul 2025315 AMAQI
26th Jul 2025266 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253310 AMAQI
26th Jul 20252911 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025272 PMAQI
26th Jul 2025313 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025335 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025268 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20253310 PMAQI
26th Jul 20253411 PMAQI
13°C10/16°C
27th Jul 20253212 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025223 AMAQI
27th Jul 2025234 AMAQI
27th Jul 2025205 AMAQI
27th Jul 2025256 AMAQI
27th Jul 2025227 AMAQI
27th Jul 2025198 AMAQI
27th Jul 2025199 AMAQI
27th Jul 20252110 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025343 PMAQI
27th Jul 2025254 PMAQI
27th Jul 2025265 PMAQI
27th Jul 2025286 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252610 PMAQI
27th Jul 20252711 PMAQI
14°C12/16°C
28th Jul 20252812 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025212 AMAQI
28th Jul 2025183 AMAQI
28th Jul 2025204 AMAQI
28th Jul 2025215 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025227 AMAQI
28th Jul 2025238 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20252110 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252512 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025262 PMAQI
28th Jul 2025243 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025245 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252411 PMAQI
14°C11/17°C
29th Jul 20252412 AMAQI
29th Jul 2025251 AMAQI
29th Jul 2025222 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025354 AMAQI
29th Jul 2025365 AMAQI
29th Jul 2025336 AMAQI
29th Jul 2025247 AMAQI
29th Jul 2025248 AMAQI
29th Jul 2025239 AMAQI
29th Jul 20252210 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252112 PMAQI
29th Jul 2025211 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025263 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025236 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025238 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20253211 PMAQI
13°C11/14°C
30th Jul 20253112 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025202 AMAQI
30th Jul 2025173 AMAQI
30th Jul 2025194 AMAQI
30th Jul 2025205 AMAQI
30th Jul 2025216 AMAQI
30th Jul 2025207 AMAQI
30th Jul 2025208 AMAQI
30th Jul 2025209 AMAQI
30th Jul 20251810 AMAQI
30th Jul 20251811 AMAQI
30th Jul 20251812 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025267 PMAQI
30th Jul 2025258 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253411 PMAQI
13°C12/15°C
31st Jul 20253412 AMAQI
31st Jul 2025341 AMAQI
31st Jul 2025342 AMAQI
31st Jul 2025343 AMAQI
31st Jul 2025294 AMAQI
31st Jul 2025315 AMAQI
31st Jul 2025296 AMAQI
31st Jul 2025317 AMAQI
31st Jul 2025328 AMAQI
31st Jul 2025329 AMAQI
31st Jul 20253110 AMAQI
31st Jul 20253211 AMAQI
31st Jul 20253312 PMAQI
31st Jul 2025311 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025295 PMAQI
31st Jul 2025286 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025389 PMAQI
31st Jul 20253110 PMAQI
31st Jul 20253211 PMAQI
13°C12/15°C
1st Aug 20253212 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025332 AMAQI
1st Aug 2025403 AMAQI
1st Aug 2025344 AMAQI
1st Aug 2025405 AMAQI
1st Aug 2025436 AMAQI
1st Aug 2025447 AMAQI
1st Aug 2025488 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255010 AMAQI
1st Aug 20255011 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025441 PMAQI
1st Aug 2025462 PMAQI
1st Aug 2025423 PMAQI
1st Aug 2025384 PMAQI
1st Aug 2025385 PMAQI
1st Aug 2025376 PMAQI
1st Aug 2025367 PMAQI
1st Aug 2025408 PMAQI
1st Aug 2025379 PMAQI
1st Aug 20253710 PMAQI
1st Aug 20254011 PMAQI
16°C12/19°C
2nd Aug 20254012 AMAQI
2nd Aug 2025431 AMAQI
2nd Aug 2025472 AMAQI
2nd Aug 2025463 AMAQI
2nd Aug 2025464 AMAQI
2nd Aug 2025485 AMAQI
2nd Aug 2025596 AMAQI
2nd Aug 2025507 AMAQI
2nd Aug 2025458 AMAQI
2nd Aug 2025409 AMAQI
2nd Aug 20253910 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20254612 PMAQI
2nd Aug 2025401 PMAQI
2nd Aug 2025392 PMAQI
2nd Aug 2025413 PMAQI
2nd Aug 2025444 PMAQI
2nd Aug 2025445 PMAQI
2nd Aug 2025396 PMAQI
2nd Aug 2025447 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025469 PMAQI
2nd Aug 20254310 PMAQI
2nd Aug 20254111 PMAQI
16°C13/19°C
3rd Aug 20254212 AMAQI
3rd Aug 2025421 AMAQI
3rd Aug 2025362 AMAQI
3rd Aug 2025323 AMAQI
3rd Aug 2025334 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025427 AMAQI
3rd Aug 2025368 AMAQI
3rd Aug 2025429 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20254311 AMAQI
3rd Aug 20255212 PMAQI
3rd Aug 2025461 PMAQI
3rd Aug 2025472 PMAQI
3rd Aug 2025483 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025405 PMAQI
3rd Aug 2025386 PMAQI
3rd Aug 2025387 PMAQI
3rd Aug 2025388 PMAQI
3rd Aug 2025409 PMAQI
3rd Aug 20253910 PMAQI
3rd Aug 20253811 PMAQI
15°C13/18°C
4th Aug 20253712 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025322 AMAQI
4th Aug 2025303 AMAQI
4th Aug 2025234 AMAQI
4th Aug 2025685 AMAQI
4th Aug 2025526 AMAQI
4th Aug 2025257 AMAQI
4th Aug 2025238 AMAQI
4th Aug 2025269 AMAQI
4th Aug 20252510 AMAQI
4th Aug 20252611 AMAQI
4th Aug 20253412 PMAQI
4th Aug 2025291 PMAQI
4th Aug 2025372 PMAQI
4th Aug 2025443 PMAQI
4th Aug 2025384 PMAQI
4th Aug 2025395 PMAQI
4th Aug 2025316 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025348 PMAQI
4th Aug 2025389 PMAQI
4th Aug 20252710 PMAQI
4th Aug 20253011 PMAQI
18°C13/23°C
5th Aug 20253212 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025262 AMAQI
5th Aug 2025393 AMAQI
5th Aug 2025334 AMAQI
5th Aug 2025205 AMAQI
5th Aug 2025326 AMAQI
5th Aug 2025297 AMAQI
5th Aug 2025238 AMAQI
5th Aug 2025339 AMAQI
5th Aug 20253010 AMAQI
5th Aug 20253611 AMAQI
5th Aug 20253212 PMAQI
5th Aug 2025301 PMAQI
5th Aug 2025342 PMAQI
5th Aug 2025293 PMAQI
5th Aug 2025324 PMAQI
5th Aug 2025285 PMAQI
5th Aug 2025256 PMAQI
5th Aug 2025277 PMAQI
5th Aug 2025248 PMAQI
5th Aug 2025309 PMAQI
5th Aug 20253210 PMAQI
5th Aug 20253511 PMAQI
18°C15/21°C
6th Aug 20252912 AMAQI
6th Aug 2025341 AMAQI
6th Aug 2025202 AMAQI
6th Aug 2025183 AMAQI
6th Aug 2025164 AMAQI
6th Aug 2025165 AMAQI
6th Aug 2025246 AMAQI
6th Aug 2025187 AMAQI
6th Aug 2025178 AMAQI
6th Aug 2025199 AMAQI
6th Aug 20252210 AMAQI
6th Aug 20252111 AMAQI
6th Aug 20252012 PMAQI
6th Aug 2025201 PMAQI
6th Aug 2025202 PMAQI
6th Aug 2025243 PMAQI
6th Aug 2025284 PMAQI
6th Aug 2025235 PMAQI
6th Aug 2025226 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025208 PMAQI
6th Aug 2025229 PMAQI
6th Aug 20252310 PMAQI
6th Aug 20252411 PMAQI
18°C15/21°C
7th Aug 20252312 AMAQI
7th Aug 2025231 AMAQI
7th Aug 2025162 AMAQI
7th Aug 2025153 AMAQI
7th Aug 2025144 AMAQI
7th Aug 2025155 AMAQI
7th Aug 2025156 AMAQI
7th Aug 2025157 AMAQI
7th Aug 2025178 AMAQI
7th Aug 2025179 AMAQI
7th Aug 20251810 AMAQI
7th Aug 20251711 AMAQI
7th Aug 20251512 PMAQI
7th Aug 2025151 PMAQI
7th Aug 2025162 PMAQI
7th Aug 2025163 PMAQI
7th Aug 2025194 PMAQI
7th Aug 2025165 PMAQI
7th Aug 2025166 PMAQI
7th Aug 2025167 PMAQI
7th Aug 2025178 PMAQI
7th Aug 2025189 PMAQI
7th Aug 20252010 PMAQI
7th Aug 20251811 PMAQI
17°C13/19°C
8th Aug 20251712 AMAQI
8th Aug 2025181 AMAQI
8th Aug 2025162 AMAQI
8th Aug 2025143 AMAQI
8th Aug 2025144 AMAQI
8th Aug 2025165 AMAQI
8th Aug 2025176 AMAQI
8th Aug 2025187 AMAQI
8th Aug 2025158 AMAQI
8th Aug 2025179 AMAQI
8th Aug 20251710 AMAQI
8th Aug 20251611 AMAQI
8th Aug 20251712 PMAQI
8th Aug 2025191 PMAQI
8th Aug 2025172 PMAQI
8th Aug 2025173 PMAQI
8th Aug 2025164 PMAQI
8th Aug 2025155 PMAQI
8th Aug 2025166 PMAQI
8th Aug 2025167 PMAQI
8th Aug 2025168 PMAQI
8th Aug 2025169 PMAQI
8th Aug 20251710 PMAQI
8th Aug 20251711 PMAQI
12°C11/14°C
9th Aug 20251812 AMAQI
9th Aug 2025161 AMAQI
9th Aug 2025172 AMAQI
9th Aug 2025163 AMAQI
9th Aug 2025144 AMAQI
9th Aug 2025165 AMAQI
9th Aug 2025146 AMAQI
9th Aug 2025157 AMAQI
9th Aug 2025168 AMAQI
9th Aug 2025149 AMAQI
9th Aug 20251610 AMAQI
9th Aug 20251611 AMAQI
9th Aug 20251412 PMAQI
9th Aug 2025151 PMAQI
9th Aug 2025162 PMAQI
9th Aug 2025163 PMAQI
9th Aug 2025164 PMAQI
9th Aug 2025165 PMAQI
9th Aug 2025166 PMAQI
9th Aug 2025167 PMAQI
9th Aug 2025148 PMAQI
9th Aug 2025189 PMAQI
9th Aug 20251810 PMAQI
9th Aug 20251811 PMAQI
13°C10/16°C
10th Aug 20251812 AMAQI
10th Aug 2025181 AMAQI
10th Aug 2025162 AMAQI
10th Aug 2025143 AMAQI
10th Aug 2025144 AMAQI
10th Aug 2025135 AMAQI
10th Aug 2025156 AMAQI
10th Aug 2025187 AMAQI
10th Aug 2025178 AMAQI
10th Aug 2025189 AMAQI
10th Aug 20251710 AMAQI
10th Aug 20251611 AMAQI
10th Aug 20251712 PMAQI
10th Aug 2025171 PMAQI
10th Aug 2025182 PMAQI
10th Aug 2025183 PMAQI
10th Aug 2025164 PMAQI
10th Aug 2025185 PMAQI
10th Aug 2025196 PMAQI
10th Aug 2025187 PMAQI
10th Aug 2025198 PMAQI
10th Aug 2025209 PMAQI
10th Aug 20252010 PMAQI
10th Aug 20251911 PMAQI
14°C12/16°C
11th Aug 20251812 AMAQI
11th Aug 2025181 AMAQI
11th Aug 2025142 AMAQI
11th Aug 2025143 AMAQI
11th Aug 2025124 AMAQI
11th Aug 2025135 AMAQI
11th Aug 2025136 AMAQI
11th Aug 2025147 AMAQI
11th Aug 2025168 AMAQI
11th Aug 2025189 AMAQI
11th Aug 20251710 AMAQI
11th Aug 20251611 AMAQI
11th Aug 20251812 PMAQI
11th Aug 2025201 PMAQI
11th Aug 2025232 PMAQI
11th Aug 2025223 PMAQI
11th Aug 2025164 PMAQI
11th Aug 2025165 PMAQI
11th Aug 2025186 PMAQI
11th Aug 2025187 PMAQI
11th Aug 2025188 PMAQI
11th Aug 2025199 PMAQI
11th Aug 20251910 PMAQI
11th Aug 20251811 PMAQI
14°C11/18°C
12th Aug 20252012 AMAQI
12th Aug 2025181 AMAQI
12th Aug 2025162 AMAQI
12th Aug 2025143 AMAQI
12th Aug 2025124 AMAQI
12th Aug 2025145 AMAQI
12th Aug 2025146 AMAQI
12th Aug 2025187 AMAQI
12th Aug 2025198 AMAQI
12th Aug 2025189 AMAQI
12th Aug 20251710 AMAQI
12th Aug 20252011 AMAQI
12th Aug 20251612 PMAQI
12th Aug 2025181 PMAQI
12th Aug 2025192 PMAQI
12th Aug 2025163 PMAQI
12th Aug 2025164 PMAQI
12th Aug 2025165 PMAQI
12th Aug 2025156 PMAQI
12th Aug 2025157 PMAQI
12th Aug 2025168 PMAQI
12th Aug 2025199 PMAQI
12th Aug 20251810 PMAQI
12th Aug 20251711 PMAQI
13°C10/14°C
13th Aug 20251712 AMAQI
13th Aug 2025181 AMAQI
13th Aug 2025162 AMAQI
13th Aug 2025153 AMAQI
13th Aug 2025164 AMAQI
13th Aug 2025155 AMAQI
13th Aug 2025146 AMAQI
13th Aug 2025157 AMAQI
13th Aug 2025168 AMAQI
13th Aug 2025179 AMAQI
13th Aug 20251710 AMAQI
13th Aug 20251411 AMAQI
13th Aug 20251612 PMAQI
13th Aug 2025151 PMAQI
13th Aug 2025182 PMAQI
13th Aug 2025163 PMAQI
13th Aug 2025144 PMAQI
13th Aug 2025165 PMAQI
13th Aug 2025186 PMAQI
13th Aug 2025197 PMAQI
13th Aug 2025168 PMAQI
13th Aug 2025159 PMAQI
13th Aug 20251610 PMAQI
13th Aug 20251711 PMAQI
12°C10/15°C
14th Aug 20251712 AMAQI
14th Aug 2025171 AMAQI
14th Aug 2025192 AMAQI
14th Aug 2025183 AMAQI
14th Aug 2025204 AMAQI
14th Aug 2025165 AMAQI
14th Aug 2025206 AMAQI
14th Aug 2025197 AMAQI
14th Aug 2025188 AMAQI
14th Aug 2025209 AMAQI
14th Aug 20251910 AMAQI
14th Aug 20251511 AMAQI
14th Aug 20251412 PMAQI
14th Aug 2025221 PMAQI
14th Aug 2025182 PMAQI
14th Aug 2025193 PMAQI
14th Aug 2025184 PMAQI
14th Aug 2025205 PMAQI
14th Aug 2025216 PMAQI
14th Aug 2025227 PMAQI
14th Aug 2025228 PMAQI
14th Aug 2025209 PMAQI
14th Aug 20252010 PMAQI
14th Aug 20252111 PMAQI
13°C10/17°C
15th Aug 20252112 AMAQI
15th Aug 2025201 AMAQI
15th Aug 2025192 AMAQI
15th Aug 2025173 AMAQI
15th Aug 2025214 AMAQI
15th Aug 2025205 AMAQI
15th Aug 2025196 AMAQI
15th Aug 2025207 AMAQI
15th Aug 2025248 AMAQI
15th Aug 2025229 AMAQI
15th Aug 20252710 AMAQI
15th Aug 20251911 AMAQI
15th Aug 20251612 PMAQI
15th Aug 2025181 PMAQI
15th Aug 2025242 PMAQI
15th Aug 2025243 PMAQI
15th Aug 2025204 PMAQI
15th Aug 2025205 PMAQI
15th Aug 2025256 PMAQI
15th Aug 2025237 PMAQI
15th Aug 2025248 PMAQI
15th Aug 2025229 PMAQI
15th Aug 20252210 PMAQI
15th Aug 20252211 PMAQI
13°C10/14°C
16th Aug 20252312 AMAQI
16th Aug 2025251 AMAQI
16th Aug 2025122 AMAQI
16th Aug 2025123 AMAQI
16th Aug 2025104 AMAQI
16th Aug 2025115 AMAQI
16th Aug 2025116 AMAQI
16th Aug 2025107 AMAQI
16th Aug 2025108 AMAQI
16th Aug 202599 AMAQI
16th Aug 20251110 AMAQI
16th Aug 20251411 AMAQI
16th Aug 20251312 PMAQI
16th Aug 2025141 PMAQI
16th Aug 2025152 PMAQI
16th Aug 2025133 PMAQI
16th Aug 2025134 PMAQI
16th Aug 2025155 PMAQI
16th Aug 2025166 PMAQI
16th Aug 2025197 PMAQI
16th Aug 2025188 PMAQI
16th Aug 2025169 PMAQI
16th Aug 20251510 PMAQI
16th Aug 20251611 PMAQI
12°C9/14°C
17th Aug 20251712 AMAQI
17th Aug 2025161 AMAQI
17th Aug 2025132 AMAQI
17th Aug 2025103 AMAQI
17th Aug 2025114 AMAQI
17th Aug 2025115 AMAQI
17th Aug 2025126 AMAQI
17th Aug 2025107 AMAQI
17th Aug 202588 AMAQI
17th Aug 2025109 AMAQI
17th Aug 20251410 AMAQI
17th Aug 20251111 AMAQI
17th Aug 2025912 PMAQI
17th Aug 2025121 PMAQI
17th Aug 2025142 PMAQI
17th Aug 2025143 PMAQI
17th Aug 2025124 PMAQI
17th Aug 2025145 PMAQI
17th Aug 2025166 PMAQI
17th Aug 2025147 PMAQI
17th Aug 2025178 PMAQI
17th Aug 2025179 PMAQI
17th Aug 20251310 PMAQI
17th Aug 20252911 PMAQI
10°C7/11°C
18th Aug 20251412 AMAQI
18th Aug 2025141 AMAQI
18th Aug 2025142 AMAQI
18th Aug 2025143 AMAQI
18th Aug 2025144 AMAQI
18th Aug 2025135 AMAQI
18th Aug 2025146 AMAQI
18th Aug 2025137 AMAQI
18th Aug 2025128 AMAQI
18th Aug 2025109 AMAQI
18th Aug 2025910 AMAQI
18th Aug 20251211 AMAQI
18th Aug 2025912 PMAQI
18th Aug 2025121 PMAQI
18th Aug 2025122 PMAQI
18th Aug 2025143 PMAQI
18th Aug 2025144 PMAQI
18th Aug 2025145 PMAQI
18th Aug 2025146 PMAQI
18th Aug 2025227 PMAQI
18th Aug 2025168 PMAQI
18th Aug 2025159 PMAQI
18th Aug 20251410 PMAQI
18th Aug 20251411 PMAQI
10°C8/12°C
19th Aug 20251412 AMAQI
19th Aug 2025131 AMAQI
19th Aug 2025142 AMAQI
19th Aug 2025143 AMAQI
19th Aug 2025164 AMAQI
19th Aug 2025145 AMAQI
19th Aug 2025156 AMAQI
19th Aug 2025137 AMAQI
19th Aug 2025148 AMAQI
19th Aug 2025139 AMAQI
19th Aug 20251310 AMAQI
19th Aug 20251811 AMAQI
19th Aug 20251212 PMAQI
19th Aug 2025131 PMAQI
19th Aug 2025142 PMAQI
19th Aug 2025133 PMAQI
19th Aug 2025124 PMAQI
19th Aug 2025135 PMAQI
19th Aug 2025146 PMAQI
19th Aug 2025217 PMAQI
19th Aug 2025158 PMAQI
19th Aug 2025149 PMAQI
19th Aug 20251410 PMAQI
19th Aug 20251411 PMAQI
10°C8/12°C
20th Aug 20251512 AMAQI
20th Aug 2025151 AMAQI
20th Aug 2025132 AMAQI
20th Aug 2025123 AMAQI
20th Aug 2025104 AMAQI
20th Aug 2025115 AMAQI
20th Aug 2025106 AMAQI
20th Aug 2025107 AMAQI
9°C7/10°C
12 AM
8 PM
11 PM
--°C/°C
2025 Days Vs Air Quality
Harstad, Troms, Norway
2025
100%
231
Total number of days with different AQI categories in last 232 days in 2025 (133 days remaining)
Good
231 DaysModerate
0 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 232 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
Harstad, Troms, 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
31AQI
31AQI
2nd January 2025
38AQI
38AQI
3rd January 2025
28AQI
28AQI
4th January 2025
30AQI
30AQI
5th January 2025
43AQI
43AQI
6th January 2025
43AQI
43AQI
7th January 2025
32AQI
32AQI
8th January 2025
25AQI
25AQI
9th January 2025
30AQI
30AQI
10th January 2025
25AQI
25AQI
11th January 2025
26AQI
26AQI
12th January 2025
26AQI
26AQI
13th January 2025
26AQI
26AQI
14th January 2025
31AQI
31AQI
15th January 2025
28AQI
28AQI
16th January 2025
25AQI
25AQI
17th January 2025
25AQI
25AQI
18th January 2025
26AQI
26AQI
19th January 2025
30AQI
30AQI
20th January 2025
27AQI
27AQI
21st January 2025
26AQI
26AQI
22nd January 2025
39AQI
39AQI
23rd January 2025
28AQI
28AQI
24th January 2025
37AQI
37AQI
25th January 2025
29AQI
29AQI
26th January 2025
30AQI
30AQI
27th January 2025
30AQI
30AQI
28th January 2025
25AQI
25AQI
29th January 2025
28AQI
28AQI
30th January 2025
30AQI
30AQI
31st January 2025
25AQI
25AQI
1st February 2025
25AQI
25AQI
2nd February 2025
25AQI
25AQI
3rd February 2025
28AQI
28AQI
4th February 2025
25AQI
25AQI
5th February 2025
25AQI
25AQI
6th February 2025
26AQI
26AQI
7th February 2025
27AQI
27AQI
8th February 2025
30AQI
30AQI
9th February 2025
25AQI
25AQI
10th February 2025
26AQI
26AQI
11th February 2025
26AQI
26AQI
12th February 2025
29AQI
29AQI
13th February 2025
26AQI
26AQI
14th February 2025
26AQI
26AQI
15th February 2025
26AQI
26AQI
16th February 2025
26AQI
26AQI
17th February 2025
27AQI
27AQI
18th February 2025
26AQI
26AQI
19th February 2025
30AQI
30AQI
20th February 2025
26AQI
26AQI
21st February 2025
26AQI
26AQI
22nd February 2025
26AQI
26AQI
23rd February 2025
26AQI
26AQI
24th February 2025
25AQI
25AQI
25th February 2025
29AQI
29AQI
26th February 2025
42AQI
42AQI
27th February 2025
27AQI
27AQI
28th February 2025
27AQI
27AQI
1st March 2025
27AQI
27AQI
2nd March 2025
26AQI
26AQI
3rd March 2025
30AQI
30AQI
4th March 2025
27AQI
27AQI
5th March 2025
26AQI
26AQI
6th March 2025
26AQI
26AQI
7th March 2025
28AQI
28AQI
8th March 2025
26AQI
26AQI
9th March 2025
26AQI
26AQI
10th March 2025
32AQI
32AQI
11th March 2025
33AQI
33AQI
12th March 2025
35AQI
35AQI
13th March 2025
29AQI
29AQI
14th March 2025
22AQI
22AQI
15th March 2025
18AQI
18AQI
16th March 2025
20AQI
20AQI
17th March 2025
18AQI
18AQI
18th March 2025
20AQI
20AQI
19th March 2025
20AQI
20AQI
20th March 2025
20AQI
20AQI
21st March 2025
18AQI
18AQI
22nd March 2025
16AQI
16AQI
23rd March 2025
27AQI
27AQI
24th March 2025
26AQI
26AQI
25th March 2025
20AQI
20AQI
26th March 2025
29AQI
29AQI
27th March 2025
29AQI
29AQI
28th March 2025
22AQI
22AQI
29th March 2025
20AQI
20AQI
30th March 2025
34AQI
34AQI
31st March 2025
27AQI
27AQI
1st April 2025
32AQI
32AQI
2nd April 2025
40AQI
40AQI
3rd April 2025
31AQI
31AQI
4th April 2025
28AQI
28AQI
5th April 2025
21AQI
21AQI
6th April 2025
27AQI
27AQI
7th April 2025
48AQI
48AQI
8th April 2025
21AQI
21AQI
9th April 2025
19AQI
19AQI
10th April 2025
15AQI
15AQI
11th April 2025
17AQI
17AQI
12th April 2025
17AQI
17AQI
13th April 2025
14AQI
14AQI
14th April 2025
16AQI
16AQI
15th April 2025
14AQI
14AQI
16th April 2025
21AQI
21AQI
17th April 2025
20AQI
20AQI
18th April 2025
15AQI
15AQI
19th April 2025
21AQI
21AQI
20th April 2025
17AQI
17AQI
21st April 2025
16AQI
16AQI
22nd April 2025
31AQI
31AQI
23rd April 2025
26AQI
26AQI
24th April 2025
36AQI
36AQI
25th April 2025
19AQI
19AQI
26th April 2025
31AQI
31AQI
27th April 2025
24AQI
24AQI
28th April 2025
15AQI
15AQI
29th April 2025
25AQI
25AQI
30th April 2025
45AQI
45AQI
1st May 2025
17AQI
17AQI
2nd May 2025
23AQI
23AQI
3rd May 2025
19AQI
19AQI
4th May 2025
28AQI
28AQI
5th May 2025
24AQI
24AQI
6th May 2025
31AQI
31AQI
7th May 2025
38AQI
38AQI
8th May 2025
26AQI
26AQI
9th May 2025
18AQI
18AQI
10th May 2025
18AQI
18AQI
11th May 2025
20AQI
20AQI
12th May 2025
27AQI
27AQI
13th May 2025
21AQI
21AQI
14th May 2025
21AQI
21AQI
15th May 2025
19AQI
19AQI
16th May 2025
18AQI
18AQI
17th May 2025
17AQI
17AQI
18th May 2025
18AQI
18AQI
19th May 2025
22AQI
22AQI
20th May 2025
18AQI
18AQI
21st May 2025
15AQI
15AQI
22nd May 2025
26AQI
26AQI
23rd May 2025
20AQI
20AQI
24th May 2025
26AQI
26AQI
25th May 2025
18AQI
18AQI
26th May 2025
21AQI
21AQI
27th May 2025
19AQI
19AQI
28th May 2025
17AQI
17AQI
29th May 2025
19AQI
19AQI
30th May 2025
20AQI
20AQI
31st May 2025
18AQI
18AQI
1st June 2025
16AQI
16AQI
2nd June 2025
14AQI
14AQI
3rd June 2025
16AQI
16AQI
4th June 2025
19AQI
19AQI
5th June 2025
22AQI
22AQI
6th June 2025
18AQI
18AQI
7th June 2025
17AQI
17AQI
8th June 2025
16AQI
16AQI
9th June 2025
16AQI
16AQI
10th June 2025
17AQI
17AQI
11th June 2025
20AQI
20AQI
12th June 2025
19AQI
19AQI
13th June 2025
20AQI
20AQI
14th June 2025
26AQI
26AQI
15th June 2025
23AQI
23AQI
16th June 2025
23AQI
23AQI
17th June 2025
28AQI
28AQI
18th June 2025
21AQI
21AQI
19th June 2025
21AQI
21AQI
20th June 2025
17AQI
17AQI
21st June 2025
16AQI
16AQI
22nd June 2025
16AQI
16AQI
23rd June 2025
17AQI
17AQI
24th June 2025
21AQI
21AQI
25th June 2025
27AQI
27AQI
26th June 2025
19AQI
19AQI
27th June 2025
20AQI
20AQI
28th June 2025
19AQI
19AQI
29th June 2025
18AQI
18AQI
30th June 2025
19AQI
19AQI
1st July 2025
18AQI
18AQI
2nd July 2025
19AQI
19AQI
3rd July 2025
20AQI
20AQI
4th July 2025
17AQI
17AQI
5th July 2025
17AQI
17AQI
6th July 2025
18AQI
18AQI
7th July 2025
23AQI
23AQI
8th July 2025
20AQI
20AQI
9th July 2025
19AQI
19AQI
10th July 2025
18AQI
18AQI
11th July 2025
19AQI
19AQI
12th July 2025
20AQI
20AQI
13th July 2025
25AQI
25AQI
14th July 2025
31AQI
31AQI
15th July 2025
30AQI
30AQI
16th July 2025
25AQI
25AQI
17th July 2025
27AQI
27AQI
18th July 2025
27AQI
27AQI
19th July 2025
41AQI
41AQI
20th July 2025
40AQI
40AQI
21st July 2025
42AQI
42AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
35AQI
35AQI
24th July 2025
32AQI
32AQI
25th July 2025
35AQI
35AQI
26th July 2025
31AQI
31AQI
27th July 2025
25AQI
25AQI
28th July 2025
23AQI
23AQI
29th July 2025
26AQI
26AQI
30th July 2025
24AQI
24AQI
31st July 2025
31AQI
31AQI
1st August 2025
40AQI
40AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
40AQI
40AQI
4th August 2025
34AQI
34AQI
5th August 2025
30AQI
30AQI
6th August 2025
22AQI
22AQI
7th August 2025
17AQI
17AQI
8th August 2025
16AQI
16AQI
9th August 2025
16AQI
16AQI
10th August 2025
17AQI
17AQI
11th August 2025
17AQI
17AQI
12th August 2025
17AQI
17AQI
13th August 2025
16AQI
16AQI
14th August 2025
19AQI
19AQI
15th August 2025
21AQI
21AQI
16th August 2025
14AQI
14AQI
17th August 2025
14AQI
14AQI
18th August 2025
14AQI
14AQI
19th August 2025
14AQI
14AQI
30AQI
27AQI
25AQI
24AQI
21AQI
19AQI
27AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202525AQI
31
28
31
30
31
30
31
19
231
Highest AQI recorded in
January30AQI
Lowest AQI recorded in
June19AQI
202422AQI
26
5
29
31
26
4
27
4
30
31
30
29
1
31
30
31
351
14
Highest AQI recorded in
April32AQI
Lowest AQI recorded in
October13AQI
202322AQI
31
27
1
31
20
4
31
14
4
31
31
28
31
28
1
30
1
333
11
Highest AQI recorded in
April34AQI
Lowest AQI recorded in
September13AQI
202222AQI
29
2
21
2
27
29
1
28
1
1
28
2
4
1
3
29
30
1
27
3
28
3
283
16
1
Highest AQI recorded in
November29AQI
Lowest AQI recorded in
August14AQI
202120AQI
20
1
1
13
31
26
4
31
30
29
2
31
30
31
29
1
24
7
325
15
1
Highest AQI recorded in
December33AQI
Lowest AQI recorded in
September12AQI
202017AQI
13
21
18
30
31
31
29
1
25
6
27
1
29
1
1
254
9
1
Highest AQI recorded in
October29AQI
Lowest AQI recorded in
March9AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
25AQILeast Polluted Year Recorded
2020(Avg.)
17AQIHarstad's annual 2025 AQI (25) shows an average percentage change of 20.9% (worsened AQI) compared to previous years: 2020 (17), 2021 (20), 2022 (22), 2023 (22), 2024 (22).
