Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Trondheim, Trondelag, 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+

July Air Quality Analysis

Trondheim, Trondelag, Norway

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Jul 2025
54AQI
Lowest AQI recorded on
24th Jul 2022
10AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 24 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

Trondheim, Trondelag, Norway

AQI
Day
Night
.

3 AM29th Jul 2026

11 PM

2 AM30th Jul 2026

Day time
Avg. Highest Time
8PM29th Jul

31AQI

Avg. Lowest Time
4AM29th Jul

18AQI

Night time
Avg. Highest Time
11PM29th Jul

26AQI

Avg. Lowest Time
3AM29th Jul

18AQI

In the last 24 hours,

Trondheim's AQI reached its highest point of 31 at 8 PM during the Day, while the lowest point, 18, was recorded at 4 AM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Trondheim, Trondelag, Norway

Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 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
Day
Night
1st Jul 2026153 AMAQI
1st Jul 2026164 AMAQI
1st Jul 2026125 AMAQI
1st Jul 2026186 AMAQI
1st Jul 2026167 AMAQI
1st Jul 2026128 AMAQI
1st Jul 2026209 AMAQI
1st Jul 20262410 AMAQI
1st Jul 20262411 AMAQI
1st Jul 20262412 PMAQI
1st Jul 2026221 PMAQI
1st Jul 2026252 PMAQI
1st Jul 2026263 PMAQI
1st Jul 2026254 PMAQI
1st Jul 2026285 PMAQI
1st Jul 2026266 PMAQI
1st Jul 2026267 PMAQI
1st Jul 2026448 PMAQI
1st Jul 2026689 PMAQI
1st Jul 20264210 PMAQI
1st Jul 20264011 PMAQI
2nd Jul 20262212 AMAQI
2nd Jul 2026241 AMAQI
2nd Jul 2026222 AMAQI

13°C10/15°C

2nd Jul 2026223 AMAQI
2nd Jul 2026164 AMAQI
2nd Jul 2026165 AMAQI
2nd Jul 2026196 AMAQI
2nd Jul 2026157 AMAQI
2nd Jul 2026428 AMAQI
2nd Jul 2026449 AMAQI
2nd Jul 20263710 AMAQI
2nd Jul 20262811 AMAQI
2nd Jul 20262812 PMAQI
2nd Jul 2026181 PMAQI
2nd Jul 2026172 PMAQI
2nd Jul 2026253 PMAQI
2nd Jul 2026204 PMAQI
2nd Jul 2026165 PMAQI
2nd Jul 2026166 PMAQI
2nd Jul 2026137 PMAQI
2nd Jul 2026258 PMAQI
2nd Jul 2026179 PMAQI
2nd Jul 20261810 PMAQI
2nd Jul 20261711 PMAQI
3rd Jul 20262412 AMAQI
3rd Jul 2026591 AMAQI
3rd Jul 2026502 AMAQI

14°C10/19°C

3rd Jul 2026463 AMAQI
3rd Jul 2026214 AMAQI
3rd Jul 202685 AMAQI
3rd Jul 202686 AMAQI
3rd Jul 2026177 AMAQI
3rd Jul 2026268 AMAQI
3rd Jul 2026269 AMAQI
3rd Jul 20262710 AMAQI
3rd Jul 20262411 AMAQI
3rd Jul 20262412 PMAQI
3rd Jul 2026251 PMAQI
3rd Jul 2026252 PMAQI
3rd Jul 2026263 PMAQI
3rd Jul 2026274 PMAQI
3rd Jul 2026285 PMAQI
3rd Jul 2026286 PMAQI
3rd Jul 2026237 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026229 PMAQI
3rd Jul 20262410 PMAQI
3rd Jul 20262411 PMAQI
4th Jul 20262012 AMAQI
4th Jul 2026251 AMAQI
4th Jul 2026182 AMAQI

12°C9/14°C

4th Jul 202683 AMAQI
4th Jul 2026204 AMAQI
4th Jul 202685 AMAQI
4th Jul 2026156 AMAQI
4th Jul 2026177 AMAQI
4th Jul 202698 AMAQI
4th Jul 2026109 AMAQI
4th Jul 20261310 AMAQI
4th Jul 20261311 AMAQI
4th Jul 2026912 PMAQI
4th Jul 2026141 PMAQI
4th Jul 2026132 PMAQI
4th Jul 2026113 PMAQI
4th Jul 202694 PMAQI
4th Jul 202675 PMAQI
4th Jul 202676 PMAQI
4th Jul 202687 PMAQI
4th Jul 202688 PMAQI
4th Jul 202689 PMAQI
4th Jul 20261110 PMAQI
4th Jul 20262511 PMAQI
5th Jul 20262712 AMAQI
5th Jul 2026111 AMAQI
5th Jul 2026112 AMAQI

11°C8/14°C

5th Jul 2026113 AMAQI
5th Jul 2026124 AMAQI
5th Jul 2026105 AMAQI
5th Jul 202686 AMAQI
5th Jul 202667 AMAQI
5th Jul 202648 AMAQI
5th Jul 202669 AMAQI
5th Jul 2026810 AMAQI
5th Jul 2026811 AMAQI
5th Jul 2026812 PMAQI
5th Jul 2026121 PMAQI
5th Jul 2026182 PMAQI
5th Jul 2026213 PMAQI
5th Jul 2026124 PMAQI
5th Jul 202685 PMAQI
5th Jul 2026106 PMAQI
5th Jul 2026137 PMAQI
5th Jul 2026108 PMAQI
5th Jul 202689 PMAQI
5th Jul 2026710 PMAQI
5th Jul 2026711 PMAQI
6th Jul 20261212 AMAQI
6th Jul 2026131 AMAQI
6th Jul 202682 AMAQI

10°C8/11°C

6th Jul 202693 AMAQI
6th Jul 202684 AMAQI
6th Jul 202645 AMAQI
6th Jul 202686 AMAQI
6th Jul 202667 AMAQI
6th Jul 202678 AMAQI
6th Jul 202679 AMAQI
6th Jul 20261010 AMAQI
6th Jul 20261211 AMAQI
6th Jul 20261012 PMAQI
6th Jul 2026101 PMAQI
6th Jul 2026152 PMAQI
6th Jul 2026143 PMAQI
6th Jul 2026124 PMAQI
6th Jul 2026115 PMAQI
6th Jul 202686 PMAQI
6th Jul 202687 PMAQI
6th Jul 202688 PMAQI
6th Jul 202699 PMAQI
6th Jul 2026810 PMAQI
6th Jul 20261011 PMAQI
7th Jul 20261212 AMAQI
7th Jul 2026261 AMAQI
7th Jul 2026222 AMAQI

9°C6/12°C

7th Jul 2026233 AMAQI
7th Jul 2026214 AMAQI
7th Jul 2026215 AMAQI
7th Jul 2026206 AMAQI
7th Jul 2026227 AMAQI
7th Jul 2026268 AMAQI
7th Jul 2026149 AMAQI
7th Jul 20261210 AMAQI
7th Jul 20261111 AMAQI
7th Jul 20261812 PMAQI
7th Jul 2026261 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026253 PMAQI
7th Jul 2026254 PMAQI
7th Jul 2026215 PMAQI
7th Jul 2026186 PMAQI
7th Jul 2026147 PMAQI
7th Jul 2026118 PMAQI
7th Jul 202669 PMAQI
7th Jul 2026810 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20261912 AMAQI
8th Jul 2026231 AMAQI
8th Jul 2026262 AMAQI

9°C9/11°C

8th Jul 2026243 AMAQI
8th Jul 2026224 AMAQI
8th Jul 2026235 AMAQI
8th Jul 2026216 AMAQI
8th Jul 2026187 AMAQI
8th Jul 2026208 AMAQI
8th Jul 2026219 AMAQI
8th Jul 20261910 AMAQI
8th Jul 20261811 AMAQI
8th Jul 20261212 PMAQI
8th Jul 202661 PMAQI
8th Jul 202662 PMAQI
8th Jul 202683 PMAQI
8th Jul 2026114 PMAQI
8th Jul 202685 PMAQI
8th Jul 202676 PMAQI
8th Jul 2026177 PMAQI
8th Jul 2026198 PMAQI
8th Jul 2026279 PMAQI
8th Jul 20264610 PMAQI
8th Jul 20261711 PMAQI
9th Jul 20261712 AMAQI
9th Jul 2026161 AMAQI
9th Jul 2026122 AMAQI

10°C8/12°C

9th Jul 2026103 AMAQI
9th Jul 2026114 AMAQI
9th Jul 2026115 AMAQI
9th Jul 2026156 AMAQI
9th Jul 2026227 AMAQI
9th Jul 2026178 AMAQI
9th Jul 2026109 AMAQI
9th Jul 20261710 AMAQI
9th Jul 20262111 AMAQI
9th Jul 20262312 PMAQI
9th Jul 2026271 PMAQI
9th Jul 2026372 PMAQI
9th Jul 2026193 PMAQI
9th Jul 2026214 PMAQI
9th Jul 2026205 PMAQI
9th Jul 2026226 PMAQI
9th Jul 2026207 PMAQI
9th Jul 2026228 PMAQI
9th Jul 2026199 PMAQI
9th Jul 20262010 PMAQI
9th Jul 20261411 PMAQI
10th Jul 20261612 AMAQI
10th Jul 2026211 AMAQI
10th Jul 2026202 AMAQI

11°C7/14°C

10th Jul 2026173 AMAQI
10th Jul 2026174 AMAQI
10th Jul 2026175 AMAQI
10th Jul 2026196 AMAQI
10th Jul 2026227 AMAQI
10th Jul 2026418 AMAQI
10th Jul 2026409 AMAQI
10th Jul 20263610 AMAQI
10th Jul 20262311 AMAQI
10th Jul 20261612 PMAQI
10th Jul 2026211 PMAQI
10th Jul 2026262 PMAQI
10th Jul 2026283 PMAQI
10th Jul 2026214 PMAQI
10th Jul 2026165 PMAQI
10th Jul 2026196 PMAQI
10th Jul 2026187 PMAQI
10th Jul 202688 PMAQI
10th Jul 202679 PMAQI
10th Jul 2026810 PMAQI
10th Jul 2026911 PMAQI
11th Jul 2026912 AMAQI
11th Jul 202661 AMAQI
11th Jul 202662 AMAQI

15°C11/18°C

11th Jul 202683 AMAQI
11th Jul 202684 AMAQI
11th Jul 202665 AMAQI
11th Jul 202646 AMAQI
11th Jul 202657 AMAQI
11th Jul 202648 AMAQI
11th Jul 2026139 AMAQI
11th Jul 20261910 AMAQI
11th Jul 20261211 AMAQI
11th Jul 2026712 PMAQI
11th Jul 2026131 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026293 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026297 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026269 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026272 AMAQI

12°C9/14°C

12th Jul 2026283 AMAQI
12th Jul 2026244 AMAQI
12th Jul 2026245 AMAQI
12th Jul 2026226 AMAQI
12th Jul 2026207 AMAQI
12th Jul 2026218 AMAQI
12th Jul 2026239 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262712 PMAQI
12th Jul 2026271 PMAQI
12th Jul 2026262 PMAQI
12th Jul 2026263 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026225 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026187 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026249 PMAQI
12th Jul 20262610 PMAQI
12th Jul 20262611 PMAQI
13th Jul 20262412 AMAQI
13th Jul 2026251 AMAQI
13th Jul 2026262 AMAQI

11°C7/15°C

13th Jul 2026203 AMAQI
13th Jul 2026184 AMAQI
13th Jul 2026235 AMAQI
13th Jul 2026206 AMAQI
13th Jul 2026207 AMAQI
13th Jul 2026198 AMAQI
13th Jul 2026229 AMAQI
13th Jul 20262710 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262912 PMAQI
13th Jul 2026281 PMAQI
13th Jul 2026292 PMAQI
13th Jul 2026323 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026265 PMAQI
13th Jul 2026206 PMAQI
13th Jul 2026257 PMAQI
13th Jul 2026288 PMAQI
13th Jul 2026249 PMAQI
13th Jul 20263010 PMAQI
13th Jul 20262811 PMAQI
14th Jul 20263012 AMAQI
14th Jul 2026251 AMAQI
14th Jul 2026302 AMAQI

12°C8/16°C

14th Jul 2026293 AMAQI
14th Jul 2026224 AMAQI
14th Jul 2026215 AMAQI
14th Jul 2026206 AMAQI
14th Jul 2026207 AMAQI
14th Jul 2026218 AMAQI
14th Jul 2026229 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20263011 AMAQI
14th Jul 20263012 PMAQI
14th Jul 2026311 PMAQI
14th Jul 2026312 PMAQI
14th Jul 2026303 PMAQI
14th Jul 2026334 PMAQI
14th Jul 2026335 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026327 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026269 PMAQI
14th Jul 20262810 PMAQI
14th Jul 20262511 PMAQI
15th Jul 20262712 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026292 AMAQI

14°C10/17°C

15th Jul 2026443 AMAQI
15th Jul 2026594 AMAQI
15th Jul 2026575 AMAQI
15th Jul 2026566 AMAQI
15th Jul 2026557 AMAQI
15th Jul 2026568 AMAQI
15th Jul 2026569 AMAQI
15th Jul 20265610 AMAQI
15th Jul 20265411 AMAQI
15th Jul 20265212 PMAQI
15th Jul 2026481 PMAQI
15th Jul 2026472 PMAQI
15th Jul 2026263 PMAQI
15th Jul 2026244 PMAQI
15th Jul 2026235 PMAQI
15th Jul 2026256 PMAQI
15th Jul 2026277 PMAQI
15th Jul 2026258 PMAQI
15th Jul 2026249 PMAQI
15th Jul 20262710 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026271 AMAQI
16th Jul 2026292 AMAQI

15°C12/18°C

16th Jul 2026293 AMAQI
16th Jul 2026254 AMAQI
16th Jul 2026255 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026247 AMAQI
16th Jul 2026488 AMAQI
16th Jul 2026799 AMAQI
16th Jul 20267910 AMAQI
16th Jul 20267511 AMAQI
16th Jul 20267012 PMAQI
16th Jul 2026701 PMAQI
16th Jul 2026622 PMAQI
16th Jul 2026573 PMAQI
16th Jul 2026524 PMAQI
16th Jul 2026405 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026308 PMAQI
16th Jul 2026289 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20262612 AMAQI
17th Jul 2026241 AMAQI
17th Jul 2026252 AMAQI

15°C11/19°C

17th Jul 2026273 AMAQI
17th Jul 2026254 AMAQI
17th Jul 2026255 AMAQI
17th Jul 2026246 AMAQI
17th Jul 2026217 AMAQI
17th Jul 2026228 AMAQI
17th Jul 2026459 AMAQI
17th Jul 20264510 AMAQI
17th Jul 20264711 AMAQI
17th Jul 20264612 PMAQI
17th Jul 2026411 PMAQI
17th Jul 2026362 PMAQI
17th Jul 2026343 PMAQI
17th Jul 2026324 PMAQI
17th Jul 2026325 PMAQI
17th Jul 2026366 PMAQI
17th Jul 2026307 PMAQI
17th Jul 2026258 PMAQI
17th Jul 2026259 PMAQI
17th Jul 20262510 PMAQI
17th Jul 20262511 PMAQI
18th Jul 20262612 AMAQI
18th Jul 2026301 AMAQI
18th Jul 2026302 AMAQI

13°C11/14°C

18th Jul 2026283 AMAQI
18th Jul 2026244 AMAQI
18th Jul 2026295 AMAQI
18th Jul 2026296 AMAQI
18th Jul 2026277 AMAQI
18th Jul 2026238 AMAQI
18th Jul 2026229 AMAQI
18th Jul 20262210 AMAQI
18th Jul 20262411 AMAQI
18th Jul 20262212 PMAQI
18th Jul 2026241 PMAQI
18th Jul 2026252 PMAQI
18th Jul 2026263 PMAQI
18th Jul 2026264 PMAQI
18th Jul 2026275 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026287 PMAQI
18th Jul 2026358 PMAQI
18th Jul 2026429 PMAQI
18th Jul 20264610 PMAQI
18th Jul 20263211 PMAQI
19th Jul 20262412 AMAQI
19th Jul 2026211 AMAQI
19th Jul 2026182 AMAQI

11°C9/13°C

19th Jul 2026203 AMAQI
19th Jul 2026194 AMAQI
19th Jul 2026165 AMAQI
19th Jul 2026166 AMAQI
19th Jul 2026147 AMAQI
19th Jul 2026148 AMAQI
19th Jul 2026189 AMAQI
19th Jul 20261810 AMAQI
19th Jul 20261411 AMAQI
19th Jul 20261612 PMAQI
19th Jul 2026241 PMAQI
19th Jul 2026332 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026234 PMAQI
19th Jul 2026145 PMAQI
19th Jul 2026166 PMAQI
19th Jul 2026187 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026209 PMAQI
19th Jul 20262010 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026201 AMAQI
20th Jul 2026212 AMAQI

11°C7/14°C

20th Jul 2026203 AMAQI
20th Jul 2026154 AMAQI
20th Jul 2026165 AMAQI
20th Jul 2026166 AMAQI
20th Jul 2026107 AMAQI
20th Jul 2026208 AMAQI
20th Jul 2026189 AMAQI
20th Jul 20263010 AMAQI
20th Jul 20262611 AMAQI
20th Jul 20262312 PMAQI
20th Jul 2026231 PMAQI
20th Jul 2026222 PMAQI
20th Jul 2026243 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026125 PMAQI
20th Jul 2026146 PMAQI
20th Jul 2026247 PMAQI
20th Jul 2026208 PMAQI
20th Jul 2026179 PMAQI
20th Jul 20261310 PMAQI
20th Jul 20261511 PMAQI
21st Jul 20262612 AMAQI
21st Jul 2026271 AMAQI
21st Jul 2026222 AMAQI

11°C7/16°C

21st Jul 2026253 AMAQI
21st Jul 2026244 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026217 AMAQI
21st Jul 202698 AMAQI
21st Jul 202699 AMAQI
21st Jul 20261610 AMAQI
21st Jul 20262511 AMAQI
21st Jul 20261612 PMAQI
21st Jul 2026251 PMAQI
21st Jul 2026362 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026214 PMAQI
21st Jul 2026215 PMAQI
21st Jul 2026216 PMAQI
21st Jul 2026217 PMAQI
21st Jul 2026268 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262410 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262412 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026242 AMAQI

12°C11/14°C

22nd Jul 2026263 AMAQI
22nd Jul 2026264 AMAQI
22nd Jul 2026385 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026157 AMAQI
22nd Jul 2026208 AMAQI
22nd Jul 2026209 AMAQI
22nd Jul 20262010 AMAQI
22nd Jul 20262011 AMAQI
22nd Jul 20262012 PMAQI
22nd Jul 2026181 PMAQI
22nd Jul 2026182 PMAQI
22nd Jul 2026163 PMAQI
22nd Jul 2026184 PMAQI
22nd Jul 2026205 PMAQI
22nd Jul 2026216 PMAQI
22nd Jul 2026237 PMAQI
22nd Jul 2026248 PMAQI
22nd Jul 2026189 PMAQI
22nd Jul 20261810 PMAQI
22nd Jul 20262111 PMAQI
23rd Jul 20262012 AMAQI
23rd Jul 2026201 AMAQI
23rd Jul 2026202 AMAQI

11°C9/13°C

23rd Jul 2026143 AMAQI
23rd Jul 2026164 AMAQI
23rd Jul 2026145 AMAQI
23rd Jul 2026166 AMAQI
23rd Jul 2026167 AMAQI
23rd Jul 2026218 AMAQI
23rd Jul 2026209 AMAQI
23rd Jul 20262010 AMAQI
23rd Jul 20262011 AMAQI
23rd Jul 20262012 PMAQI
23rd Jul 2026181 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026213 PMAQI
23rd Jul 2026184 PMAQI
23rd Jul 2026205 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026227 PMAQI
23rd Jul 2026258 PMAQI
23rd Jul 2026219 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026221 AMAQI
24th Jul 2026242 AMAQI

11°C8/15°C

24th Jul 2026283 AMAQI
24th Jul 2026234 AMAQI
24th Jul 2026235 AMAQI
24th Jul 2026166 AMAQI
24th Jul 2026167 AMAQI
24th Jul 2026228 AMAQI
24th Jul 2026289 AMAQI
24th Jul 20262010 AMAQI
24th Jul 20262211 AMAQI
24th Jul 20262612 PMAQI
24th Jul 2026201 PMAQI
24th Jul 2026172 PMAQI
24th Jul 2026223 PMAQI
24th Jul 2026134 PMAQI
24th Jul 2026205 PMAQI
24th Jul 2026166 PMAQI
24th Jul 2026207 PMAQI
24th Jul 2026208 PMAQI
24th Jul 2026489 PMAQI
24th Jul 20263010 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026121 AMAQI
25th Jul 2026102 AMAQI

11°C10/12°C

25th Jul 2026133 AMAQI
25th Jul 2026144 AMAQI
25th Jul 2026135 AMAQI
25th Jul 2026146 AMAQI
25th Jul 2026167 AMAQI
25th Jul 2026188 AMAQI
25th Jul 2026119 AMAQI
25th Jul 20261810 AMAQI
25th Jul 20261411 AMAQI
25th Jul 20261312 PMAQI
25th Jul 2026131 PMAQI
25th Jul 2026142 PMAQI
25th Jul 2026143 PMAQI
25th Jul 2026184 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026227 PMAQI
25th Jul 2026228 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262210 PMAQI
25th Jul 20262211 PMAQI
26th Jul 20262212 AMAQI
26th Jul 2026201 AMAQI
26th Jul 2026202 AMAQI

14°C11/19°C

26th Jul 2026203 AMAQI
26th Jul 2026224 AMAQI
26th Jul 2026235 AMAQI
26th Jul 2026186 AMAQI
26th Jul 2026207 AMAQI
26th Jul 2026208 AMAQI
26th Jul 2026189 AMAQI
26th Jul 20261610 AMAQI
26th Jul 20262211 AMAQI
26th Jul 20261412 PMAQI
26th Jul 2026161 PMAQI
26th Jul 2026142 PMAQI
26th Jul 2026163 PMAQI
26th Jul 2026164 PMAQI
26th Jul 2026185 PMAQI
26th Jul 2026186 PMAQI
26th Jul 2026157 PMAQI
26th Jul 2026208 PMAQI
26th Jul 2026189 PMAQI
26th Jul 20261810 PMAQI
26th Jul 20261411 PMAQI
27th Jul 20261612 AMAQI
27th Jul 2026181 AMAQI
27th Jul 2026162 AMAQI

12°C10/14°C

27th Jul 2026163 AMAQI
27th Jul 2026184 AMAQI
27th Jul 2026205 AMAQI
27th Jul 2026126 AMAQI
27th Jul 2026147 AMAQI
27th Jul 2026148 AMAQI
27th Jul 2026149 AMAQI
27th Jul 20261410 AMAQI
27th Jul 20261611 AMAQI
27th Jul 20261812 PMAQI
27th Jul 2026181 PMAQI
27th Jul 2026162 PMAQI
27th Jul 2026183 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026318 PMAQI
27th Jul 2026339 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262011 PMAQI
28th Jul 20262212 AMAQI
28th Jul 2026221 AMAQI
28th Jul 2026242 AMAQI

12°C9/15°C

28th Jul 2026213 AMAQI
28th Jul 2026224 AMAQI
28th Jul 2026235 AMAQI
28th Jul 2026236 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026168 AMAQI
28th Jul 2026189 AMAQI
28th Jul 20261610 AMAQI
28th Jul 20261611 AMAQI
28th Jul 20261612 PMAQI
28th Jul 2026111 PMAQI
28th Jul 2026142 PMAQI
28th Jul 2026183 PMAQI
28th Jul 2026264 PMAQI
28th Jul 2026365 PMAQI
28th Jul 2026356 PMAQI
28th Jul 2026267 PMAQI
28th Jul 2026208 PMAQI
28th Jul 2026209 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026241 AMAQI
29th Jul 2026222 AMAQI

11°C10/13°C

29th Jul 2026183 AMAQI
29th Jul 2026184 AMAQI
29th Jul 2026225 AMAQI
29th Jul 2026206 AMAQI
29th Jul 2026247 AMAQI
29th Jul 2026228 AMAQI
29th Jul 2026229 AMAQI
29th Jul 20262210 AMAQI
29th Jul 20262411 AMAQI
29th Jul 20262212 PMAQI
29th Jul 2026241 PMAQI
29th Jul 2026262 PMAQI
29th Jul 2026203 PMAQI
29th Jul 2026284 PMAQI
29th Jul 2026285 PMAQI
29th Jul 2026266 PMAQI
29th Jul 2026287 PMAQI
29th Jul 2026318 PMAQI
29th Jul 2026289 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262611 PMAQI
30th Jul 20262612 AMAQI
30th Jul 2026221 AMAQI
30th Jul 2026232 AMAQI

14°C10/19°C

30th Jul 2026283 AMAQI
3 AM
30th Jul 2026284 AMAQI
30th Jul 2026305 AMAQI
30th Jul 2026286 AMAQI
30th Jul 2026307 AMAQI
30th Jul 2026308 AMAQI
30th Jul 2026289 AMAQI
30th Jul 20262610 AMAQI
30th Jul 20262611 AMAQI
30th Jul 20263012 PMAQI
30th Jul 2026301 PMAQI
1 PM
30th Jul 2026262 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026304 PMAQI
30th Jul 2026275 PMAQI
30th Jul 2026246 PMAQI
30th Jul 2026227 PMAQI
30th Jul 2026228 PMAQI
30th Jul 2026229 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20262111 PMAQI
11 PM
1 AM
2 AM

12°C12/13°C

Day time
Avg. Highest Time
10 AM

25AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
7 AM

19AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 25), while the lowest AQI was between 7 AM to 7 AM (Avg. 19).
Night time
Avg. Highest Time
1 AM

23AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM

21AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 23), while the lowest AQI was between 2 AM to 2 AM (Avg. 21).

2026 Days Vs Air Quality

Trondheim, Trondelag, Norway

2026

96%

199

4%

8

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
199 Days
Moderate
8 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2026, 96% of 211 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

Trondheim, Trondelag, Norway

AQI levels in 2026

AQI (US)
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.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
22AQI (US)
2nd January 2026
25AQI (US)
3rd January 2026
47AQI (US)
4th January 2026
66AQI (US)
5th January 2026
69AQI (US)
6th January 2026
53AQI (US)
7th January 2026
50AQI (US)
8th January 2026
22AQI (US)
9th January 2026
24AQI (US)
10th January 2026
30AQI (US)
11th January 2026
50AQI (US)
12th January 2026
24AQI (US)
13th January 2026
12AQI (US)
14th January 2026
18AQI (US)
15th January 2026
46AQI (US)
16th January 2026
15AQI (US)
17th January 2026
24AQI (US)
18th January 2026
49AQI (US)
19th January 2026
63AQI (US)
20th January 2026
53AQI (US)
21st January 2026
38AQI (US)
22nd January 2026
22AQI (US)
23rd January 2026
17AQI (US)
24th January 2026
40AQI (US)
25th January 2026
40AQI (US)
26th January 2026
35AQI (US)
27th January 2026
41AQI (US)
28th January 2026
36AQI (US)
29th January 2026
48AQI (US)
30th January 2026
36AQI (US)
31st January 2026
12AQI (US)
1st February 2026
26AQI (US)
2nd February 2026
30AQI (US)
3rd February 2026
48AQI (US)
4th February 2026
38AQI (US)
5th February 2026
48AQI (US)
6th February 2026
57AQI (US)
7th February 2026
54AQI (US)
8th February 2026
29AQI (US)
9th February 2026
24AQI (US)
10th February 2026
29AQI (US)
11th February 2026
40AQI (US)
12th February 2026
32AQI (US)
13th February 2026
26AQI (US)
14th February 2026
19AQI (US)
15th February 2026
34AQI (US)
16th February 2026
35AQI (US)
17th February 2026
30AQI (US)
18th February 2026
30AQI (US)
19th February 2026
32AQI (US)
20th February 2026
52AQI (US)
21st February 2026
25AQI (US)
22nd February 2026
26AQI (US)
23rd February 2026
35AQI (US)
24th February 2026
23AQI (US)
25th February 2026
19AQI (US)
26th February 2026
38AQI (US)
27th February 2026
34AQI (US)
28th February 2026
15AQI (US)
1st March 2026
28AQI (US)
2nd March 2026
22AQI (US)
3rd March 2026
26AQI (US)
4th March 2026
27AQI (US)
5th March 2026
34AQI (US)
6th March 2026
43AQI (US)
7th March 2026
45AQI (US)
8th March 2026
46AQI (US)
9th March 2026
42AQI (US)
10th March 2026
46AQI (US)
11th March 2026
24AQI (US)
12th March 2026
12AQI (US)
13th March 2026
28AQI (US)
14th March 2026
28AQI (US)
15th March 2026
28AQI (US)
16th March 2026
18AQI (US)
17th March 2026
18AQI (US)
18th March 2026
26AQI (US)
19th March 2026
32AQI (US)
20th March 2026
49AQI (US)
21st March 2026
25AQI (US)
22nd March 2026
21AQI (US)
23rd March 2026
28AQI (US)
24th March 2026
40AQI (US)
25th March 2026
36AQI (US)
26th March 2026
16AQI (US)
27th March 2026
23AQI (US)
28th March 2026
24AQI (US)
29th March 2026
25AQI (US)
30th March 2026
31AQI (US)
31st March 2026
24AQI (US)
1st April 2026
26AQI (US)
2nd April 2026
20AQI (US)
3rd April 2026
12AQI (US)
4th April 2026
18AQI (US)
5th April 2026
19AQI (US)
6th April 2026
12AQI (US)
7th April 2026
26AQI (US)
8th April 2026
35AQI (US)
9th April 2026
26AQI (US)
10th April 2026
23AQI (US)
11th April 2026
29AQI (US)
12th April 2026
26AQI (US)
13th April 2026
28AQI (US)
14th April 2026
24AQI (US)
15th April 2026
26AQI (US)
16th April 2026
37AQI (US)
17th April 2026
18th April 2026
26AQI (US)
19th April 2026
20AQI (US)
20th April 2026
19AQI (US)
21st April 2026
23AQI (US)
22nd April 2026
23rd April 2026
9AQI (US)
24th April 2026
14AQI (US)
25th April 2026
17AQI (US)
26th April 2026
8AQI (US)
27th April 2026
22AQI (US)
28th April 2026
27AQI (US)
29th April 2026
20AQI (US)
30th April 2026
26AQI (US)
1st May 2026
26AQI (US)
2nd May 2026
23AQI (US)
3rd May 2026
13AQI (US)
4th May 2026
19AQI (US)
5th May 2026
20AQI (US)
6th May 2026
24AQI (US)
7th May 2026
22AQI (US)
8th May 2026
22AQI (US)
9th May 2026
10th May 2026
13AQI (US)
11th May 2026
24AQI (US)
12th May 2026
28AQI (US)
13th May 2026
32AQI (US)
14th May 2026
14AQI (US)
15th May 2026
20AQI (US)
16th May 2026
36AQI (US)
17th May 2026
41AQI (US)
18th May 2026
36AQI (US)
19th May 2026
34AQI (US)
20th May 2026
32AQI (US)
21st May 2026
36AQI (US)
22nd May 2026
34AQI (US)
23rd May 2026
38AQI (US)
24th May 2026
50AQI (US)
25th May 2026
42AQI (US)
26th May 2026
28AQI (US)
27th May 2026
10AQI (US)
28th May 2026
16AQI (US)
29th May 2026
22AQI (US)
30th May 2026
19AQI (US)
31st May 2026
24AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
23AQI (US)
3rd June 2026
22AQI (US)
4th June 2026
20AQI (US)
5th June 2026
12AQI (US)
6th June 2026
20AQI (US)
7th June 2026
17AQI (US)
8th June 2026
22AQI (US)
9th June 2026
18AQI (US)
10th June 2026
9AQI (US)
11th June 2026
14AQI (US)
12th June 2026
18AQI (US)
13th June 2026
12AQI (US)
14th June 2026
20AQI (US)
15th June 2026
20AQI (US)
16th June 2026
22AQI (US)
17th June 2026
23AQI (US)
18th June 2026
22AQI (US)
19th June 2026
19AQI (US)
20th June 2026
17AQI (US)
21st June 2026
10AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
20AQI (US)
24th June 2026
18AQI (US)
25th June 2026
16AQI (US)
26th June 2026
22AQI (US)
27th June 2026
24AQI (US)
28th June 2026
22AQI (US)
29th June 2026
21AQI (US)
30th June 2026
20AQI (US)
1st July 2026
24AQI (US)
2nd July 2026
22AQI (US)
3rd July 2026
26AQI (US)
4th July 2026
12AQI (US)
5th July 2026
10AQI (US)
6th July 2026
10AQI (US)
7th July 2026
19AQI (US)
8th July 2026
18AQI (US)
9th July 2026
18AQI (US)
10th July 2026
20AQI (US)
11th July 2026
16AQI (US)
12th July 2026
26AQI (US)
13th July 2026
25AQI (US)
14th July 2026
28AQI (US)
15th July 2026
40AQI (US)
16th July 2026
42AQI (US)
17th July 2026
31AQI (US)
18th July 2026
28AQI (US)
19th July 2026
20AQI (US)
20th July 2026
20AQI (US)
21st July 2026
22AQI (US)
22nd July 2026
22AQI (US)
23rd July 2026
20AQI (US)
24th July 2026
22AQI (US)
25th July 2026
16AQI (US)
26th July 2026
18AQI (US)
27th July 2026
20AQI (US)
28th July 2026
22AQI (US)
29th July 2026
24AQI (US)
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

36AQI (US)

33AQI (US)

30AQI (US)

22AQI (US)

27AQI (US)

19AQI (US)

22AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202627AQI (US)

26
5
25
3
31
28
30
30
29
199
8

Highest AQI (US) recorded in

January

36AQI (US)

Lowest AQI (US) recorded in

June

19AQI (US)

202528AQI (US)

31
28
31
30
31
30
28
3
31
30
30
1
29
1
25
6
354
11

Highest AQI (US) recorded in

December

39AQI (US)

Lowest AQI (US) recorded in

September

18AQI (US)

202422AQI (US)

16
1
22
28
2
31
30
31
31
28
2
27
1
3
30
31
306
5
3

Highest AQI (US) recorded in

May

30AQI (US)

Lowest AQI (US) recorded in

March

9AQI (US)

202325AQI (US)

31
28
31
29
1
22
1
26
26
31
30
31
28
1
30
1
343
4

Highest AQI (US) recorded in

May

32AQI (US)

Lowest AQI (US) recorded in

September

18AQI (US)

202223AQI (US)

30
22
30
1
29
1
29
1
30
24
1
29
31
30
29
2
314
5

Highest AQI (US) recorded in

December

30AQI (US)

Lowest AQI (US) recorded in

August

16AQI (US)

202124AQI (US)

3
29
2
30
23
31
23
30
1
29
1
31
229
4

Highest AQI (US) recorded in

May

29AQI (US)

Lowest AQI (US) recorded in

December

20AQI (US)

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
28AQI (US)
Least Polluted Year Recorded
2024(Avg.)
22AQI (US)

Trondheim's annual 2026 AQI (US) (27) shows an average percentage change of 11.4% (worsened AQI (US)) compared to previous years: 2021 (24), 2022 (23), 2023 (25), 2024 (22), 2025 (28).