Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Davos, Graubunden, Switzerland 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

Davos, Graubunden, Switzerland

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
13th Aug 2025
55AQI
Lowest AQI recorded on
31st Aug 2023
17AQI

Same Day Analysis (1st August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 36 of Good air quality on the same day.

Day & Night AQI Trend: 31st Jul - 1st Aug 2026

Davos, Graubunden, Switzerland

AQI
Day
Night
.

5 AM31st Jul 2026

9 PM

4 AM1st Aug 2026

Day time
Avg. Highest Time
6PM31st Jul

54AQI

Avg. Lowest Time
8PM31st Jul

40AQI

Night time
Avg. Highest Time
9PM31st Jul

39AQI

Avg. Lowest Time
12AM1st Aug

33AQI

In the last 24 hours,

Davos's AQI reached its highest point of 54 at 6 PM during the Day, while the lowest point, 33, was recorded at 12 AM during the Night between 31st Jul and 1st Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Davos, Graubunden, Switzerland

JulAug
03rd - 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 - 31st31st - 01st01st
Day
Night
3rd Jul 2026195 AMAQI
3rd Jul 2026206 AMAQI
3rd Jul 2026187 AMAQI
3rd Jul 2026178 AMAQI
3rd Jul 2026219 AMAQI
3rd Jul 20262010 AMAQI
3rd Jul 20262011 AMAQI
3rd Jul 20261112 PMAQI
3rd Jul 2026141 PMAQI
3rd Jul 2026152 PMAQI
3rd Jul 2026183 PMAQI
3rd Jul 2026184 PMAQI
3rd Jul 2026165 PMAQI
3rd Jul 2026206 PMAQI
3rd Jul 2026187 PMAQI
3rd Jul 2026188 PMAQI
3rd Jul 2026189 PMAQI
3rd Jul 20261410 PMAQI
3rd Jul 20261411 PMAQI
4th Jul 20261612 AMAQI
4th Jul 2026141 AMAQI
4th Jul 2026182 AMAQI
4th Jul 2026163 AMAQI
4th Jul 2026134 AMAQI

11°C5/15°C

4th Jul 2026145 AMAQI
4th Jul 2026146 AMAQI
4th Jul 2026157 AMAQI
4th Jul 2026118 AMAQI
4th Jul 2026119 AMAQI
4th Jul 20261310 AMAQI
4th Jul 20261411 AMAQI
4th Jul 20261412 PMAQI
4th Jul 2026161 PMAQI
4th Jul 2026132 PMAQI
4th Jul 2026123 PMAQI
4th Jul 2026114 PMAQI
4th Jul 2026145 PMAQI
4th Jul 2026146 PMAQI
4th Jul 2026147 PMAQI
4th Jul 2026148 PMAQI
4th Jul 2026159 PMAQI
4th Jul 20261210 PMAQI
4th Jul 20261311 PMAQI
5th Jul 20261512 AMAQI
5th Jul 2026141 AMAQI
5th Jul 2026142 AMAQI
5th Jul 2026173 AMAQI
5th Jul 2026134 AMAQI

11°C4/17°C

5th Jul 2026165 AMAQI
5th Jul 2026166 AMAQI
5th Jul 2026147 AMAQI
5th Jul 2026138 AMAQI
5th Jul 2026129 AMAQI
5th Jul 20261210 AMAQI
5th Jul 20261311 AMAQI
5th Jul 20261512 PMAQI
5th Jul 2026151 PMAQI
5th Jul 2026162 PMAQI
5th Jul 2026173 PMAQI
5th Jul 2026164 PMAQI
5th Jul 2026165 PMAQI
5th Jul 2026166 PMAQI
5th Jul 2026187 PMAQI
5th Jul 2026148 PMAQI
5th Jul 2026129 PMAQI
5th Jul 20261310 PMAQI
5th Jul 20261511 PMAQI
6th Jul 20261412 AMAQI
6th Jul 2026201 AMAQI
6th Jul 2026202 AMAQI
6th Jul 2026243 AMAQI
6th Jul 2026204 AMAQI

11°C5/18°C

6th Jul 2026145 AMAQI
6th Jul 2026136 AMAQI
6th Jul 2026147 AMAQI
6th Jul 2026118 AMAQI
6th Jul 202699 AMAQI
6th Jul 20262510 AMAQI
6th Jul 20263111 AMAQI
6th Jul 20261512 PMAQI
6th Jul 2026181 PMAQI
6th Jul 2026172 PMAQI
6th Jul 2026163 PMAQI
6th Jul 2026184 PMAQI
6th Jul 2026155 PMAQI
6th Jul 2026186 PMAQI
6th Jul 2026197 PMAQI
6th Jul 2026188 PMAQI
6th Jul 2026149 PMAQI
6th Jul 20261010 PMAQI
6th Jul 20261311 PMAQI
7th Jul 20261212 AMAQI
7th Jul 2026161 AMAQI
7th Jul 2026172 AMAQI
7th Jul 2026183 AMAQI
7th Jul 2026154 AMAQI

11°C6/16°C

7th Jul 2026115 AMAQI
7th Jul 2026116 AMAQI
7th Jul 2026117 AMAQI
7th Jul 2026128 AMAQI
7th Jul 2026139 AMAQI
7th Jul 20261610 AMAQI
7th Jul 20261311 AMAQI
7th Jul 20261612 PMAQI
7th Jul 2026151 PMAQI
7th Jul 2026162 PMAQI
7th Jul 2026143 PMAQI
7th Jul 2026134 PMAQI
7th Jul 2026225 PMAQI
7th Jul 2026226 PMAQI
7th Jul 2026247 PMAQI
7th Jul 2026148 PMAQI
7th Jul 2026169 PMAQI
7th Jul 20261810 PMAQI
7th Jul 20261311 PMAQI
8th Jul 20261912 AMAQI
8th Jul 2026231 AMAQI
8th Jul 2026162 AMAQI
8th Jul 2026163 AMAQI
8th Jul 2026144 AMAQI

13°C7/19°C

8th Jul 2026185 AMAQI
8th Jul 2026146 AMAQI
8th Jul 2026127 AMAQI
8th Jul 2026148 AMAQI
8th Jul 2026149 AMAQI
8th Jul 20261410 AMAQI
8th Jul 20262211 AMAQI
8th Jul 20261612 PMAQI
8th Jul 2026181 PMAQI
8th Jul 2026202 PMAQI
8th Jul 2026183 PMAQI
8th Jul 2026194 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026216 PMAQI
8th Jul 2026257 PMAQI
8th Jul 2026288 PMAQI
8th Jul 2026269 PMAQI
8th Jul 20262610 PMAQI
8th Jul 20261711 PMAQI
9th Jul 20262612 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026283 AMAQI
9th Jul 2026184 AMAQI

13°C8/17°C

9th Jul 2026165 AMAQI
9th Jul 2026166 AMAQI
9th Jul 2026187 AMAQI
9th Jul 2026188 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20261911 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026172 PMAQI
9th Jul 2026153 PMAQI
9th Jul 2026204 PMAQI
9th Jul 2026115 PMAQI
9th Jul 2026146 PMAQI
9th Jul 2026137 PMAQI
9th Jul 2026148 PMAQI
9th Jul 2026189 PMAQI
9th Jul 20261510 PMAQI
9th Jul 20261611 PMAQI
10th Jul 20261612 AMAQI
10th Jul 2026161 AMAQI
10th Jul 2026172 AMAQI
10th Jul 2026253 AMAQI
10th Jul 2026244 AMAQI

14°C7/20°C

10th Jul 2026175 AMAQI
10th Jul 2026186 AMAQI
10th Jul 2026157 AMAQI
10th Jul 2026228 AMAQI
10th Jul 2026169 AMAQI
10th Jul 20261710 AMAQI
10th Jul 20261411 AMAQI
10th Jul 20261812 PMAQI
10th Jul 2026141 PMAQI
10th Jul 2026182 PMAQI
10th Jul 2026183 PMAQI
10th Jul 2026164 PMAQI
10th Jul 2026125 PMAQI
10th Jul 2026136 PMAQI
10th Jul 2026107 PMAQI
10th Jul 202698 PMAQI
10th Jul 2026169 PMAQI
10th Jul 20261410 PMAQI
10th Jul 20261111 PMAQI
11th Jul 20261212 AMAQI
11th Jul 2026161 AMAQI
11th Jul 2026162 AMAQI
11th Jul 2026183 AMAQI
11th Jul 2026214 AMAQI

15°C9/22°C

11th Jul 2026325 AMAQI
11th Jul 2026426 AMAQI
11th Jul 2026397 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026179 AMAQI
11th Jul 20261910 AMAQI
11th Jul 20262211 AMAQI
11th Jul 20262412 PMAQI
11th Jul 2026201 PMAQI
11th Jul 2026242 PMAQI
11th Jul 2026243 PMAQI
11th Jul 2026234 PMAQI
11th Jul 2026225 PMAQI
11th Jul 2026216 PMAQI
11th Jul 2026177 PMAQI
11th Jul 2026248 PMAQI
11th Jul 2026219 PMAQI
11th Jul 20261610 PMAQI
11th Jul 20261811 PMAQI
12th Jul 20262012 AMAQI
12th Jul 2026221 AMAQI
12th Jul 2026242 AMAQI
12th Jul 2026243 AMAQI
12th Jul 2026224 AMAQI

15°C9/21°C

12th Jul 2026325 AMAQI
12th Jul 2026396 AMAQI
12th Jul 2026407 AMAQI
12th Jul 2026268 AMAQI
12th Jul 2026189 AMAQI
12th Jul 20261810 AMAQI
12th Jul 20262111 AMAQI
12th Jul 20261712 PMAQI
12th Jul 2026211 PMAQI
12th Jul 2026182 PMAQI
12th Jul 2026133 PMAQI
12th Jul 2026224 PMAQI
12th Jul 2026165 PMAQI
12th Jul 2026186 PMAQI
12th Jul 2026187 PMAQI
12th Jul 2026138 PMAQI
12th Jul 2026129 PMAQI
12th Jul 20261510 PMAQI
12th Jul 2026911 PMAQI
13th Jul 20261612 AMAQI
13th Jul 2026181 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026263 AMAQI
13th Jul 2026214 AMAQI

14°C8/21°C

13th Jul 2026345 AMAQI
13th Jul 2026476 AMAQI
13th Jul 2026477 AMAQI
13th Jul 2026358 AMAQI
13th Jul 2026209 AMAQI
13th Jul 20262410 AMAQI
13th Jul 20262411 AMAQI
13th Jul 20262012 PMAQI
13th Jul 2026281 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026283 PMAQI
13th Jul 2026304 PMAQI
13th Jul 2026255 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026307 PMAQI
13th Jul 2026298 PMAQI
13th Jul 2026269 PMAQI
13th Jul 20262410 PMAQI
13th Jul 20262211 PMAQI
14th Jul 20262312 AMAQI
14th Jul 2026241 AMAQI
14th Jul 2026262 AMAQI
14th Jul 2026283 AMAQI
14th Jul 2026214 AMAQI

16°C9/23°C

14th Jul 2026225 AMAQI
14th Jul 2026186 AMAQI
14th Jul 2026187 AMAQI
14th Jul 2026228 AMAQI
14th Jul 2026289 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262811 AMAQI
14th Jul 20262212 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026202 PMAQI
14th Jul 2026223 PMAQI
14th Jul 2026294 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026366 PMAQI
14th Jul 2026367 PMAQI
14th Jul 2026368 PMAQI
14th Jul 2026339 PMAQI
14th Jul 20262110 PMAQI
14th Jul 20261611 PMAQI
15th Jul 20262112 AMAQI
15th Jul 2026251 AMAQI
15th Jul 2026282 AMAQI
15th Jul 2026243 AMAQI
15th Jul 2026284 AMAQI

16°C11/22°C

15th Jul 2026275 AMAQI
15th Jul 2026306 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026229 AMAQI
15th Jul 20261610 AMAQI
15th Jul 20261611 AMAQI
15th Jul 20261212 PMAQI
15th Jul 2026151 PMAQI
15th Jul 2026132 PMAQI
15th Jul 2026163 PMAQI
15th Jul 2026184 PMAQI
15th Jul 2026305 PMAQI
15th Jul 2026206 PMAQI
15th Jul 2026187 PMAQI
15th Jul 2026168 PMAQI
15th Jul 2026189 PMAQI
15th Jul 20261810 PMAQI
15th Jul 20261711 PMAQI
16th Jul 20262012 AMAQI
16th Jul 2026141 AMAQI
16th Jul 2026102 AMAQI
16th Jul 2026143 AMAQI
16th Jul 2026194 AMAQI

13°C9/18°C

16th Jul 2026235 AMAQI
16th Jul 2026226 AMAQI
16th Jul 2026187 AMAQI
16th Jul 2026148 AMAQI
16th Jul 2026119 AMAQI
16th Jul 2026910 AMAQI
16th Jul 2026611 AMAQI
16th Jul 2026612 PMAQI
16th Jul 2026101 PMAQI
16th Jul 202682 PMAQI
16th Jul 2026103 PMAQI
16th Jul 2026144 PMAQI
16th Jul 2026165 PMAQI
16th Jul 2026126 PMAQI
16th Jul 2026147 PMAQI
16th Jul 2026148 PMAQI
16th Jul 2026159 PMAQI
16th Jul 20261910 PMAQI
16th Jul 20262011 PMAQI
17th Jul 20261812 AMAQI
17th Jul 2026101 AMAQI
17th Jul 2026152 AMAQI
17th Jul 2026163 AMAQI
17th Jul 2026124 AMAQI

15°C8/22°C

17th Jul 2026145 AMAQI
17th Jul 2026286 AMAQI
17th Jul 2026317 AMAQI
17th Jul 2026308 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20262510 AMAQI
17th Jul 20263811 AMAQI
17th Jul 20263412 PMAQI
17th Jul 2026341 PMAQI
17th Jul 2026342 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026364 PMAQI
17th Jul 2026345 PMAQI
17th Jul 2026366 PMAQI
17th Jul 2026327 PMAQI
17th Jul 2026348 PMAQI
17th Jul 2026369 PMAQI
17th Jul 20263610 PMAQI
17th Jul 20263711 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026381 AMAQI
18th Jul 2026372 AMAQI
18th Jul 2026393 AMAQI
18th Jul 2026354 AMAQI

14°C9/19°C

18th Jul 2026365 AMAQI
18th Jul 2026366 AMAQI
18th Jul 2026407 AMAQI
18th Jul 2026368 AMAQI
18th Jul 2026389 AMAQI
18th Jul 20263810 AMAQI
18th Jul 20263611 AMAQI
18th Jul 20263612 PMAQI
18th Jul 2026341 PMAQI
18th Jul 2026382 PMAQI
18th Jul 2026363 PMAQI
18th Jul 2026334 PMAQI
18th Jul 2026325 PMAQI
18th Jul 2026386 PMAQI
18th Jul 2026347 PMAQI
18th Jul 2026308 PMAQI
18th Jul 2026289 PMAQI
18th Jul 20263410 PMAQI
18th Jul 20263411 PMAQI
19th Jul 20263212 AMAQI
19th Jul 2026361 AMAQI
19th Jul 2026342 AMAQI
19th Jul 2026303 AMAQI
19th Jul 2026264 AMAQI

12°C8/16°C

19th Jul 2026365 AMAQI
19th Jul 2026326 AMAQI
19th Jul 2026207 AMAQI
19th Jul 2026248 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262410 AMAQI
19th Jul 20262411 AMAQI
19th Jul 20262412 PMAQI
19th Jul 2026261 PMAQI
19th Jul 2026242 PMAQI
19th Jul 2026243 PMAQI
19th Jul 2026224 PMAQI
19th Jul 2026245 PMAQI
19th Jul 2026306 PMAQI
19th Jul 2026347 PMAQI
19th Jul 2026328 PMAQI
19th Jul 2026289 PMAQI
19th Jul 20262510 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262812 AMAQI
20th Jul 2026351 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026443 AMAQI
20th Jul 2026474 AMAQI

10°C6/14°C

20th Jul 2026465 AMAQI
20th Jul 2026436 AMAQI
20th Jul 2026427 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026359 AMAQI
20th Jul 20263810 AMAQI
20th Jul 20263911 AMAQI
20th Jul 20263512 PMAQI
20th Jul 2026371 PMAQI
20th Jul 2026262 PMAQI
20th Jul 2026203 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026236 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026279 PMAQI
20th Jul 20262210 PMAQI
20th Jul 20262011 PMAQI
21st Jul 20262412 AMAQI
21st Jul 2026261 AMAQI
21st Jul 2026362 AMAQI
21st Jul 2026323 AMAQI
21st Jul 2026384 AMAQI

11°C4/17°C

21st Jul 2026406 AMAQI
21st Jul 2026477 AMAQI
21st Jul 2026488 AMAQI
21st Jul 2026489 AMAQI
21st Jul 20264210 AMAQI
21st Jul 20264011 AMAQI
21st Jul 20263612 PMAQI
21st Jul 2026411 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026343 PMAQI
21st Jul 2026234 PMAQI
21st Jul 2026185 PMAQI
21st Jul 2026306 PMAQI
21st Jul 2026277 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026339 PMAQI
21st Jul 20263710 PMAQI
21st Jul 20262311 PMAQI
22nd Jul 20262312 AMAQI
22nd Jul 2026231 AMAQI
22nd Jul 2026282 AMAQI
22nd Jul 2026303 AMAQI
22nd Jul 2026324 AMAQI

9°C5/13°C

22nd Jul 2026285 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026307 AMAQI
22nd Jul 2026238 AMAQI
22nd Jul 2026309 AMAQI
22nd Jul 20263310 AMAQI
22nd Jul 20263211 AMAQI
22nd Jul 20262512 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026212 PMAQI
22nd Jul 2026243 PMAQI
22nd Jul 2026204 PMAQI
22nd Jul 2026225 PMAQI
22nd Jul 2026266 PMAQI
22nd Jul 2026277 PMAQI
22nd Jul 2026258 PMAQI
22nd Jul 2026299 PMAQI
22nd Jul 20264010 PMAQI
22nd Jul 20263411 PMAQI
23rd Jul 20263412 AMAQI
23rd Jul 2026331 AMAQI
23rd Jul 2026342 AMAQI
23rd Jul 2026343 AMAQI
23rd Jul 2026364 AMAQI

9°C2/16°C

23rd Jul 2026465 AMAQI
23rd Jul 2026416 AMAQI
23rd Jul 2026347 AMAQI
23rd Jul 2026308 AMAQI
23rd Jul 2026309 AMAQI
23rd Jul 20263210 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026321 PMAQI
23rd Jul 2026252 PMAQI
23rd Jul 2026203 PMAQI
23rd Jul 2026184 PMAQI
23rd Jul 2026245 PMAQI
23rd Jul 2026246 PMAQI
23rd Jul 2026237 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026169 PMAQI
23rd Jul 20261810 PMAQI
23rd Jul 20262811 PMAQI
24th Jul 20263012 AMAQI
24th Jul 2026341 AMAQI
24th Jul 2026362 AMAQI
24th Jul 2026343 AMAQI
24th Jul 2026384 AMAQI

9°C4/14°C

24th Jul 2026335 AMAQI
24th Jul 2026316 AMAQI
24th Jul 2026187 AMAQI
24th Jul 2026168 AMAQI
24th Jul 2026189 AMAQI
24th Jul 20262110 AMAQI
24th Jul 20262111 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026181 PMAQI
24th Jul 2026222 PMAQI
24th Jul 2026183 PMAQI
24th Jul 2026304 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026286 PMAQI
24th Jul 2026227 PMAQI
24th Jul 2026308 PMAQI
24th Jul 2026329 PMAQI
24th Jul 20263010 PMAQI
24th Jul 20263611 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026341 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026423 AMAQI
25th Jul 2026474 AMAQI

10°C3/18°C

25th Jul 2026485 AMAQI
25th Jul 2026446 AMAQI
25th Jul 2026437 AMAQI
25th Jul 2026388 AMAQI
25th Jul 2026379 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20262711 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026221 PMAQI
25th Jul 2026262 PMAQI
25th Jul 2026283 PMAQI
25th Jul 2026284 PMAQI
25th Jul 2026325 PMAQI
25th Jul 2026366 PMAQI
25th Jul 2026407 PMAQI
25th Jul 2026448 PMAQI
25th Jul 2026409 PMAQI
25th Jul 20264110 PMAQI
25th Jul 20263811 PMAQI
26th Jul 20264012 AMAQI
26th Jul 2026401 AMAQI
26th Jul 2026382 AMAQI
26th Jul 2026423 AMAQI
26th Jul 2026344 AMAQI

14°C7/21°C

26th Jul 2026385 AMAQI
26th Jul 2026396 AMAQI
26th Jul 2026457 AMAQI
26th Jul 2026388 AMAQI
26th Jul 2026329 AMAQI
26th Jul 20263410 AMAQI
26th Jul 20263211 AMAQI
26th Jul 20263212 PMAQI
26th Jul 2026341 PMAQI
26th Jul 2026332 PMAQI
26th Jul 2026323 PMAQI
26th Jul 2026354 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026366 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026458 PMAQI
26th Jul 2026349 PMAQI
26th Jul 20263410 PMAQI
26th Jul 20263211 PMAQI
27th Jul 20263612 AMAQI
27th Jul 2026381 AMAQI
27th Jul 2026382 AMAQI
27th Jul 2026383 AMAQI
27th Jul 2026344 AMAQI

11°C8/13°C

27th Jul 2026375 AMAQI
27th Jul 2026386 AMAQI
27th Jul 2026387 AMAQI
27th Jul 2026378 AMAQI
27th Jul 2026369 AMAQI
27th Jul 20263610 AMAQI
27th Jul 20264211 AMAQI
27th Jul 20264012 PMAQI
27th Jul 2026321 PMAQI
27th Jul 2026342 PMAQI
27th Jul 2026343 PMAQI
27th Jul 2026344 PMAQI
27th Jul 2026345 PMAQI
27th Jul 2026386 PMAQI
27th Jul 2026397 PMAQI
27th Jul 2026368 PMAQI
27th Jul 2026379 PMAQI
27th Jul 20263910 PMAQI
27th Jul 20264311 PMAQI
28th Jul 20264612 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026442 AMAQI
28th Jul 2026483 AMAQI
28th Jul 2026364 AMAQI

12°C5/17°C

28th Jul 2026385 AMAQI
28th Jul 2026386 AMAQI
28th Jul 2026347 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026329 AMAQI
28th Jul 20263510 AMAQI
28th Jul 20263611 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026301 PMAQI
28th Jul 2026322 PMAQI
28th Jul 2026323 PMAQI
28th Jul 2026324 PMAQI
28th Jul 2026325 PMAQI
28th Jul 2026346 PMAQI
28th Jul 2026367 PMAQI
28th Jul 2026378 PMAQI
28th Jul 2026389 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20264111 PMAQI
29th Jul 20264112 AMAQI
29th Jul 2026421 AMAQI
29th Jul 2026462 AMAQI
29th Jul 2026433 AMAQI
29th Jul 2026384 AMAQI

15°C6/23°C

29th Jul 2026485 AMAQI
29th Jul 2026466 AMAQI
29th Jul 2026417 AMAQI
29th Jul 2026428 AMAQI
29th Jul 2026449 AMAQI
29th Jul 20264410 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20264212 PMAQI
29th Jul 2026441 PMAQI
29th Jul 2026442 PMAQI
29th Jul 2026423 PMAQI
29th Jul 2026414 PMAQI
29th Jul 2026435 PMAQI
29th Jul 2026446 PMAQI
29th Jul 2026477 PMAQI
29th Jul 2026448 PMAQI
29th Jul 2026439 PMAQI
29th Jul 20264610 PMAQI
29th Jul 20264411 PMAQI
30th Jul 20264712 AMAQI
30th Jul 2026501 AMAQI
30th Jul 2026472 AMAQI
30th Jul 2026483 AMAQI
30th Jul 2026464 AMAQI

16°C10/21°C

30th Jul 2026415 AMAQI
30th Jul 2026386 AMAQI
30th Jul 2026367 AMAQI
30th Jul 2026408 AMAQI
30th Jul 2026429 AMAQI
30th Jul 20263810 AMAQI
30th Jul 20264011 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026401 PMAQI
30th Jul 2026422 PMAQI
30th Jul 2026403 PMAQI
30th Jul 2026344 PMAQI
30th Jul 2026345 PMAQI
30th Jul 2026346 PMAQI
30th Jul 2026487 PMAQI
30th Jul 2026448 PMAQI
30th Jul 2026429 PMAQI
30th Jul 20265210 PMAQI
30th Jul 20265611 PMAQI
31st Jul 20266012 AMAQI
31st Jul 2026571 AMAQI
31st Jul 2026562 AMAQI
31st Jul 2026543 AMAQI
31st Jul 2026504 AMAQI

17°C10/24°C

31st Jul 2026525 AMAQI
31st Jul 2026526 AMAQI
31st Jul 2026537 AMAQI
31st Jul 2026538 AMAQI
31st Jul 2026529 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20265211 AMAQI
31st Jul 20265012 PMAQI
31st Jul 2026521 PMAQI
31st Jul 2026522 PMAQI
31st Jul 2026523 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026546 PMAQI
31st Jul 2026467 PMAQI
31st Jul 2026408 PMAQI
31st Jul 2026399 PMAQI
31st Jul 20263810 PMAQI
31st Jul 20263411 PMAQI
1st Aug 20263312 AMAQI
1st Aug 2026341 AMAQI
1st Aug 2026342 AMAQI
1st Aug 2026363 AMAQI
1st Aug 2026384 AMAQI

17°C12/25°C

1st Aug 2026385 AMAQI
5 AM
1st Aug 2026396 AMAQI
1st Aug 2026377 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026399 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20263412 PMAQI
1st Aug 2026361 PMAQI
1 PM
1st Aug 2026392 PMAQI
1st Aug 2026363 PMAQI
1st Aug 2026404 PMAQI
1st Aug 2026415 PMAQI
1st Aug 2026406 PMAQI
1st Aug 2026407 PMAQI
1st Aug 2026348 PMAQI
1st Aug 2026309 PMAQI
9 PM
1st Aug 20262910 PMAQI
1st Aug 20263611 PMAQI
1 AM
4 AM

14°C9/20°C

Day time
Avg. Highest Time
6 AM

31AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
3 PM

25AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 6 AM (Avg. 31), while the lowest AQI was between 3 PM to 3 PM (Avg. 25).
Night time
Avg. Highest Time
3 AM

31AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
10 PM - 11 PM

26AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 31), while the lowest AQI was between 10 PM to 11 PM (Avg. 26).

2026 Days Vs Air Quality

Davos, Graubunden, Switzerland

2026

94%

198

6%

12

Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)

Good
198 Days
Moderate
12 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 94%

Health Risk Level:

Very Low

In 2026, 94% of 213 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

Davos, Graubunden, Switzerland

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
52AQI (US)
2nd January 2026
52AQI (US)
3rd January 2026
44AQI (US)
4th January 2026
46AQI (US)
5th January 2026
48AQI (US)
6th January 2026
40AQI (US)
7th January 2026
42AQI (US)
8th January 2026
38AQI (US)
9th January 2026
35AQI (US)
10th January 2026
34AQI (US)
11th January 2026
44AQI (US)
12th January 2026
36AQI (US)
13th January 2026
43AQI (US)
14th January 2026
46AQI (US)
15th January 2026
49AQI (US)
16th January 2026
56AQI (US)
17th January 2026
63AQI (US)
18th January 2026
59AQI (US)
19th January 2026
56AQI (US)
20th January 2026
52AQI (US)
21st January 2026
50AQI (US)
22nd January 2026
52AQI (US)
23rd January 2026
48AQI (US)
24th January 2026
54AQI (US)
25th January 2026
50AQI (US)
26th January 2026
23AQI (US)
27th January 2026
26AQI (US)
28th January 2026
36AQI (US)
29th January 2026
26AQI (US)
30th January 2026
27AQI (US)
31st January 2026
33AQI (US)
1st February 2026
36AQI (US)
2nd February 2026
39AQI (US)
3rd February 2026
36AQI (US)
4th February 2026
36AQI (US)
5th February 2026
46AQI (US)
6th February 2026
32AQI (US)
7th February 2026
22AQI (US)
8th February 2026
26AQI (US)
9th February 2026
33AQI (US)
10th February 2026
45AQI (US)
11th February 2026
17AQI (US)
12th February 2026
16AQI (US)
13th February 2026
17AQI (US)
14th February 2026
26AQI (US)
15th February 2026
20AQI (US)
16th February 2026
20AQI (US)
17th February 2026
16AQI (US)
18th February 2026
16AQI (US)
19th February 2026
28AQI (US)
20th February 2026
24AQI (US)
21st February 2026
20AQI (US)
22nd February 2026
21AQI (US)
23rd February 2026
24AQI (US)
24th February 2026
27AQI (US)
25th February 2026
24AQI (US)
26th February 2026
26AQI (US)
27th February 2026
32AQI (US)
28th February 2026
34AQI (US)
1st March 2026
36AQI (US)
2nd March 2026
46AQI (US)
3rd March 2026
34AQI (US)
4th March 2026
38AQI (US)
5th March 2026
42AQI (US)
6th March 2026
51AQI (US)
7th March 2026
56AQI (US)
8th March 2026
61AQI (US)
9th March 2026
48AQI (US)
10th March 2026
38AQI (US)
11th March 2026
29AQI (US)
12th March 2026
24AQI (US)
13th March 2026
30AQI (US)
14th March 2026
24AQI (US)
15th March 2026
14AQI (US)
16th March 2026
20AQI (US)
17th March 2026
16AQI (US)
18th March 2026
22AQI (US)
19th March 2026
42AQI (US)
20th March 2026
35AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
31AQI (US)
23rd March 2026
30AQI (US)
24th March 2026
32AQI (US)
25th March 2026
20AQI (US)
26th March 2026
12AQI (US)
27th March 2026
14AQI (US)
28th March 2026
24AQI (US)
29th March 2026
18AQI (US)
30th March 2026
16AQI (US)
31st March 2026
14AQI (US)
1st April 2026
17AQI (US)
2nd April 2026
26AQI (US)
3rd April 2026
23AQI (US)
4th April 2026
14AQI (US)
5th April 2026
18AQI (US)
6th April 2026
25AQI (US)
7th April 2026
26AQI (US)
8th April 2026
22AQI (US)
9th April 2026
18AQI (US)
10th April 2026
16AQI (US)
11th April 2026
19AQI (US)
12th April 2026
16AQI (US)
13th April 2026
16AQI (US)
14th April 2026
21AQI (US)
15th April 2026
20AQI (US)
16th April 2026
20AQI (US)
17th April 2026
18th April 2026
22AQI (US)
19th April 2026
22AQI (US)
20th April 2026
12AQI (US)
21st April 2026
14AQI (US)
22nd April 2026
23rd April 2026
22AQI (US)
24th April 2026
18AQI (US)
25th April 2026
14AQI (US)
26th April 2026
14AQI (US)
27th April 2026
15AQI (US)
28th April 2026
20AQI (US)
29th April 2026
16AQI (US)
30th April 2026
16AQI (US)
1st May 2026
16AQI (US)
2nd May 2026
17AQI (US)
3rd May 2026
18AQI (US)
4th May 2026
20AQI (US)
5th May 2026
16AQI (US)
6th May 2026
14AQI (US)
7th May 2026
11AQI (US)
8th May 2026
19AQI (US)
9th May 2026
10th May 2026
21AQI (US)
11th May 2026
18AQI (US)
12th May 2026
12AQI (US)
13th May 2026
16AQI (US)
14th May 2026
20AQI (US)
15th May 2026
20AQI (US)
16th May 2026
28AQI (US)
17th May 2026
32AQI (US)
18th May 2026
26AQI (US)
19th May 2026
28AQI (US)
20th May 2026
28AQI (US)
21st May 2026
28AQI (US)
22nd May 2026
28AQI (US)
23rd May 2026
30AQI (US)
24th May 2026
41AQI (US)
25th May 2026
38AQI (US)
26th May 2026
40AQI (US)
27th May 2026
34AQI (US)
28th May 2026
30AQI (US)
29th May 2026
20AQI (US)
30th May 2026
18AQI (US)
31st May 2026
26AQI (US)
1st June 2026
15AQI (US)
2nd June 2026
16AQI (US)
3rd June 2026
14AQI (US)
4th June 2026
12AQI (US)
5th June 2026
14AQI (US)
6th June 2026
18AQI (US)
7th June 2026
18AQI (US)
8th June 2026
21AQI (US)
9th June 2026
18AQI (US)
10th June 2026
11AQI (US)
11th June 2026
12AQI (US)
12th June 2026
14AQI (US)
13th June 2026
22AQI (US)
14th June 2026
16AQI (US)
15th June 2026
16AQI (US)
16th June 2026
24AQI (US)
17th June 2026
26AQI (US)
18th June 2026
27AQI (US)
19th June 2026
27AQI (US)
20th June 2026
22AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
25AQI (US)
23rd June 2026
26AQI (US)
24th June 2026
27AQI (US)
25th June 2026
34AQI (US)
26th June 2026
34AQI (US)
27th June 2026
32AQI (US)
28th June 2026
26AQI (US)
29th June 2026
17AQI (US)
30th June 2026
16AQI (US)
1st July 2026
24AQI (US)
2nd July 2026
12AQI (US)
3rd July 2026
18AQI (US)
4th July 2026
14AQI (US)
5th July 2026
14AQI (US)
6th July 2026
17AQI (US)
7th July 2026
16AQI (US)
8th July 2026
19AQI (US)
9th July 2026
19AQI (US)
10th July 2026
16AQI (US)
11th July 2026
22AQI (US)
12th July 2026
21AQI (US)
13th July 2026
28AQI (US)
14th July 2026
26AQI (US)
15th July 2026
22AQI (US)
16th July 2026
14AQI (US)
17th July 2026
28AQI (US)
18th July 2026
36AQI (US)
19th July 2026
28AQI (US)
20th July 2026
32AQI (US)
21st July 2026
34AQI (US)
22nd July 2026
28AQI (US)
23rd July 2026
29AQI (US)
24th July 2026
27AQI (US)
25th July 2026
36AQI (US)
26th July 2026
36AQI (US)
27th July 2026
37AQI (US)
28th July 2026
36AQI (US)
29th July 2026
44AQI (US)
30th July 2026
42AQI (US)
31st July 2026
50AQI (US)
1st August 2026
36AQI (US)
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

44AQI (US)

27AQI (US)

31AQI (US)

19AQI (US)

24AQI (US)

21AQI (US)

27AQI (US)

36AQI (US)

No. of days

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

202628AQI (US)

22
9
28
28
3
28
30
30
31
1
198
12

Highest AQI (US) recorded in

January

44AQI (US)

Lowest AQI (US) recorded in

April

19AQI (US)

202539AQI (US)

20
11
20
8
31
30
31
24
6
31
25
6
28
1
1
10
21
8
22
1
30
259
105
1

Highest AQI (US) recorded in

December

60AQI (US)

Lowest AQI (US) recorded in

April

25AQI (US)

202431AQI (US)

31
29
29
1
1
30
31
30
31
31
30
31
30
22
9
355
10
1

Highest AQI (US) recorded in

December

47AQI (US)

Lowest AQI (US) recorded in

October

25AQI (US)

202328AQI (US)

27
28
31
30
31
30
31
31
30
30
1
29
31
359
1

Highest AQI (US) recorded in

June

34AQI (US)

Lowest AQI (US) recorded in

November

23AQI (US)

202232AQI (US)

30
1
22
1
17
13
1
30
31
30
21
4
6
29
29
30
31
306
19
1

Highest AQI (US) recorded in

March

50AQI (US)

Lowest AQI (US) recorded in

October

19AQI (US)

202137AQI (US)

23
6
2
17
10
1
29
2
29
1
31
28
2
30
1
31
30
31
30
25
6
334
28
3

Highest AQI (US) recorded in

February

51AQI (US)

Lowest AQI (US) recorded in

October

30AQI (US)

202034AQI (US)

15
21
19
30
31
31
30
31
30
17
14
255
14

Highest AQI (US) recorded in

December

47AQI (US)

Lowest AQI (US) recorded in

October

29AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
39AQI (US)
Least Polluted Year Recorded
2023(Avg.)
28AQI (US)

Davos's annual 2026 AQI (US) (28) shows an average percentage change of -15.3% (improved AQI (US)) compared to previous years: 2020 (34), 2021 (37), 2022 (32), 2023 (28), 2024 (31), 2025 (39).