Lausanne Cesar Roux, Lausanne, Vaud, 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
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
40AQILowest AQI recorded on
9th Aug 2021
16AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 20 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
AQI
Day
Night
.
6 AM3rd Aug 2025
9 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
8AM3rd Aug
24AQI
Avg. Lowest Time
7PM3rd Aug
18AQI
Night time
Avg. Highest Time
10PM3rd Aug
21AQI
Avg. Lowest Time
5AM4th Aug
17AQI
In the last 24 hours,
Lausanne Cesar Roux's AQI reached its highest point of 24 at 8 AM during the Day, while the lowest point, 17, was recorded at 5 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025436 AMAQI
5th Jul 2025447 AMAQI
5th Jul 2025448 AMAQI
5th Jul 2025509 AMAQI
5th Jul 20254810 AMAQI
5th Jul 20254911 AMAQI
5th Jul 20255112 PMAQI
5th Jul 2025501 PMAQI
5th Jul 2025482 PMAQI
5th Jul 2025483 PMAQI
5th Jul 2025434 PMAQI
5th Jul 2025445 PMAQI
5th Jul 2025426 PMAQI
5th Jul 2025387 PMAQI
5th Jul 2025388 PMAQI
5th Jul 2025379 PMAQI
5th Jul 20253710 PMAQI
5th Jul 20253711 PMAQI
6th Jul 20253912 AMAQI
6th Jul 2025401 AMAQI
6th Jul 2025362 AMAQI
6th Jul 2025253 AMAQI
6th Jul 2025224 AMAQI
6th Jul 2025245 AMAQI
21°C17/26°C
6th Jul 2025286 AMAQI
6th Jul 2025307 AMAQI
6th Jul 2025298 AMAQI
6th Jul 2025309 AMAQI
6th Jul 20253110 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20253012 PMAQI
6th Jul 2025261 PMAQI
6th Jul 2025292 PMAQI
6th Jul 2025293 PMAQI
6th Jul 2025304 PMAQI
6th Jul 2025285 PMAQI
6th Jul 2025286 PMAQI
6th Jul 2025307 PMAQI
6th Jul 2025308 PMAQI
6th Jul 2025309 PMAQI
6th Jul 20253010 PMAQI
6th Jul 20253011 PMAQI
7th Jul 20253012 AMAQI
7th Jul 2025321 AMAQI
7th Jul 2025222 AMAQI
7th Jul 2025193 AMAQI
7th Jul 2025184 AMAQI
7th Jul 2025205 AMAQI
18°C14/23°C
7th Jul 2025206 AMAQI
7th Jul 2025207 AMAQI
7th Jul 2025258 AMAQI
7th Jul 2025249 AMAQI
7th Jul 20252610 AMAQI
7th Jul 20252811 AMAQI
7th Jul 20252712 PMAQI
7th Jul 2025251 PMAQI
7th Jul 2025242 PMAQI
7th Jul 2025233 PMAQI
7th Jul 2025244 PMAQI
7th Jul 2025225 PMAQI
7th Jul 2025216 PMAQI
7th Jul 2025247 PMAQI
7th Jul 2025228 PMAQI
7th Jul 2025229 PMAQI
7th Jul 20252110 PMAQI
7th Jul 20252111 PMAQI
8th Jul 20252412 AMAQI
8th Jul 2025271 AMAQI
8th Jul 2025192 AMAQI
8th Jul 2025163 AMAQI
8th Jul 2025204 AMAQI
8th Jul 2025165 AMAQI
16°C13/19°C
8th Jul 2025206 AMAQI
8th Jul 2025187 AMAQI
8th Jul 2025188 AMAQI
8th Jul 2025189 AMAQI
8th Jul 20252010 AMAQI
8th Jul 20252011 AMAQI
8th Jul 20251912 PMAQI
8th Jul 2025181 PMAQI
8th Jul 2025192 PMAQI
8th Jul 2025203 PMAQI
8th Jul 2025204 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025206 PMAQI
8th Jul 2025207 PMAQI
8th Jul 2025218 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20251810 PMAQI
8th Jul 20251811 PMAQI
9th Jul 20252012 AMAQI
9th Jul 2025211 AMAQI
9th Jul 2025202 AMAQI
9th Jul 2025173 AMAQI
9th Jul 2025164 AMAQI
9th Jul 2025175 AMAQI
13°C11/15°C
9th Jul 2025186 AMAQI
9th Jul 2025187 AMAQI
9th Jul 2025188 AMAQI
9th Jul 2025189 AMAQI
9th Jul 20251910 AMAQI
9th Jul 20251811 AMAQI
9th Jul 20251812 PMAQI
9th Jul 2025171 PMAQI
9th Jul 2025172 PMAQI
9th Jul 2025183 PMAQI
9th Jul 2025164 PMAQI
9th Jul 2025175 PMAQI
9th Jul 2025166 PMAQI
9th Jul 2025187 PMAQI
9th Jul 2025178 PMAQI
9th Jul 2025179 PMAQI
9th Jul 20251710 PMAQI
9th Jul 20251911 PMAQI
10th Jul 20252112 AMAQI
10th Jul 2025231 AMAQI
10th Jul 2025202 AMAQI
10th Jul 2025223 AMAQI
10th Jul 2025214 AMAQI
10th Jul 2025225 AMAQI
15°C9/21°C
10th Jul 2025226 AMAQI
10th Jul 2025227 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20252210 AMAQI
10th Jul 20252311 AMAQI
10th Jul 20252212 PMAQI
10th Jul 2025231 PMAQI
10th Jul 2025202 PMAQI
10th Jul 2025203 PMAQI
10th Jul 2025204 PMAQI
10th Jul 2025215 PMAQI
10th Jul 2025226 PMAQI
10th Jul 2025227 PMAQI
10th Jul 2025238 PMAQI
10th Jul 2025229 PMAQI
10th Jul 20252210 PMAQI
10th Jul 20252311 PMAQI
11th Jul 20252312 AMAQI
11th Jul 2025221 AMAQI
11th Jul 2025262 AMAQI
11th Jul 2025253 AMAQI
11th Jul 2025244 AMAQI
11th Jul 2025235 AMAQI
17°C11/23°C
11th Jul 2025266 AMAQI
11th Jul 2025247 AMAQI
11th Jul 2025248 AMAQI
11th Jul 2025269 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252911 AMAQI
11th Jul 20253012 PMAQI
11th Jul 2025291 PMAQI
11th Jul 2025262 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025234 PMAQI
11th Jul 2025245 PMAQI
11th Jul 2025246 PMAQI
11th Jul 2025247 PMAQI
11th Jul 2025238 PMAQI
11th Jul 2025239 PMAQI
11th Jul 20252310 PMAQI
11th Jul 20252511 PMAQI
12th Jul 20252512 AMAQI
12th Jul 2025241 AMAQI
12th Jul 2025252 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025234 AMAQI
12th Jul 2025225 AMAQI
19°C13/25°C
12th Jul 2025246 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025278 AMAQI
12th Jul 2025279 AMAQI
12th Jul 20252810 AMAQI
12th Jul 20252811 AMAQI
12th Jul 20253112 PMAQI
12th Jul 2025291 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025253 PMAQI
12th Jul 2025244 PMAQI
12th Jul 2025235 PMAQI
12th Jul 2025236 PMAQI
12th Jul 2025247 PMAQI
12th Jul 2025248 PMAQI
12th Jul 2025249 PMAQI
12th Jul 20252810 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252412 AMAQI
13th Jul 2025261 AMAQI
13th Jul 2025242 AMAQI
13th Jul 2025283 AMAQI
13th Jul 2025284 AMAQI
13th Jul 2025315 AMAQI
19°C14/24°C
13th Jul 2025306 AMAQI
13th Jul 2025307 AMAQI
13th Jul 2025338 AMAQI
13th Jul 2025359 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025331 PMAQI
13th Jul 2025312 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025334 PMAQI
13th Jul 2025365 PMAQI
13th Jul 2025336 PMAQI
13th Jul 2025327 PMAQI
13th Jul 2025328 PMAQI
13th Jul 2025289 PMAQI
13th Jul 20253010 PMAQI
13th Jul 20253211 PMAQI
14th Jul 20253012 AMAQI
14th Jul 2025291 AMAQI
14th Jul 2025332 AMAQI
14th Jul 2025353 AMAQI
14th Jul 2025344 AMAQI
14th Jul 2025335 AMAQI
20°C15/25°C
14th Jul 2025326 AMAQI
14th Jul 2025267 AMAQI
14th Jul 2025268 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20252510 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20252912 PMAQI
14th Jul 2025271 PMAQI
14th Jul 2025302 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025309 PMAQI
14th Jul 20253010 PMAQI
14th Jul 20252911 PMAQI
15th Jul 20252912 AMAQI
15th Jul 2025301 AMAQI
15th Jul 2025282 AMAQI
15th Jul 2025263 AMAQI
15th Jul 2025294 AMAQI
15th Jul 2025285 AMAQI
21°C17/25°C
15th Jul 2025296 AMAQI
15th Jul 2025307 AMAQI
15th Jul 2025318 AMAQI
15th Jul 2025279 AMAQI
15th Jul 20252710 AMAQI
15th Jul 20252711 AMAQI
15th Jul 20253012 PMAQI
15th Jul 2025281 PMAQI
15th Jul 2025282 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025294 PMAQI
15th Jul 2025315 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025369 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20253112 AMAQI
16th Jul 2025281 AMAQI
16th Jul 2025322 AMAQI
16th Jul 2025343 AMAQI
16th Jul 2025344 AMAQI
16th Jul 2025325 AMAQI
20°C16/24°C
16th Jul 2025346 AMAQI
16th Jul 2025337 AMAQI
16th Jul 2025358 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025371 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025314 PMAQI
16th Jul 2025325 PMAQI
16th Jul 2025286 PMAQI
16th Jul 2025297 PMAQI
16th Jul 2025298 PMAQI
16th Jul 2025309 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253211 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025341 AMAQI
17th Jul 2025252 AMAQI
17th Jul 2025223 AMAQI
17th Jul 2025214 AMAQI
17th Jul 2025225 AMAQI
17°C15/21°C
17th Jul 2025246 AMAQI
17th Jul 2025247 AMAQI
17th Jul 2025248 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20252410 AMAQI
17th Jul 20252311 AMAQI
17th Jul 20252112 PMAQI
17th Jul 2025231 PMAQI
17th Jul 2025202 PMAQI
17th Jul 2025223 PMAQI
17th Jul 2025224 PMAQI
17th Jul 2025225 PMAQI
17th Jul 2025236 PMAQI
17th Jul 2025237 PMAQI
17th Jul 2025228 PMAQI
17th Jul 2025229 PMAQI
17th Jul 20252410 PMAQI
17th Jul 20252211 PMAQI
18th Jul 20252412 AMAQI
18th Jul 2025241 AMAQI
18th Jul 2025192 AMAQI
18th Jul 2025183 AMAQI
18th Jul 2025184 AMAQI
18th Jul 2025185 AMAQI
20°C16/25°C
18th Jul 2025206 AMAQI
18th Jul 2025197 AMAQI
18th Jul 2025208 AMAQI
18th Jul 2025219 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025194 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025207 PMAQI
18th Jul 2025208 PMAQI
18th Jul 2025209 PMAQI
18th Jul 20252010 PMAQI
18th Jul 20252111 PMAQI
19th Jul 20252112 AMAQI
19th Jul 2025201 AMAQI
19th Jul 2025252 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025274 AMAQI
19th Jul 2025285 AMAQI
20°C15/25°C
19th Jul 2025276 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025288 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20253110 AMAQI
19th Jul 20253311 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025233 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025208 PMAQI
19th Jul 2025249 PMAQI
19th Jul 20252610 PMAQI
19th Jul 20252611 PMAQI
20th Jul 20252712 AMAQI
20th Jul 2025251 AMAQI
20th Jul 2025252 AMAQI
20th Jul 2025243 AMAQI
20th Jul 2025224 AMAQI
20th Jul 2025255 AMAQI
19°C17/23°C
20th Jul 2025246 AMAQI
20th Jul 2025247 AMAQI
20th Jul 2025248 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20253010 AMAQI
20th Jul 20253611 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025391 PMAQI
20th Jul 2025332 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025266 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025208 PMAQI
20th Jul 2025209 PMAQI
20th Jul 20252310 PMAQI
20th Jul 20252311 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025232 AMAQI
21st Jul 2025183 AMAQI
21st Jul 2025154 AMAQI
21st Jul 2025165 AMAQI
19°C16/27°C
21st Jul 2025166 AMAQI
21st Jul 2025167 AMAQI
21st Jul 2025178 AMAQI
21st Jul 2025179 AMAQI
21st Jul 20251710 AMAQI
21st Jul 20251511 AMAQI
21st Jul 20251512 PMAQI
21st Jul 2025161 PMAQI
21st Jul 2025172 PMAQI
21st Jul 2025183 PMAQI
21st Jul 2025184 PMAQI
21st Jul 2025195 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025187 PMAQI
21st Jul 2025188 PMAQI
21st Jul 2025189 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252111 PMAQI
22nd Jul 20252012 AMAQI
22nd Jul 2025201 AMAQI
22nd Jul 2025152 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025164 AMAQI
22nd Jul 2025165 AMAQI
19°C16/23°C
22nd Jul 2025166 AMAQI
22nd Jul 2025177 AMAQI
22nd Jul 2025148 AMAQI
22nd Jul 2025169 AMAQI
22nd Jul 20251510 AMAQI
22nd Jul 20251311 AMAQI
22nd Jul 20251412 PMAQI
22nd Jul 2025141 PMAQI
22nd Jul 2025142 PMAQI
22nd Jul 2025143 PMAQI
22nd Jul 2025144 PMAQI
22nd Jul 2025145 PMAQI
22nd Jul 2025156 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025168 PMAQI
22nd Jul 2025179 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251511 PMAQI
23rd Jul 20251612 AMAQI
23rd Jul 2025171 AMAQI
23rd Jul 2025172 AMAQI
23rd Jul 2025153 AMAQI
23rd Jul 2025154 AMAQI
23rd Jul 2025175 AMAQI
18°C15/22°C
23rd Jul 2025166 AMAQI
23rd Jul 2025157 AMAQI
23rd Jul 2025178 AMAQI
23rd Jul 2025179 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20251811 AMAQI
23rd Jul 20251712 PMAQI
23rd Jul 2025171 PMAQI
23rd Jul 2025152 PMAQI
23rd Jul 2025153 PMAQI
23rd Jul 2025154 PMAQI
23rd Jul 2025165 PMAQI
23rd Jul 2025166 PMAQI
23rd Jul 2025167 PMAQI
23rd Jul 2025168 PMAQI
23rd Jul 2025169 PMAQI
23rd Jul 20251610 PMAQI
23rd Jul 20251611 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025191 AMAQI
24th Jul 2025172 AMAQI
24th Jul 2025163 AMAQI
24th Jul 2025164 AMAQI
24th Jul 2025155 AMAQI
17°C13/22°C
24th Jul 2025246 AMAQI
24th Jul 2025157 AMAQI
24th Jul 2025148 AMAQI
24th Jul 2025169 AMAQI
24th Jul 20251610 AMAQI
24th Jul 20251711 AMAQI
24th Jul 20251612 PMAQI
24th Jul 2025161 PMAQI
24th Jul 2025172 PMAQI
24th Jul 2025163 PMAQI
24th Jul 2025154 PMAQI
24th Jul 2025175 PMAQI
24th Jul 2025176 PMAQI
24th Jul 2025177 PMAQI
24th Jul 2025178 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251710 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251812 AMAQI
25th Jul 2025181 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025153 AMAQI
25th Jul 2025164 AMAQI
25th Jul 2025195 AMAQI
16°C14/19°C
25th Jul 2025186 AMAQI
25th Jul 2025177 AMAQI
25th Jul 2025178 AMAQI
25th Jul 2025189 AMAQI
25th Jul 20251710 AMAQI
25th Jul 20251711 AMAQI
25th Jul 20251612 PMAQI
25th Jul 2025141 PMAQI
25th Jul 2025162 PMAQI
25th Jul 2025163 PMAQI
25th Jul 2025164 PMAQI
25th Jul 2025155 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025168 PMAQI
25th Jul 2025179 PMAQI
25th Jul 20251710 PMAQI
25th Jul 20251711 PMAQI
26th Jul 20251712 AMAQI
26th Jul 2025181 AMAQI
26th Jul 2025172 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025184 AMAQI
26th Jul 2025225 AMAQI
16°C12/21°C
26th Jul 2025186 AMAQI
26th Jul 2025187 AMAQI
26th Jul 2025188 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251810 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20252212 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025232 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025269 PMAQI
26th Jul 20252210 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252212 AMAQI
27th Jul 2025201 AMAQI
27th Jul 2025222 AMAQI
27th Jul 2025243 AMAQI
27th Jul 2025244 AMAQI
27th Jul 2025245 AMAQI
17°C13/21°C
27th Jul 2025236 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025269 AMAQI
27th Jul 20252510 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252612 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025272 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025235 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025217 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025172 AMAQI
28th Jul 2025163 AMAQI
28th Jul 2025174 AMAQI
28th Jul 2025185 AMAQI
17°C14/20°C
28th Jul 2025186 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025188 AMAQI
28th Jul 2025169 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20251611 AMAQI
28th Jul 20251412 PMAQI
28th Jul 2025161 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025173 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025165 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252110 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025191 AMAQI
29th Jul 2025222 AMAQI
29th Jul 2025263 AMAQI
29th Jul 2025244 AMAQI
29th Jul 2025245 AMAQI
14°C13/16°C
29th Jul 2025246 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025248 AMAQI
29th Jul 2025279 AMAQI
29th Jul 20252710 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025271 PMAQI
29th Jul 2025232 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025211 AMAQI
30th Jul 2025272 AMAQI
30th Jul 2025243 AMAQI
30th Jul 2025294 AMAQI
30th Jul 2025265 AMAQI
16°C13/20°C
30th Jul 2025276 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025289 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253111 AMAQI
30th Jul 20253112 PMAQI
30th Jul 2025291 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025234 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025247 PMAQI
30th Jul 2025248 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20252412 AMAQI
31st Jul 2025241 AMAQI
31st Jul 2025242 AMAQI
31st Jul 2025243 AMAQI
31st Jul 2025224 AMAQI
31st Jul 2025225 AMAQI
16°C12/20°C
31st Jul 2025226 AMAQI
31st Jul 2025237 AMAQI
31st Jul 2025238 AMAQI
31st Jul 2025239 AMAQI
31st Jul 20252410 AMAQI
31st Jul 20252411 AMAQI
31st Jul 20252412 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025274 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252411 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025221 AMAQI
1st Aug 2025252 AMAQI
1st Aug 2025243 AMAQI
1st Aug 2025254 AMAQI
1st Aug 2025255 AMAQI
18°C14/22°C
1st Aug 2025236 AMAQI
1st Aug 2025287 AMAQI
1st Aug 2025268 AMAQI
1st Aug 2025249 AMAQI
1st Aug 20252610 AMAQI
1st Aug 20252711 AMAQI
1st Aug 20252812 PMAQI
1st Aug 2025231 PMAQI
1st Aug 2025252 PMAQI
1st Aug 2025243 PMAQI
1st Aug 2025244 PMAQI
1st Aug 2025235 PMAQI
1st Aug 2025246 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025238 PMAQI
1st Aug 2025239 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20252412 AMAQI
2nd Aug 2025251 AMAQI
2nd Aug 2025302 AMAQI
2nd Aug 2025303 AMAQI
2nd Aug 2025264 AMAQI
2nd Aug 2025205 AMAQI
18°C15/23°C
2nd Aug 2025226 AMAQI
2nd Aug 2025207 AMAQI
2nd Aug 2025178 AMAQI
2nd Aug 2025189 AMAQI
2nd Aug 20251610 AMAQI
2nd Aug 20251911 AMAQI
2nd Aug 20252012 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025232 PMAQI
2nd Aug 2025233 PMAQI
2nd Aug 2025224 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025306 PMAQI
2nd Aug 2025227 PMAQI
2nd Aug 2025228 PMAQI
2nd Aug 2025229 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252211 PMAQI
3rd Aug 20252312 AMAQI
3rd Aug 2025261 AMAQI
3rd Aug 2025212 AMAQI
3rd Aug 2025203 AMAQI
3rd Aug 2025194 AMAQI
3rd Aug 2025175 AMAQI
16°C14/19°C
3rd Aug 2025196 AMAQI
3rd Aug 2025187 AMAQI
3rd Aug 2025248 AMAQI
3rd Aug 2025209 AMAQI
3rd Aug 20252010 AMAQI
3rd Aug 20251911 AMAQI
3rd Aug 20252012 PMAQI
3rd Aug 2025201 PMAQI
3rd Aug 2025202 PMAQI
3rd Aug 2025193 PMAQI
3rd Aug 2025194 PMAQI
3rd Aug 2025205 PMAQI
3rd Aug 2025216 PMAQI
3rd Aug 2025187 PMAQI
3rd Aug 2025208 PMAQI
3rd Aug 2025199 PMAQI
3rd Aug 20252110 PMAQI
3rd Aug 20252111 PMAQI
4th Aug 20252112 AMAQI
4th Aug 2025211 AMAQI
4th Aug 2025202 AMAQI
4th Aug 2025183 AMAQI
4th Aug 2025184 AMAQI
4th Aug 2025175 AMAQI
16°C11/21°C
4th Aug 2025216 AMAQI
6 AM4th Aug 2025217 AMAQI
4th Aug 2025228 AMAQI
4th Aug 2025229 AMAQI
4th Aug 20252010 AMAQI
4th Aug 20252211 AMAQI
4th Aug 20252212 PMAQI
1 PM
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 9 PM
24AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
6 AM - 9 PM
24AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 PM (Avg. 24), while the lowest AQI was between 6 AM to 9 PM (Avg. 24).
Night time
Avg. Highest Time
12 AM - 11 PM
24AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM
24AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 24), while the lowest AQI was between 12 AM to 11 PM (Avg. 24).
2025 Days Vs Air Quality
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
2025
76%
164
24%
51
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
164 DaysModerate
51 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
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
67AQI
67AQI
2nd January 2025
36AQI
36AQI
3rd January 2025
27AQI
27AQI
4th January 2025
42AQI
42AQI
5th January 2025
29AQI
29AQI
6th January 2025
27AQI
27AQI
7th January 2025
24AQI
24AQI
8th January 2025
22AQI
22AQI
9th January 2025
22AQI
22AQI
10th January 2025
26AQI
26AQI
11th January 2025
31AQI
31AQI
12th January 2025
37AQI
37AQI
13th January 2025
44AQI
44AQI
14th January 2025
67AQI
67AQI
15th January 2025
70AQI
70AQI
16th January 2025
56AQI
56AQI
17th January 2025
71AQI
71AQI
18th January 2025
80AQI
80AQI
19th January 2025
86AQI
86AQI
20th January 2025
86AQI
86AQI
21st January 2025
80AQI
80AQI
22nd January 2025
70AQI
70AQI
23rd January 2025
41AQI
41AQI
24th January 2025
32AQI
32AQI
25th January 2025
30AQI
30AQI
26th January 2025
27AQI
27AQI
27th January 2025
22AQI
22AQI
28th January 2025
24AQI
24AQI
29th January 2025
27AQI
27AQI
30th January 2025
31AQI
31AQI
31st January 2025
31AQI
31AQI
1st February 2025
42AQI
42AQI
2nd February 2025
52AQI
52AQI
3rd February 2025
54AQI
54AQI
4th February 2025
66AQI
66AQI
5th February 2025
73AQI
73AQI
6th February 2025
65AQI
65AQI
7th February 2025
76AQI
76AQI
8th February 2025
82AQI
82AQI
9th February 2025
67AQI
67AQI
10th February 2025
75AQI
75AQI
11th February 2025
54AQI
54AQI
12th February 2025
54AQI
54AQI
13th February 2025
42AQI
42AQI
14th February 2025
46AQI
46AQI
15th February 2025
61AQI
61AQI
16th February 2025
79AQI
79AQI
17th February 2025
81AQI
81AQI
18th February 2025
83AQI
83AQI
19th February 2025
91AQI
91AQI
20th February 2025
84AQI
84AQI
21st February 2025
68AQI
68AQI
22nd February 2025
64AQI
64AQI
23rd February 2025
43AQI
43AQI
24th February 2025
49AQI
49AQI
25th February 2025
37AQI
37AQI
26th February 2025
28AQI
28AQI
27th February 2025
27AQI
27AQI
28th February 2025
26AQI
26AQI
1st March 2025
40AQI
40AQI
2nd March 2025
55AQI
55AQI
3rd March 2025
66AQI
66AQI
4th March 2025
60AQI
60AQI
5th March 2025
56AQI
56AQI
6th March 2025
56AQI
56AQI
7th March 2025
54AQI
54AQI
8th March 2025
57AQI
57AQI
9th March 2025
59AQI
59AQI
10th March 2025
35AQI
35AQI
11th March 2025
28AQI
28AQI
12th March 2025
26AQI
26AQI
13th March 2025
24AQI
24AQI
14th March 2025
30AQI
30AQI
15th March 2025
49AQI
49AQI
16th March 2025
25AQI
25AQI
17th March 2025
35AQI
35AQI
18th March 2025
47AQI
47AQI
19th March 2025
46AQI
46AQI
20th March 2025
32AQI
32AQI
21st March 2025
38AQI
38AQI
22nd March 2025
25AQI
25AQI
23rd March 2025
17AQI
17AQI
24th March 2025
19AQI
19AQI
25th March 2025
26AQI
26AQI
26th March 2025
48AQI
48AQI
27th March 2025
39AQI
39AQI
28th March 2025
44AQI
44AQI
29th March 2025
54AQI
54AQI
30th March 2025
41AQI
41AQI
31st March 2025
25AQI
25AQI
1st April 2025
24AQI
24AQI
2nd April 2025
40AQI
40AQI
3rd April 2025
42AQI
42AQI
4th April 2025
35AQI
35AQI
5th April 2025
33AQI
33AQI
6th April 2025
28AQI
28AQI
7th April 2025
26AQI
26AQI
8th April 2025
38AQI
38AQI
9th April 2025
41AQI
41AQI
10th April 2025
34AQI
34AQI
11th April 2025
32AQI
32AQI
12th April 2025
39AQI
39AQI
13th April 2025
33AQI
33AQI
14th April 2025
26AQI
26AQI
15th April 2025
20AQI
20AQI
16th April 2025
17AQI
17AQI
17th April 2025
17AQI
17AQI
18th April 2025
17AQI
17AQI
19th April 2025
20AQI
20AQI
20th April 2025
16AQI
16AQI
21st April 2025
14AQI
14AQI
22nd April 2025
16AQI
16AQI
23rd April 2025
17AQI
17AQI
24th April 2025
14AQI
14AQI
25th April 2025
18AQI
18AQI
26th April 2025
21AQI
21AQI
27th April 2025
29AQI
29AQI
28th April 2025
25AQI
25AQI
29th April 2025
31AQI
31AQI
30th April 2025
26AQI
26AQI
1st May 2025
36AQI
36AQI
2nd May 2025
39AQI
39AQI
3rd May 2025
38AQI
38AQI
4th May 2025
23AQI
23AQI
5th May 2025
18AQI
18AQI
6th May 2025
23AQI
23AQI
7th May 2025
44AQI
44AQI
8th May 2025
53AQI
53AQI
9th May 2025
56AQI
56AQI
10th May 2025
43AQI
43AQI
11th May 2025
30AQI
30AQI
12th May 2025
20AQI
20AQI
13th May 2025
22AQI
22AQI
14th May 2025
22AQI
22AQI
15th May 2025
30AQI
30AQI
16th May 2025
20AQI
20AQI
17th May 2025
19AQI
19AQI
18th May 2025
29AQI
29AQI
19th May 2025
30AQI
30AQI
20th May 2025
27AQI
27AQI
21st May 2025
24AQI
24AQI
22nd May 2025
22AQI
22AQI
23rd May 2025
22AQI
22AQI
24th May 2025
17AQI
17AQI
25th May 2025
22AQI
22AQI
26th May 2025
20AQI
20AQI
27th May 2025
20AQI
20AQI
28th May 2025
20AQI
20AQI
29th May 2025
17AQI
17AQI
30th May 2025
19AQI
19AQI
31st May 2025
22AQI
22AQI
1st June 2025
29AQI
29AQI
2nd June 2025
28AQI
28AQI
3rd June 2025
25AQI
25AQI
4th June 2025
29AQI
29AQI
5th June 2025
20AQI
20AQI
6th June 2025
21AQI
21AQI
7th June 2025
23AQI
23AQI
8th June 2025
44AQI
44AQI
9th June 2025
57AQI
57AQI
10th June 2025
70AQI
70AQI
11th June 2025
100AQI
100AQI
12th June 2025
75AQI
75AQI
13th June 2025
69AQI
69AQI
14th June 2025
61AQI
61AQI
15th June 2025
56AQI
56AQI
16th June 2025
34AQI
34AQI
17th June 2025
39AQI
39AQI
18th June 2025
45AQI
45AQI
19th June 2025
50AQI
50AQI
20th June 2025
58AQI
58AQI
21st June 2025
54AQI
54AQI
22nd June 2025
56AQI
56AQI
23rd June 2025
56AQI
56AQI
24th June 2025
40AQI
40AQI
25th June 2025
37AQI
37AQI
26th June 2025
38AQI
38AQI
27th June 2025
30AQI
30AQI
28th June 2025
24AQI
24AQI
29th June 2025
29AQI
29AQI
30th June 2025
36AQI
36AQI
1st July 2025
34AQI
34AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
37AQI
37AQI
4th July 2025
49AQI
49AQI
5th July 2025
44AQI
44AQI
6th July 2025
31AQI
31AQI
7th July 2025
24AQI
24AQI
8th July 2025
20AQI
20AQI
9th July 2025
18AQI
18AQI
10th July 2025
22AQI
22AQI
11th July 2025
24AQI
24AQI
12th July 2025
25AQI
25AQI
13th July 2025
30AQI
30AQI
14th July 2025
29AQI
29AQI
15th July 2025
30AQI
30AQI
16th July 2025
33AQI
33AQI
17th July 2025
25AQI
25AQI
18th July 2025
20AQI
20AQI
19th July 2025
25AQI
25AQI
20th July 2025
27AQI
27AQI
21st July 2025
18AQI
18AQI
22nd July 2025
16AQI
16AQI
23rd July 2025
16AQI
16AQI
24th July 2025
17AQI
17AQI
25th July 2025
17AQI
17AQI
26th July 2025
21AQI
21AQI
27th July 2025
23AQI
23AQI
28th July 2025
19AQI
19AQI
29th July 2025
24AQI
24AQI
30th July 2025
26AQI
26AQI
31st July 2025
24AQI
24AQI
1st August 2025
24AQI
24AQI
2nd August 2025
23AQI
23AQI
3rd August 2025
20AQI
20AQI
44AQI
60AQI
41AQI
26AQI
27AQI
44AQI
26AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
21
10
9
19
22
9
30
29
2
19
11
31
3
164
51
Highest AQI recorded in
February60AQI
Lowest AQI recorded in
August22AQI
202427AQI
31
29
30
1
30
31
30
31
31
30
31
24
6
21
10
349
17
Highest AQI recorded in
December43AQI
Lowest AQI recorded in
October20AQI
202324AQI
28
28
31
30
31
30
31
31
30
31
29
30
360
Highest AQI recorded in
June36AQI
Lowest AQI recorded in
December18AQI
202224AQI
31
21
31
30
31
30
24
2
28
29
30
31
318
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
December16AQI
202123AQI
30
25
3
31
28
31
30
31
31
30
31
30
31
359
3
Highest AQI recorded in
April29AQI
Lowest AQI recorded in
December15AQI
202024AQI
13
21
18
30
30
31
30
31
30
31
265
Highest AQI recorded in
May32AQI
Lowest AQI recorded in
October16AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
38AQILeast Polluted Year Recorded
2021(Avg.)
23AQILausanne Cesar Roux's annual 2025 AQI (38) shows an average percentage change of 55.3% (worsened AQI) compared to previous years: 2020 (24), 2021 (23), 2022 (24), 2023 (24), 2024 (27).
