Opfikon Balsberg, Opfikon, Zurich, 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
Opfikon Balsberg, Opfikon, Zurich, Switzerland
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Aug 2023
45AQILowest AQI recorded on
30th Aug 2021
11AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 22 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Opfikon Balsberg, Opfikon, Zurich, Switzerland
AQI
Day
Night
.
5 AM4th Aug 2025
9 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
10AM4th Aug
24AQI
Avg. Lowest Time
12PM4th Aug
21AQI
Night time
Avg. Highest Time
4AM5th Aug
25AQI
Avg. Lowest Time
5AM4th Aug
20AQI
In the last 24 hours,
Opfikon Balsberg's AQI reached its highest point of 25 at 4 AM during the Night, while the lowest point, 20, was recorded at 5 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Opfikon Balsberg, Opfikon, Zurich, Switzerland
JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025285 AMAQI
6th Jul 2025406 AMAQI
6th Jul 2025327 AMAQI
6th Jul 2025328 AMAQI
6th Jul 2025309 AMAQI
6th Jul 20253210 AMAQI
6th Jul 20253211 AMAQI
6th Jul 20253312 PMAQI
6th Jul 2025311 PMAQI
6th Jul 2025322 PMAQI
6th Jul 2025323 PMAQI
6th Jul 2025324 PMAQI
6th Jul 2025315 PMAQI
6th Jul 2025316 PMAQI
6th Jul 2025307 PMAQI
6th Jul 2025318 PMAQI
6th Jul 2025309 PMAQI
6th Jul 20253110 PMAQI
6th Jul 20253111 PMAQI
7th Jul 20253012 AMAQI
7th Jul 2025321 AMAQI
7th Jul 2025212 AMAQI
7th Jul 2025183 AMAQI
7th Jul 2025184 AMAQI
18°C12/26°C
7th Jul 2025195 AMAQI
7th Jul 2025216 AMAQI
7th Jul 2025237 AMAQI
7th Jul 2025238 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252110 AMAQI
7th Jul 20252311 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025221 PMAQI
7th Jul 2025232 PMAQI
7th Jul 2025243 PMAQI
7th Jul 2025224 PMAQI
7th Jul 2025235 PMAQI
7th Jul 2025236 PMAQI
7th Jul 2025227 PMAQI
7th Jul 2025228 PMAQI
7th Jul 2025229 PMAQI
7th Jul 20252210 PMAQI
7th Jul 20252211 PMAQI
8th Jul 20252212 AMAQI
8th Jul 2025231 AMAQI
8th Jul 2025182 AMAQI
8th Jul 2025173 AMAQI
8th Jul 2025174 AMAQI
15°C12/19°C
8th Jul 2025185 AMAQI
8th Jul 2025206 AMAQI
8th Jul 2025207 AMAQI
8th Jul 2025188 AMAQI
8th Jul 2025199 AMAQI
8th Jul 20251910 AMAQI
8th Jul 20251911 AMAQI
8th Jul 20251912 PMAQI
8th Jul 2025191 PMAQI
8th Jul 2025202 PMAQI
8th Jul 2025203 PMAQI
8th Jul 2025194 PMAQI
8th Jul 2025195 PMAQI
8th Jul 2025196 PMAQI
8th Jul 2025197 PMAQI
8th Jul 2025198 PMAQI
8th Jul 2025199 PMAQI
8th Jul 20251910 PMAQI
8th Jul 20252011 PMAQI
9th Jul 20252012 AMAQI
9th Jul 2025201 AMAQI
9th Jul 2025182 AMAQI
9th Jul 2025163 AMAQI
9th Jul 2025184 AMAQI
13°C10/16°C
9th Jul 2025185 AMAQI
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 20251912 PMAQI
9th Jul 2025181 PMAQI
9th Jul 2025182 PMAQI
9th Jul 2025183 PMAQI
9th Jul 2025184 PMAQI
9th Jul 2025175 PMAQI
9th Jul 2025176 PMAQI
9th Jul 2025187 PMAQI
9th Jul 2025188 PMAQI
9th Jul 2025189 PMAQI
9th Jul 20251810 PMAQI
9th Jul 20251811 PMAQI
10th Jul 20251812 AMAQI
10th Jul 2025191 AMAQI
10th Jul 2025212 AMAQI
10th Jul 2025223 AMAQI
10th Jul 2025224 AMAQI
15°C8/22°C
10th Jul 2025215 AMAQI
10th Jul 2025196 AMAQI
10th Jul 2025217 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20252210 AMAQI
10th Jul 20252211 AMAQI
10th Jul 20252112 PMAQI
10th Jul 2025201 PMAQI
10th Jul 2025202 PMAQI
10th Jul 2025203 PMAQI
10th Jul 2025194 PMAQI
10th Jul 2025195 PMAQI
10th Jul 2025196 PMAQI
10th Jul 2025197 PMAQI
10th Jul 2025208 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20252210 PMAQI
10th Jul 20252211 PMAQI
11th Jul 20252112 AMAQI
11th Jul 2025201 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025223 AMAQI
11th Jul 2025244 AMAQI
16°C8/24°C
11th Jul 2025245 AMAQI
11th Jul 2025246 AMAQI
11th Jul 2025247 AMAQI
11th Jul 2025268 AMAQI
11th Jul 2025249 AMAQI
11th Jul 20253010 AMAQI
11th Jul 20253611 AMAQI
11th Jul 20253812 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025242 PMAQI
11th Jul 2025233 PMAQI
11th Jul 2025244 PMAQI
11th Jul 2025235 PMAQI
11th Jul 2025236 PMAQI
11th Jul 2025237 PMAQI
11th Jul 2025238 PMAQI
11th Jul 2025249 PMAQI
11th Jul 20252310 PMAQI
11th Jul 20252411 PMAQI
12th Jul 20252312 AMAQI
12th Jul 2025231 AMAQI
12th Jul 2025242 AMAQI
12th Jul 2025243 AMAQI
12th Jul 2025274 AMAQI
18°C10/25°C
12th Jul 2025265 AMAQI
12th Jul 2025286 AMAQI
12th Jul 2025267 AMAQI
12th Jul 2025248 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252410 AMAQI
12th Jul 20252511 AMAQI
12th Jul 20252512 PMAQI
12th Jul 2025241 PMAQI
12th Jul 2025232 PMAQI
12th Jul 2025233 PMAQI
12th Jul 2025234 PMAQI
12th Jul 2025235 PMAQI
12th Jul 2025246 PMAQI
12th Jul 2025237 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025239 PMAQI
12th Jul 20252410 PMAQI
12th Jul 20252411 PMAQI
13th Jul 20252512 AMAQI
13th Jul 2025251 AMAQI
13th Jul 2025292 AMAQI
13th Jul 2025273 AMAQI
13th Jul 2025264 AMAQI
19°C11/27°C
13th Jul 2025275 AMAQI
13th Jul 2025266 AMAQI
13th Jul 2025277 AMAQI
13th Jul 2025268 AMAQI
13th Jul 2025289 AMAQI
13th Jul 20252810 AMAQI
13th Jul 20252811 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025301 PMAQI
13th Jul 2025272 PMAQI
13th Jul 2025273 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025266 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025278 PMAQI
13th Jul 2025269 PMAQI
13th Jul 20252610 PMAQI
13th Jul 20252711 PMAQI
14th Jul 20252712 AMAQI
14th Jul 2025271 AMAQI
14th Jul 2025282 AMAQI
14th Jul 2025333 AMAQI
14th Jul 2025304 AMAQI
20°C12/29°C
14th Jul 2025305 AMAQI
14th Jul 2025306 AMAQI
14th Jul 2025277 AMAQI
14th Jul 2025248 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20252510 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025252 PMAQI
14th Jul 2025253 PMAQI
14th Jul 2025264 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025256 PMAQI
14th Jul 2025247 PMAQI
14th Jul 2025268 PMAQI
14th Jul 2025269 PMAQI
14th Jul 20252610 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025261 AMAQI
15th Jul 2025252 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025264 AMAQI
20°C15/27°C
15th Jul 2025265 AMAQI
15th Jul 2025256 AMAQI
15th Jul 2025257 AMAQI
15th Jul 2025258 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252412 PMAQI
15th Jul 2025241 PMAQI
15th Jul 2025242 PMAQI
15th Jul 2025243 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025265 PMAQI
15th Jul 2025266 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025278 PMAQI
15th Jul 2025279 PMAQI
15th Jul 20252710 PMAQI
15th Jul 20252711 PMAQI
16th Jul 20252612 AMAQI
16th Jul 2025261 AMAQI
16th Jul 2025302 AMAQI
16th Jul 2025333 AMAQI
16th Jul 2025354 AMAQI
19°C14/25°C
16th Jul 2025335 AMAQI
16th Jul 2025326 AMAQI
16th Jul 2025297 AMAQI
16th Jul 2025298 AMAQI
16th Jul 2025289 AMAQI
16th Jul 20252710 AMAQI
16th Jul 20252711 AMAQI
16th Jul 20252612 PMAQI
16th Jul 2025281 PMAQI
16th Jul 2025262 PMAQI
16th Jul 2025273 PMAQI
16th Jul 2025284 PMAQI
16th Jul 2025285 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025267 PMAQI
16th Jul 2025258 PMAQI
16th Jul 2025269 PMAQI
16th Jul 20252710 PMAQI
16th Jul 20252711 PMAQI
17th Jul 20252812 AMAQI
17th Jul 2025281 AMAQI
17th Jul 2025202 AMAQI
17th Jul 2025213 AMAQI
17th Jul 2025244 AMAQI
17°C14/22°C
17th Jul 2025255 AMAQI
17th Jul 2025286 AMAQI
17th Jul 2025227 AMAQI
17th Jul 2025208 AMAQI
17th Jul 2025199 AMAQI
17th Jul 20252110 AMAQI
17th Jul 20252011 AMAQI
17th Jul 20252112 PMAQI
17th Jul 2025201 PMAQI
17th Jul 2025212 PMAQI
17th Jul 2025213 PMAQI
17th Jul 2025214 PMAQI
17th Jul 2025215 PMAQI
17th Jul 2025226 PMAQI
17th Jul 2025227 PMAQI
17th Jul 2025218 PMAQI
17th Jul 2025229 PMAQI
17th Jul 20252410 PMAQI
17th Jul 20252211 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025221 AMAQI
18th Jul 2025202 AMAQI
18th Jul 2025203 AMAQI
18th Jul 2025204 AMAQI
19°C14/25°C
18th Jul 2025205 AMAQI
18th Jul 2025206 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025228 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025221 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025229 PMAQI
18th Jul 20252210 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20252112 AMAQI
19th Jul 2025211 AMAQI
19th Jul 2025222 AMAQI
19th Jul 2025253 AMAQI
19th Jul 2025274 AMAQI
19°C11/28°C
19th Jul 2025275 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025268 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252810 AMAQI
19th Jul 20252711 AMAQI
19th Jul 20252712 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025253 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025239 PMAQI
19th Jul 20252510 PMAQI
19th Jul 20252411 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025241 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025253 AMAQI
20th Jul 2025284 AMAQI
19°C13/30°C
20th Jul 2025285 AMAQI
20th Jul 2025296 AMAQI
20th Jul 2025287 AMAQI
20th Jul 2025288 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025267 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025269 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252411 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025261 AMAQI
21st Jul 2025202 AMAQI
21st Jul 2025193 AMAQI
21st Jul 2025224 AMAQI
20°C13/30°C
21st Jul 2025225 AMAQI
21st Jul 2025236 AMAQI
21st Jul 2025187 AMAQI
21st Jul 2025188 AMAQI
21st Jul 2025169 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20251712 PMAQI
21st Jul 2025171 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025195 PMAQI
21st Jul 2025196 PMAQI
21st Jul 2025197 PMAQI
21st Jul 2025198 PMAQI
21st Jul 2025199 PMAQI
21st Jul 20252110 PMAQI
21st Jul 20252011 PMAQI
22nd Jul 20252112 AMAQI
22nd Jul 2025211 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025144 AMAQI
18°C15/24°C
22nd Jul 2025155 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025167 AMAQI
22nd Jul 2025148 AMAQI
22nd Jul 2025149 AMAQI
22nd Jul 20251410 AMAQI
22nd Jul 20251411 AMAQI
22nd Jul 20251412 PMAQI
22nd Jul 2025141 PMAQI
22nd Jul 2025162 PMAQI
22nd Jul 2025163 PMAQI
22nd Jul 2025164 PMAQI
22nd Jul 2025165 PMAQI
22nd Jul 2025166 PMAQI
22nd Jul 2025177 PMAQI
22nd Jul 2025178 PMAQI
22nd Jul 2025179 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251711 PMAQI
23rd Jul 20251712 AMAQI
23rd Jul 2025171 AMAQI
23rd Jul 2025162 AMAQI
23rd Jul 2025143 AMAQI
23rd Jul 2025154 AMAQI
18°C13/24°C
23rd Jul 2025165 AMAQI
23rd Jul 2025166 AMAQI
23rd Jul 2025167 AMAQI
23rd Jul 2025168 AMAQI
23rd Jul 2025189 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251612 PMAQI
23rd Jul 2025161 PMAQI
23rd Jul 2025162 PMAQI
23rd Jul 2025173 PMAQI
23rd Jul 2025174 PMAQI
23rd Jul 2025175 PMAQI
23rd Jul 2025176 PMAQI
23rd Jul 2025177 PMAQI
23rd Jul 2025178 PMAQI
23rd Jul 2025179 PMAQI
23rd Jul 20251710 PMAQI
23rd Jul 20251711 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025171 AMAQI
24th Jul 2025182 AMAQI
24th Jul 2025203 AMAQI
24th Jul 2025224 AMAQI
19°C10/26°C
24th Jul 2025225 AMAQI
24th Jul 2025226 AMAQI
24th Jul 2025197 AMAQI
24th Jul 2025178 AMAQI
24th Jul 2025189 AMAQI
24th Jul 20251710 AMAQI
24th Jul 20251611 AMAQI
24th Jul 20251412 PMAQI
24th Jul 2025161 PMAQI
24th Jul 2025172 PMAQI
24th Jul 2025163 PMAQI
24th Jul 2025164 PMAQI
24th Jul 2025175 PMAQI
24th Jul 2025166 PMAQI
24th Jul 2025177 PMAQI
24th Jul 2025178 PMAQI
24th Jul 2025179 PMAQI
24th Jul 20251710 PMAQI
24th Jul 20251711 PMAQI
25th Jul 20251712 AMAQI
25th Jul 2025171 AMAQI
25th Jul 2025182 AMAQI
25th Jul 2025193 AMAQI
25th Jul 2025194 AMAQI
16°C14/19°C
25th Jul 2025205 AMAQI
25th Jul 2025196 AMAQI
25th Jul 2025207 AMAQI
25th Jul 2025198 AMAQI
25th Jul 2025199 AMAQI
25th Jul 20252210 AMAQI
25th Jul 20252111 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025172 PMAQI
25th Jul 2025173 PMAQI
25th Jul 2025164 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025176 PMAQI
25th Jul 2025177 PMAQI
25th Jul 2025188 PMAQI
25th Jul 2025179 PMAQI
25th Jul 20251810 PMAQI
25th Jul 20251811 PMAQI
26th Jul 20251812 AMAQI
26th Jul 2025181 AMAQI
26th Jul 2025192 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025204 AMAQI
15°C13/20°C
26th Jul 2025225 AMAQI
26th Jul 2025216 AMAQI
26th Jul 2025207 AMAQI
26th Jul 2025208 AMAQI
26th Jul 2025209 AMAQI
26th Jul 20252110 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252212 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025232 PMAQI
26th Jul 2025233 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025236 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025199 PMAQI
26th Jul 20252010 PMAQI
26th Jul 20252011 PMAQI
27th Jul 20251912 AMAQI
27th Jul 2025201 AMAQI
27th Jul 2025212 AMAQI
27th Jul 2025223 AMAQI
27th Jul 2025244 AMAQI
16°C12/19°C
27th Jul 2025245 AMAQI
27th Jul 2025246 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025228 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025252 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025234 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025217 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025189 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252211 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025162 AMAQI
28th Jul 2025173 AMAQI
28th Jul 2025194 AMAQI
16°C13/21°C
28th Jul 2025185 AMAQI
28th Jul 2025216 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025178 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 2025185 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20251911 PMAQI
29th Jul 20251912 AMAQI
29th Jul 2025191 AMAQI
29th Jul 2025202 AMAQI
29th Jul 2025203 AMAQI
29th Jul 2025194 AMAQI
13°C13/15°C
29th Jul 2025195 AMAQI
29th Jul 2025206 AMAQI
29th Jul 2025217 AMAQI
29th Jul 2025228 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252210 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025191 PMAQI
29th Jul 2025192 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025204 PMAQI
29th Jul 2025195 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025207 PMAQI
29th Jul 2025208 PMAQI
29th Jul 2025209 PMAQI
29th Jul 20252010 PMAQI
29th Jul 20252111 PMAQI
30th Jul 20252012 AMAQI
30th Jul 2025211 AMAQI
30th Jul 2025222 AMAQI
30th Jul 2025223 AMAQI
30th Jul 2025224 AMAQI
15°C10/22°C
30th Jul 2025225 AMAQI
30th Jul 2025236 AMAQI
30th Jul 2025227 AMAQI
30th Jul 2025238 AMAQI
30th Jul 2025249 AMAQI
30th Jul 20252310 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20252512 PMAQI
30th Jul 2025231 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025234 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025227 PMAQI
30th Jul 2025228 PMAQI
30th Jul 2025229 PMAQI
30th Jul 20252210 PMAQI
30th Jul 20252211 PMAQI
31st Jul 20252212 AMAQI
31st Jul 2025221 AMAQI
31st Jul 2025222 AMAQI
31st Jul 2025223 AMAQI
31st Jul 2025224 AMAQI
16°C10/22°C
31st Jul 2025235 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025227 AMAQI
31st Jul 2025218 AMAQI
31st Jul 2025209 AMAQI
31st Jul 20252110 AMAQI
31st Jul 20252111 AMAQI
31st Jul 20252012 PMAQI
31st Jul 2025191 PMAQI
31st Jul 2025222 PMAQI
31st Jul 2025283 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025205 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025217 PMAQI
31st Jul 2025218 PMAQI
31st Jul 2025229 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252211 PMAQI
1st Aug 20252212 AMAQI
1st Aug 2025221 AMAQI
1st Aug 2025202 AMAQI
1st Aug 2025213 AMAQI
1st Aug 2025244 AMAQI
17°C11/24°C
1st Aug 2025205 AMAQI
1st Aug 2025216 AMAQI
1st Aug 2025257 AMAQI
1st Aug 2025258 AMAQI
1st Aug 2025229 AMAQI
1st Aug 20252210 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252212 PMAQI
1st Aug 2025231 PMAQI
1st Aug 2025232 PMAQI
1st Aug 2025243 PMAQI
1st Aug 2025224 PMAQI
1st Aug 2025225 PMAQI
1st Aug 2025246 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025228 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252210 PMAQI
1st Aug 20252311 PMAQI
2nd Aug 20252312 AMAQI
2nd Aug 2025231 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025274 AMAQI
17°C13/22°C
2nd Aug 2025215 AMAQI
2nd Aug 2025246 AMAQI
2nd Aug 2025207 AMAQI
2nd Aug 2025178 AMAQI
2nd Aug 2025189 AMAQI
2nd Aug 20251810 AMAQI
2nd Aug 20252011 AMAQI
2nd Aug 20251912 PMAQI
2nd Aug 2025201 PMAQI
2nd Aug 2025212 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025224 PMAQI
2nd Aug 2025215 PMAQI
2nd Aug 2025226 PMAQI
2nd Aug 2025217 PMAQI
2nd Aug 2025208 PMAQI
2nd Aug 2025219 PMAQI
2nd Aug 20252310 PMAQI
2nd Aug 20252211 PMAQI
3rd Aug 20252312 AMAQI
3rd Aug 2025241 AMAQI
3rd Aug 2025272 AMAQI
3rd Aug 2025203 AMAQI
3rd Aug 2025184 AMAQI
14°C11/17°C
3rd Aug 2025195 AMAQI
3rd Aug 2025206 AMAQI
3rd Aug 2025227 AMAQI
3rd Aug 2025238 AMAQI
3rd Aug 2025219 AMAQI
3rd Aug 20252010 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20252012 PMAQI
3rd Aug 2025181 PMAQI
3rd Aug 2025182 PMAQI
3rd Aug 2025203 PMAQI
3rd Aug 2025194 PMAQI
3rd Aug 2025185 PMAQI
3rd Aug 2025196 PMAQI
3rd Aug 2025187 PMAQI
3rd Aug 2025218 PMAQI
3rd Aug 2025209 PMAQI
3rd Aug 20252110 PMAQI
3rd Aug 20252211 PMAQI
4th Aug 20252212 AMAQI
4th Aug 2025221 AMAQI
4th Aug 2025242 AMAQI
4th Aug 2025203 AMAQI
4th Aug 2025184 AMAQI
15°C9/21°C
4th Aug 2025205 AMAQI
4th Aug 2025226 AMAQI
4th Aug 2025227 AMAQI
4th Aug 2025228 AMAQI
4th Aug 2025229 AMAQI
4th Aug 20252410 AMAQI
4th Aug 20252411 AMAQI
4th Aug 20252112 PMAQI
4th Aug 2025221 PMAQI
4th Aug 2025222 PMAQI
4th Aug 2025233 PMAQI
4th Aug 2025224 PMAQI
4th Aug 2025235 PMAQI
4th Aug 2025226 PMAQI
4th Aug 2025227 PMAQI
4th Aug 2025248 PMAQI
4th Aug 2025239 PMAQI
4th Aug 20252310 PMAQI
4th Aug 20252311 PMAQI
5th Aug 20252212 AMAQI
5th Aug 2025221 AMAQI
5th Aug 2025232 AMAQI
5th Aug 2025223 AMAQI
5th Aug 2025254 AMAQI
15°C10/21°C
5th Aug 2025215 AMAQI
5 AM5th Aug 2025266 AMAQI
5th Aug 2025317 AMAQI
5th Aug 2025248 AMAQI
5th Aug 2025229 AMAQI
5th Aug 20252410 AMAQI
5th Aug 20252411 AMAQI
5th Aug 20252212 PMAQI
5th Aug 2025231 PMAQI
1 PM5th Aug 2025252 PMAQI
5th Aug 2025243 PMAQI
5th Aug 2025264 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025257 PMAQI
5th Aug 2025248 PMAQI
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 9 PM
22AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 9 PM
22AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 PM (Avg. 22), while the lowest AQI was between 5 AM to 9 PM (Avg. 22).
Night time
Avg. Highest Time
12 AM - 11 PM
22AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
22AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 22), while the lowest AQI was between 12 AM to 11 PM (Avg. 22).
2025 Days Vs Air Quality
Opfikon Balsberg, Opfikon, Zurich, Switzerland
2025
76%
164
24%
52
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
164 DaysModerate
52 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 217 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
Opfikon Balsberg, Opfikon, Zurich, 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
59AQI
59AQI
3rd January 2025
77AQI
77AQI
4th January 2025
79AQI
79AQI
5th January 2025
77AQI
77AQI
6th January 2025
37AQI
37AQI
7th January 2025
29AQI
29AQI
8th January 2025
30AQI
30AQI
9th January 2025
27AQI
27AQI
10th January 2025
28AQI
28AQI
11th January 2025
33AQI
33AQI
12th January 2025
39AQI
39AQI
13th January 2025
40AQI
40AQI
14th January 2025
51AQI
51AQI
15th January 2025
55AQI
55AQI
16th January 2025
44AQI
44AQI
17th January 2025
50AQI
50AQI
18th January 2025
53AQI
53AQI
19th January 2025
61AQI
61AQI
20th January 2025
64AQI
64AQI
21st January 2025
65AQI
65AQI
22nd January 2025
66AQI
66AQI
23rd January 2025
62AQI
62AQI
24th January 2025
57AQI
57AQI
25th January 2025
53AQI
53AQI
26th January 2025
44AQI
44AQI
27th January 2025
36AQI
36AQI
28th January 2025
30AQI
30AQI
29th January 2025
27AQI
27AQI
30th January 2025
29AQI
29AQI
31st January 2025
27AQI
27AQI
1st February 2025
44AQI
44AQI
2nd February 2025
54AQI
54AQI
3rd February 2025
58AQI
58AQI
4th February 2025
66AQI
66AQI
5th February 2025
69AQI
69AQI
6th February 2025
69AQI
69AQI
7th February 2025
65AQI
65AQI
8th February 2025
66AQI
66AQI
9th February 2025
67AQI
67AQI
10th February 2025
71AQI
71AQI
11th February 2025
77AQI
77AQI
12th February 2025
71AQI
71AQI
13th February 2025
62AQI
62AQI
14th February 2025
61AQI
61AQI
15th February 2025
64AQI
64AQI
16th February 2025
66AQI
66AQI
17th February 2025
67AQI
67AQI
18th February 2025
67AQI
67AQI
19th February 2025
70AQI
70AQI
20th February 2025
75AQI
75AQI
21st February 2025
71AQI
71AQI
22nd February 2025
68AQI
68AQI
23rd February 2025
66AQI
66AQI
24th February 2025
56AQI
56AQI
25th February 2025
45AQI
45AQI
26th February 2025
32AQI
32AQI
27th February 2025
33AQI
33AQI
28th February 2025
37AQI
37AQI
1st March 2025
37AQI
37AQI
2nd March 2025
41AQI
41AQI
3rd March 2025
48AQI
48AQI
4th March 2025
54AQI
54AQI
5th March 2025
57AQI
57AQI
6th March 2025
58AQI
58AQI
7th March 2025
57AQI
57AQI
8th March 2025
57AQI
57AQI
9th March 2025
59AQI
59AQI
10th March 2025
56AQI
56AQI
11th March 2025
51AQI
51AQI
12th March 2025
42AQI
42AQI
13th March 2025
41AQI
41AQI
14th March 2025
40AQI
40AQI
15th March 2025
43AQI
43AQI
16th March 2025
40AQI
40AQI
17th March 2025
48AQI
48AQI
18th March 2025
43AQI
43AQI
19th March 2025
44AQI
44AQI
20th March 2025
45AQI
45AQI
21st March 2025
41AQI
41AQI
22nd March 2025
40AQI
40AQI
23rd March 2025
33AQI
33AQI
24th March 2025
32AQI
32AQI
25th March 2025
34AQI
34AQI
26th March 2025
46AQI
46AQI
27th March 2025
37AQI
37AQI
28th March 2025
37AQI
37AQI
29th March 2025
47AQI
47AQI
30th March 2025
41AQI
41AQI
31st March 2025
38AQI
38AQI
1st April 2025
31AQI
31AQI
2nd April 2025
37AQI
37AQI
3rd April 2025
45AQI
45AQI
4th April 2025
46AQI
46AQI
5th April 2025
39AQI
39AQI
6th April 2025
26AQI
26AQI
7th April 2025
22AQI
22AQI
8th April 2025
28AQI
28AQI
9th April 2025
33AQI
33AQI
10th April 2025
40AQI
40AQI
11th April 2025
44AQI
44AQI
12th April 2025
43AQI
43AQI
13th April 2025
43AQI
43AQI
14th April 2025
32AQI
32AQI
15th April 2025
28AQI
28AQI
16th April 2025
23AQI
23AQI
17th April 2025
16AQI
16AQI
18th April 2025
17AQI
17AQI
19th April 2025
18AQI
18AQI
20th April 2025
18AQI
18AQI
21st April 2025
15AQI
15AQI
22nd April 2025
14AQI
14AQI
23rd April 2025
18AQI
18AQI
24th April 2025
17AQI
17AQI
25th April 2025
15AQI
15AQI
26th April 2025
21AQI
21AQI
27th April 2025
30AQI
30AQI
28th April 2025
33AQI
33AQI
29th April 2025
32AQI
32AQI
30th April 2025
29AQI
29AQI
1st May 2025
40AQI
40AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
46AQI
46AQI
4th May 2025
30AQI
30AQI
5th May 2025
19AQI
19AQI
6th May 2025
21AQI
21AQI
7th May 2025
31AQI
31AQI
8th May 2025
40AQI
40AQI
9th May 2025
44AQI
44AQI
10th May 2025
34AQI
34AQI
11th May 2025
26AQI
26AQI
12th May 2025
21AQI
21AQI
13th May 2025
20AQI
20AQI
14th May 2025
27AQI
27AQI
15th May 2025
33AQI
33AQI
16th May 2025
22AQI
22AQI
17th May 2025
20AQI
20AQI
18th May 2025
26AQI
26AQI
19th May 2025
29AQI
29AQI
20th May 2025
28AQI
28AQI
21st May 2025
25AQI
25AQI
22nd May 2025
24AQI
24AQI
23rd May 2025
24AQI
24AQI
24th May 2025
21AQI
21AQI
25th May 2025
19AQI
19AQI
26th May 2025
19AQI
19AQI
27th May 2025
22AQI
22AQI
28th May 2025
21AQI
21AQI
29th May 2025
18AQI
18AQI
30th May 2025
20AQI
20AQI
31st May 2025
24AQI
24AQI
1st June 2025
27AQI
27AQI
2nd June 2025
25AQI
25AQI
3rd June 2025
22AQI
22AQI
4th June 2025
23AQI
23AQI
5th June 2025
19AQI
19AQI
6th June 2025
17AQI
17AQI
7th June 2025
16AQI
16AQI
8th June 2025
31AQI
31AQI
9th June 2025
41AQI
41AQI
10th June 2025
57AQI
57AQI
11th June 2025
65AQI
65AQI
12th June 2025
56AQI
56AQI
13th June 2025
59AQI
59AQI
14th June 2025
59AQI
59AQI
15th June 2025
51AQI
51AQI
16th June 2025
33AQI
33AQI
17th June 2025
33AQI
33AQI
18th June 2025
36AQI
36AQI
19th June 2025
45AQI
45AQI
20th June 2025
48AQI
48AQI
21st June 2025
41AQI
41AQI
22nd June 2025
41AQI
41AQI
23rd June 2025
40AQI
40AQI
24th June 2025
32AQI
32AQI
25th June 2025
29AQI
29AQI
26th June 2025
32AQI
32AQI
27th June 2025
29AQI
29AQI
28th June 2025
25AQI
25AQI
29th June 2025
28AQI
28AQI
30th June 2025
28AQI
28AQI
1st July 2025
30AQI
30AQI
2nd July 2025
35AQI
35AQI
3rd July 2025
35AQI
35AQI
4th July 2025
40AQI
40AQI
5th July 2025
40AQI
40AQI
6th July 2025
32AQI
32AQI
7th July 2025
23AQI
23AQI
8th July 2025
19AQI
19AQI
9th July 2025
18AQI
18AQI
10th July 2025
21AQI
21AQI
11th July 2025
25AQI
25AQI
12th July 2025
24AQI
24AQI
13th July 2025
27AQI
27AQI
14th July 2025
27AQI
27AQI
15th July 2025
25AQI
25AQI
16th July 2025
28AQI
28AQI
17th July 2025
23AQI
23AQI
18th July 2025
21AQI
21AQI
19th July 2025
25AQI
25AQI
20th July 2025
26AQI
26AQI
21st July 2025
20AQI
20AQI
22nd July 2025
16AQI
16AQI
23rd July 2025
16AQI
16AQI
24th July 2025
18AQI
18AQI
25th July 2025
18AQI
18AQI
26th July 2025
21AQI
21AQI
27th July 2025
22AQI
22AQI
28th July 2025
18AQI
18AQI
29th July 2025
20AQI
20AQI
30th July 2025
22AQI
22AQI
31st July 2025
22AQI
22AQI
1st August 2025
22AQI
22AQI
2nd August 2025
22AQI
22AQI
3rd August 2025
20AQI
20AQI
4th August 2025
22AQI
22AQI
48AQI
61AQI
45AQI
28AQI
27AQI
36AQI
24AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
16
15
5
23
23
8
30
31
24
6
31
4
164
52
Highest AQI recorded in
February61AQI
Lowest AQI recorded in
August22AQI
202424AQI
31
29
31
30
31
30
31
31
25
3
31
30
26
5
356
8
Highest AQI recorded in
December38AQI
Lowest AQI recorded in
October15AQI
202321AQI
31
28
31
30
31
30
31
29
30
31
29
31
362
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
November16AQI
202221AQI
31
21
31
30
31
30
23
3
29
31
30
31
321
Highest AQI recorded in
July28AQI
Lowest AQI recorded in
November15AQI
202120AQI
30
26
2
31
30
31
30
31
31
30
31
30
30
361
2
Highest AQI recorded in
June25AQI
Lowest AQI recorded in
November14AQI
202019AQI
13
21
18
30
31
31
30
31
30
31
266
Highest AQI recorded in
April28AQI
Lowest AQI recorded in
October11AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
38AQILeast Polluted Year Recorded
2020(Avg.)
19AQIOpfikon Balsberg's annual 2025 AQI (38) shows an average percentage change of 83.04% (worsened AQI) compared to previous years: 2020 (19), 2021 (20), 2022 (21), 2023 (21), 2024 (24).
