San Rafael, California, United States 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
San Rafael, California, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
87AQILowest AQI recorded on
2nd Aug 2024
9AQISame Day Analysis (13th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 23 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 13th Aug - 14th Aug 2025
San Rafael, California, United States
AQI
Day
Night
.
6 AM13th Aug 2025
8 PM
5 AM14th Aug 2025
Day time
Avg. Highest Time
6PM13th Aug
27AQI
Avg. Lowest Time
2PM13th Aug
17AQI
Night time
Avg. Highest Time
9PM13th Aug
24AQI
Avg. Lowest Time
5AM14th Aug
14AQI
In the last 24 hours,
San Rafael's AQI reached its highest point of 27 at 6 PM during the Day, while the lowest point, 14, was recorded at 5 AM during the Night between 13th Aug and 14th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
San Rafael, California, United States
JulAug
15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
Day
Night
15th Jul 2025136 AMAQI
15th Jul 2025137 AMAQI
15th Jul 2025148 AMAQI
15th Jul 2025149 AMAQI
15th Jul 20251410 AMAQI
15th Jul 20251611 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025151 PMAQI
15th Jul 2025142 PMAQI
15th Jul 2025163 PMAQI
15th Jul 2025164 PMAQI
15th Jul 2025195 PMAQI
15th Jul 2025186 PMAQI
15th Jul 2025177 PMAQI
15th Jul 2025168 PMAQI
15th Jul 2025189 PMAQI
15th Jul 20251810 PMAQI
15th Jul 20252011 PMAQI
16th Jul 20252012 AMAQI
16th Jul 2025201 AMAQI
16th Jul 2025222 AMAQI
16th Jul 2025213 AMAQI
16th Jul 2025184 AMAQI
16th Jul 2025175 AMAQI
15°C12/18°C
16th Jul 2025166 AMAQI
16th Jul 2025167 AMAQI
16th Jul 2025178 AMAQI
16th Jul 2025159 AMAQI
16th Jul 20251610 AMAQI
16th Jul 20251711 AMAQI
16th Jul 20251612 PMAQI
16th Jul 2025161 PMAQI
16th Jul 2025162 PMAQI
16th Jul 2025183 PMAQI
16th Jul 2025194 PMAQI
16th Jul 2025205 PMAQI
16th Jul 2025206 PMAQI
16th Jul 2025177 PMAQI
16th Jul 2025168 PMAQI
16th Jul 2025179 PMAQI
16th Jul 20251610 PMAQI
16th Jul 20251811 PMAQI
17th Jul 20251812 AMAQI
17th Jul 2025181 AMAQI
17th Jul 2025182 AMAQI
17th Jul 2025183 AMAQI
17th Jul 2025154 AMAQI
17th Jul 2025165 AMAQI
15°C14/18°C
17th Jul 2025156 AMAQI
17th Jul 2025147 AMAQI
17th Jul 2025168 AMAQI
17th Jul 2025169 AMAQI
17th Jul 20251610 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251512 PMAQI
17th Jul 2025151 PMAQI
17th Jul 2025142 PMAQI
17th Jul 2025153 PMAQI
17th Jul 2025174 PMAQI
17th Jul 2025165 PMAQI
17th Jul 2025166 PMAQI
17th Jul 2025167 PMAQI
17th Jul 2025158 PMAQI
17th Jul 2025169 PMAQI
17th Jul 20251710 PMAQI
17th Jul 20252011 PMAQI
18th Jul 20252012 AMAQI
18th Jul 2025181 AMAQI
18th Jul 2025162 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025134 AMAQI
18th Jul 2025135 AMAQI
17°C14/22°C
18th Jul 2025146 AMAQI
18th Jul 2025147 AMAQI
18th Jul 2025148 AMAQI
18th Jul 2025149 AMAQI
18th Jul 20251410 AMAQI
18th Jul 20251311 AMAQI
18th Jul 20251512 PMAQI
18th Jul 2025171 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025184 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025186 PMAQI
18th Jul 2025157 PMAQI
18th Jul 2025158 PMAQI
18th Jul 2025169 PMAQI
18th Jul 20251710 PMAQI
18th Jul 20252511 PMAQI
19th Jul 20252812 AMAQI
19th Jul 2025231 AMAQI
19th Jul 2025192 AMAQI
19th Jul 2025183 AMAQI
19th Jul 2025184 AMAQI
19th Jul 2025165 AMAQI
17°C14/22°C
19th Jul 2025176 AMAQI
19th Jul 2025207 AMAQI
19th Jul 2025178 AMAQI
19th Jul 2025189 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20251611 AMAQI
19th Jul 20251612 PMAQI
19th Jul 2025161 PMAQI
19th Jul 2025172 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025178 PMAQI
19th Jul 2025169 PMAQI
19th Jul 20251610 PMAQI
19th Jul 20251711 PMAQI
20th Jul 20251812 AMAQI
20th Jul 2025181 AMAQI
20th Jul 2025192 AMAQI
20th Jul 2025203 AMAQI
20th Jul 2025194 AMAQI
20th Jul 2025165 AMAQI
17°C13/22°C
20th Jul 2025166 AMAQI
20th Jul 2025157 AMAQI
20th Jul 2025168 AMAQI
20th Jul 2025149 AMAQI
20th Jul 20251510 AMAQI
20th Jul 20251411 AMAQI
20th Jul 20251312 PMAQI
20th Jul 2025121 PMAQI
20th Jul 2025152 PMAQI
20th Jul 2025153 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025165 PMAQI
20th Jul 2025196 PMAQI
20th Jul 2025177 PMAQI
20th Jul 2025198 PMAQI
20th Jul 2025269 PMAQI
20th Jul 20252710 PMAQI
20th Jul 20252711 PMAQI
21st Jul 20252712 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025252 AMAQI
21st Jul 2025253 AMAQI
21st Jul 2025334 AMAQI
21st Jul 2025285 AMAQI
16°C13/21°C
21st Jul 2025256 AMAQI
21st Jul 2025217 AMAQI
21st Jul 2025208 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20251911 AMAQI
21st Jul 20251712 PMAQI
21st Jul 2025161 PMAQI
21st Jul 2025172 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025227 PMAQI
21st Jul 2025208 PMAQI
21st Jul 2025189 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20251911 PMAQI
22nd Jul 20251812 AMAQI
22nd Jul 2025171 AMAQI
22nd Jul 2025162 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025124 AMAQI
22nd Jul 2025115 AMAQI
16°C13/18°C
22nd Jul 2025126 AMAQI
22nd Jul 2025137 AMAQI
22nd Jul 2025138 AMAQI
22nd Jul 2025129 AMAQI
22nd Jul 20251310 AMAQI
22nd Jul 20251311 AMAQI
22nd Jul 20251212 PMAQI
22nd Jul 2025111 PMAQI
22nd Jul 2025122 PMAQI
22nd Jul 2025133 PMAQI
22nd Jul 2025134 PMAQI
22nd Jul 2025145 PMAQI
22nd Jul 2025136 PMAQI
22nd Jul 2025147 PMAQI
22nd Jul 2025138 PMAQI
22nd Jul 2025159 PMAQI
22nd Jul 20251610 PMAQI
22nd Jul 20251611 PMAQI
23rd Jul 20251712 AMAQI
23rd Jul 2025171 AMAQI
23rd Jul 2025172 AMAQI
23rd Jul 2025143 AMAQI
23rd Jul 2025134 AMAQI
23rd Jul 2025125 AMAQI
16°C14/20°C
23rd Jul 2025166 AMAQI
23rd Jul 2025127 AMAQI
23rd Jul 2025128 AMAQI
23rd Jul 2025139 AMAQI
23rd Jul 20251310 AMAQI
23rd Jul 20251411 AMAQI
23rd Jul 20251612 PMAQI
23rd Jul 2025151 PMAQI
23rd Jul 2025152 PMAQI
23rd Jul 2025143 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025155 PMAQI
23rd Jul 2025166 PMAQI
23rd Jul 2025157 PMAQI
23rd Jul 2025168 PMAQI
23rd Jul 2025169 PMAQI
23rd Jul 20251710 PMAQI
23rd Jul 20251911 PMAQI
24th Jul 20252112 AMAQI
24th Jul 2025261 AMAQI
24th Jul 2025232 AMAQI
24th Jul 2025173 AMAQI
24th Jul 2025134 AMAQI
24th Jul 2025135 AMAQI
16°C14/20°C
24th Jul 2025126 AMAQI
24th Jul 2025147 AMAQI
24th Jul 2025148 AMAQI
24th Jul 2025149 AMAQI
24th Jul 20251410 AMAQI
24th Jul 20251411 AMAQI
24th Jul 20251512 PMAQI
24th Jul 2025141 PMAQI
24th Jul 2025152 PMAQI
24th Jul 2025153 PMAQI
24th Jul 2025164 PMAQI
24th Jul 2025155 PMAQI
24th Jul 2025166 PMAQI
24th Jul 2025157 PMAQI
24th Jul 2025158 PMAQI
24th Jul 2025159 PMAQI
24th Jul 20251610 PMAQI
24th Jul 20252011 PMAQI
25th Jul 20252112 AMAQI
25th Jul 2025201 AMAQI
25th Jul 2025162 AMAQI
25th Jul 2025153 AMAQI
25th Jul 2025134 AMAQI
25th Jul 2025135 AMAQI
17°C14/21°C
25th Jul 2025126 AMAQI
25th Jul 2025147 AMAQI
25th Jul 2025148 AMAQI
25th Jul 2025149 AMAQI
25th Jul 20251410 AMAQI
25th Jul 20251411 AMAQI
25th Jul 20251412 PMAQI
25th Jul 2025141 PMAQI
25th Jul 2025142 PMAQI
25th Jul 2025153 PMAQI
25th Jul 2025154 PMAQI
25th Jul 2025155 PMAQI
25th Jul 2025166 PMAQI
25th Jul 2025157 PMAQI
25th Jul 2025158 PMAQI
25th Jul 2025179 PMAQI
25th Jul 20251810 PMAQI
25th Jul 20251711 PMAQI
26th Jul 20251712 AMAQI
26th Jul 2025161 AMAQI
26th Jul 2025152 AMAQI
26th Jul 2025153 AMAQI
26th Jul 2025144 AMAQI
26th Jul 2025135 AMAQI
16°C14/20°C
26th Jul 2025126 AMAQI
26th Jul 2025147 AMAQI
26th Jul 2025138 AMAQI
26th Jul 2025139 AMAQI
26th Jul 20251410 AMAQI
26th Jul 20251411 AMAQI
26th Jul 20251412 PMAQI
26th Jul 2025131 PMAQI
26th Jul 2025142 PMAQI
26th Jul 2025153 PMAQI
26th Jul 2025144 PMAQI
26th Jul 2025155 PMAQI
26th Jul 2025156 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025158 PMAQI
26th Jul 2025159 PMAQI
26th Jul 20251610 PMAQI
26th Jul 20251611 PMAQI
27th Jul 20251612 AMAQI
27th Jul 2025181 AMAQI
27th Jul 2025182 AMAQI
27th Jul 2025153 AMAQI
27th Jul 2025144 AMAQI
27th Jul 2025145 AMAQI
16°C14/19°C
27th Jul 2025146 AMAQI
27th Jul 2025157 AMAQI
27th Jul 2025148 AMAQI
27th Jul 2025139 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251411 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025142 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025154 PMAQI
27th Jul 2025155 PMAQI
27th Jul 2025166 PMAQI
27th Jul 2025157 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025199 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20251911 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025171 AMAQI
28th Jul 2025162 AMAQI
28th Jul 2025163 AMAQI
28th Jul 2025184 AMAQI
28th Jul 2025145 AMAQI
16°C14/20°C
28th Jul 2025166 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025178 AMAQI
28th Jul 2025169 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20251711 AMAQI
28th Jul 20251712 PMAQI
28th Jul 2025161 PMAQI
28th Jul 2025172 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025219 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025262 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025224 AMAQI
29th Jul 2025255 AMAQI
17°C13/24°C
29th Jul 2025256 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025228 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20252310 AMAQI
29th Jul 20252411 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025252 PMAQI
29th Jul 2025243 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025305 PMAQI
29th Jul 2025296 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025258 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20253111 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025292 AMAQI
30th Jul 2025263 AMAQI
30th Jul 2025254 AMAQI
30th Jul 2025265 AMAQI
16°C12/22°C
30th Jul 2025226 AMAQI
30th Jul 2025207 AMAQI
30th Jul 2025198 AMAQI
30th Jul 2025189 AMAQI
30th Jul 20251810 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025213 PMAQI
30th Jul 2025214 PMAQI
30th Jul 2025215 PMAQI
30th Jul 2025216 PMAQI
30th Jul 2025217 PMAQI
30th Jul 2025218 PMAQI
30th Jul 2025279 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025223 AMAQI
31st Jul 2025164 AMAQI
31st Jul 2025175 AMAQI
16°C13/21°C
31st Jul 2025246 AMAQI
31st Jul 2025207 AMAQI
31st Jul 2025198 AMAQI
31st Jul 2025189 AMAQI
31st Jul 20251910 AMAQI
31st Jul 20251811 AMAQI
31st Jul 20252012 PMAQI
31st Jul 2025191 PMAQI
31st Jul 2025212 PMAQI
31st Jul 2025253 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025235 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025217 PMAQI
31st Jul 2025238 PMAQI
31st Jul 2025249 PMAQI
31st Jul 20252910 PMAQI
31st Jul 20253011 PMAQI
1st Aug 20253112 AMAQI
1st Aug 2025231 AMAQI
1st Aug 2025262 AMAQI
1st Aug 2025203 AMAQI
1st Aug 2025184 AMAQI
1st Aug 2025205 AMAQI
18°C13/24°C
1st Aug 2025176 AMAQI
1st Aug 2025177 AMAQI
1st Aug 2025188 AMAQI
1st Aug 2025179 AMAQI
1st Aug 20251810 AMAQI
1st Aug 20251911 AMAQI
1st Aug 20252012 PMAQI
1st Aug 2025191 PMAQI
1st Aug 2025202 PMAQI
1st Aug 2025213 PMAQI
1st Aug 2025234 PMAQI
1st Aug 2025255 PMAQI
1st Aug 2025256 PMAQI
1st Aug 2025197 PMAQI
1st Aug 2025228 PMAQI
1st Aug 2025229 PMAQI
1st Aug 20252410 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253712 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025312 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025224 AMAQI
2nd Aug 2025215 AMAQI
17°C14/24°C
2nd Aug 2025176 AMAQI
2nd Aug 2025187 AMAQI
2nd Aug 2025178 AMAQI
2nd Aug 2025189 AMAQI
2nd Aug 20251510 AMAQI
2nd Aug 20251911 AMAQI
2nd Aug 20251712 PMAQI
2nd Aug 2025161 PMAQI
2nd Aug 2025142 PMAQI
2nd Aug 2025163 PMAQI
2nd Aug 2025184 PMAQI
2nd Aug 2025205 PMAQI
2nd Aug 2025216 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025188 PMAQI
2nd Aug 2025189 PMAQI
2nd Aug 20251810 PMAQI
2nd Aug 20252011 PMAQI
3rd Aug 20252412 AMAQI
3rd Aug 2025301 AMAQI
3rd Aug 2025272 AMAQI
3rd Aug 2025253 AMAQI
3rd Aug 2025234 AMAQI
3rd Aug 2025205 AMAQI
17°C13/25°C
3rd Aug 2025216 AMAQI
3rd Aug 2025207 AMAQI
3rd Aug 2025308 AMAQI
3rd Aug 2025249 AMAQI
3rd Aug 20252510 AMAQI
3rd Aug 20253111 AMAQI
3rd Aug 20253612 PMAQI
3rd Aug 2025361 PMAQI
3rd Aug 2025402 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025524 PMAQI
3rd Aug 2025455 PMAQI
3rd Aug 2025406 PMAQI
3rd Aug 2025307 PMAQI
3rd Aug 2025378 PMAQI
3rd Aug 2025389 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254111 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025361 AMAQI
4th Aug 2025342 AMAQI
4th Aug 2025353 AMAQI
4th Aug 2025334 AMAQI
4th Aug 2025325 AMAQI
17°C12/24°C
4th Aug 2025346 AMAQI
4th Aug 2025347 AMAQI
4th Aug 2025328 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20253610 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20253312 PMAQI
4th Aug 2025281 PMAQI
4th Aug 2025282 PMAQI
4th Aug 2025283 PMAQI
4th Aug 2025314 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025256 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025288 PMAQI
4th Aug 2025269 PMAQI
4th Aug 20252610 PMAQI
4th Aug 20252311 PMAQI
5th Aug 20252512 AMAQI
5th Aug 2025261 AMAQI
5th Aug 2025302 AMAQI
5th Aug 2025273 AMAQI
5th Aug 2025234 AMAQI
5th Aug 2025225 AMAQI
17°C12/24°C
5th Aug 2025226 AMAQI
5th Aug 2025227 AMAQI
5th Aug 2025248 AMAQI
5th Aug 2025249 AMAQI
5th Aug 20252610 AMAQI
5th Aug 20253011 AMAQI
5th Aug 20253212 PMAQI
5th Aug 2025311 PMAQI
5th Aug 2025302 PMAQI
5th Aug 2025283 PMAQI
5th Aug 2025324 PMAQI
5th Aug 2025355 PMAQI
5th Aug 2025366 PMAQI
5th Aug 2025287 PMAQI
5th Aug 2025288 PMAQI
5th Aug 2025289 PMAQI
5th Aug 20252510 PMAQI
5th Aug 20252511 PMAQI
6th Aug 20252612 AMAQI
6th Aug 2025261 AMAQI
6th Aug 2025262 AMAQI
6th Aug 2025273 AMAQI
6th Aug 2025284 AMAQI
6th Aug 2025315 AMAQI
16°C11/24°C
6th Aug 2025336 AMAQI
6th Aug 2025337 AMAQI
6th Aug 2025298 AMAQI
6th Aug 2025269 AMAQI
6th Aug 20252810 AMAQI
6th Aug 20252911 AMAQI
6th Aug 20253212 PMAQI
6th Aug 2025351 PMAQI
6th Aug 2025362 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025444 PMAQI
6th Aug 2025415 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025317 PMAQI
6th Aug 2025368 PMAQI
6th Aug 2025409 PMAQI
6th Aug 20253610 PMAQI
6th Aug 20252711 PMAQI
7th Aug 20252612 AMAQI
7th Aug 2025251 AMAQI
7th Aug 2025262 AMAQI
7th Aug 2025263 AMAQI
7th Aug 2025194 AMAQI
7th Aug 2025195 AMAQI
19°C11/30°C
7th Aug 2025196 AMAQI
7th Aug 2025207 AMAQI
7th Aug 2025238 AMAQI
7th Aug 2025229 AMAQI
7th Aug 20252410 AMAQI
7th Aug 20252711 AMAQI
7th Aug 20252612 PMAQI
7th Aug 2025251 PMAQI
7th Aug 2025222 PMAQI
7th Aug 2025223 PMAQI
7th Aug 2025224 PMAQI
7th Aug 2025205 PMAQI
7th Aug 2025216 PMAQI
7th Aug 2025237 PMAQI
7th Aug 2025238 PMAQI
7th Aug 2025209 PMAQI
7th Aug 20252110 PMAQI
7th Aug 20252211 PMAQI
8th Aug 20252612 AMAQI
8th Aug 2025291 AMAQI
8th Aug 2025322 AMAQI
8th Aug 2025323 AMAQI
8th Aug 2025354 AMAQI
8th Aug 2025345 AMAQI
18°C13/26°C
8th Aug 2025346 AMAQI
8th Aug 2025347 AMAQI
8th Aug 2025308 AMAQI
8th Aug 2025309 AMAQI
8th Aug 20252910 AMAQI
8th Aug 20253611 AMAQI
8th Aug 20253812 PMAQI
8th Aug 2025391 PMAQI
8th Aug 2025362 PMAQI
8th Aug 2025363 PMAQI
8th Aug 2025364 PMAQI
8th Aug 2025355 PMAQI
8th Aug 2025336 PMAQI
8th Aug 2025337 PMAQI
8th Aug 2025348 PMAQI
8th Aug 2025369 PMAQI
8th Aug 20253310 PMAQI
8th Aug 20253411 PMAQI
9th Aug 20253412 AMAQI
9th Aug 2025351 AMAQI
9th Aug 2025322 AMAQI
9th Aug 2025303 AMAQI
9th Aug 2025324 AMAQI
9th Aug 2025405 AMAQI
17°C12/25°C
9th Aug 2025406 AMAQI
9th Aug 2025417 AMAQI
9th Aug 2025258 AMAQI
9th Aug 2025229 AMAQI
9th Aug 20252510 AMAQI
9th Aug 20252311 AMAQI
9th Aug 20252212 PMAQI
9th Aug 2025221 PMAQI
9th Aug 2025232 PMAQI
9th Aug 2025263 PMAQI
9th Aug 2025264 PMAQI
9th Aug 2025265 PMAQI
9th Aug 2025266 PMAQI
9th Aug 2025267 PMAQI
9th Aug 2025268 PMAQI
9th Aug 2025279 PMAQI
9th Aug 20252710 PMAQI
9th Aug 20252711 PMAQI
10th Aug 20252812 AMAQI
10th Aug 2025281 AMAQI
10th Aug 2025282 AMAQI
10th Aug 2025283 AMAQI
10th Aug 2025284 AMAQI
10th Aug 2025235 AMAQI
17°C12/24°C
10th Aug 2025246 AMAQI
10th Aug 2025277 AMAQI
10th Aug 2025198 AMAQI
10th Aug 2025199 AMAQI
10th Aug 20252010 AMAQI
10th Aug 20252211 AMAQI
10th Aug 20252112 PMAQI
10th Aug 2025221 PMAQI
10th Aug 2025222 PMAQI
10th Aug 2025223 PMAQI
10th Aug 2025214 PMAQI
10th Aug 2025225 PMAQI
10th Aug 2025216 PMAQI
10th Aug 2025237 PMAQI
10th Aug 2025228 PMAQI
10th Aug 2025229 PMAQI
10th Aug 20251910 PMAQI
10th Aug 20251911 PMAQI
11th Aug 20252012 AMAQI
11th Aug 2025191 AMAQI
11th Aug 2025202 AMAQI
11th Aug 2025183 AMAQI
11th Aug 2025264 AMAQI
11th Aug 2025185 AMAQI
17°C13/24°C
11th Aug 2025196 AMAQI
11th Aug 2025197 AMAQI
11th Aug 2025208 AMAQI
11th Aug 2025189 AMAQI
11th Aug 20251810 AMAQI
11th Aug 20251911 AMAQI
11th Aug 20252112 PMAQI
11th Aug 2025221 PMAQI
11th Aug 2025272 PMAQI
11th Aug 2025313 PMAQI
11th Aug 2025304 PMAQI
11th Aug 2025305 PMAQI
11th Aug 2025326 PMAQI
11th Aug 2025227 PMAQI
11th Aug 2025298 PMAQI
11th Aug 2025319 PMAQI
11th Aug 20253010 PMAQI
11th Aug 20252511 PMAQI
12th Aug 20252412 AMAQI
12th Aug 2025211 AMAQI
12th Aug 2025212 AMAQI
12th Aug 2025193 AMAQI
12th Aug 2025224 AMAQI
12th Aug 2025215 AMAQI
16°C11/22°C
12th Aug 2025206 AMAQI
12th Aug 2025207 AMAQI
12th Aug 2025228 AMAQI
12th Aug 2025199 AMAQI
12th Aug 20252110 AMAQI
12th Aug 20252011 AMAQI
12th Aug 20252212 PMAQI
12th Aug 2025231 PMAQI
12th Aug 2025242 PMAQI
12th Aug 2025283 PMAQI
12th Aug 2025364 PMAQI
12th Aug 2025335 PMAQI
12th Aug 2025306 PMAQI
12th Aug 2025277 PMAQI
12th Aug 2025318 PMAQI
12th Aug 2025339 PMAQI
12th Aug 20253110 PMAQI
12th Aug 20253711 PMAQI
13th Aug 20253812 AMAQI
13th Aug 2025301 AMAQI
13th Aug 2025262 AMAQI
13th Aug 2025213 AMAQI
13th Aug 2025214 AMAQI
13th Aug 2025215 AMAQI
17°C14/22°C
13th Aug 2025226 AMAQI
13th Aug 2025237 AMAQI
13th Aug 2025188 AMAQI
13th Aug 2025199 AMAQI
13th Aug 20251810 AMAQI
13th Aug 20251911 AMAQI
13th Aug 20251812 PMAQI
13th Aug 2025171 PMAQI
13th Aug 2025172 PMAQI
13th Aug 2025193 PMAQI
13th Aug 2025204 PMAQI
13th Aug 2025245 PMAQI
13th Aug 2025276 PMAQI
13th Aug 2025227 PMAQI
13th Aug 2025248 PMAQI
13th Aug 2025249 PMAQI
13th Aug 20252310 PMAQI
13th Aug 20252111 PMAQI
14th Aug 20251912 AMAQI
14th Aug 2025161 AMAQI
14th Aug 2025162 AMAQI
14th Aug 2025153 AMAQI
14th Aug 2025144 AMAQI
14th Aug 2025145 AMAQI
17°C14/22°C
14th Aug 2025126 AMAQI
6 AM1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 6 PM
21AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
9 AM
18AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 6 PM (Avg. 21), while the lowest AQI was between 9 AM to 9 AM (Avg. 18).
Night time
Avg. Highest Time
12 AM - 2 AM
24AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 5 AM
20AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 24), while the lowest AQI was between 3 AM to 5 AM (Avg. 20).
2025 Days Vs Air Quality
San Rafael, California, United States
2025
99%
223
0.8%
2
Total number of days with different AQI categories in last 226 days in 2025 (139 days remaining)
Good
223 DaysModerate
2 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 226 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
San Rafael, California, United States
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
45AQI
45AQI
2nd January 2025
36AQI
36AQI
3rd January 2025
40AQI
40AQI
4th January 2025
31AQI
31AQI
5th January 2025
34AQI
34AQI
6th January 2025
30AQI
30AQI
7th January 2025
37AQI
37AQI
8th January 2025
26AQI
26AQI
9th January 2025
37AQI
37AQI
10th January 2025
43AQI
43AQI
11th January 2025
33AQI
33AQI
12th January 2025
25AQI
25AQI
13th January 2025
30AQI
30AQI
14th January 2025
26AQI
26AQI
15th January 2025
45AQI
45AQI
16th January 2025
49AQI
49AQI
17th January 2025
39AQI
39AQI
18th January 2025
43AQI
43AQI
19th January 2025
45AQI
45AQI
20th January 2025
34AQI
34AQI
21st January 2025
40AQI
40AQI
22nd January 2025
44AQI
44AQI
23rd January 2025
44AQI
44AQI
24th January 2025
57AQI
57AQI
25th January 2025
44AQI
44AQI
26th January 2025
41AQI
41AQI
27th January 2025
35AQI
35AQI
28th January 2025
40AQI
40AQI
29th January 2025
35AQI
35AQI
30th January 2025
32AQI
32AQI
31st January 2025
34AQI
34AQI
1st February 2025
27AQI
27AQI
2nd February 2025
24AQI
24AQI
3rd February 2025
23AQI
23AQI
4th February 2025
25AQI
25AQI
5th February 2025
25AQI
25AQI
6th February 2025
24AQI
24AQI
7th February 2025
25AQI
25AQI
8th February 2025
24AQI
24AQI
9th February 2025
26AQI
26AQI
10th February 2025
26AQI
26AQI
11th February 2025
28AQI
28AQI
12th February 2025
26AQI
26AQI
13th February 2025
29AQI
29AQI
14th February 2025
29AQI
29AQI
15th February 2025
27AQI
27AQI
16th February 2025
27AQI
27AQI
17th February 2025
23AQI
23AQI
18th February 2025
25AQI
25AQI
19th February 2025
23AQI
23AQI
20th February 2025
24AQI
24AQI
21st February 2025
25AQI
25AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
24AQI
24AQI
24th February 2025
22AQI
22AQI
25th February 2025
25AQI
25AQI
26th February 2025
30AQI
30AQI
27th February 2025
31AQI
31AQI
28th February 2025
41AQI
41AQI
1st March 2025
34AQI
34AQI
2nd March 2025
31AQI
31AQI
3rd March 2025
25AQI
25AQI
4th March 2025
24AQI
24AQI
5th March 2025
24AQI
24AQI
6th March 2025
28AQI
28AQI
7th March 2025
25AQI
25AQI
8th March 2025
28AQI
28AQI
9th March 2025
33AQI
33AQI
10th March 2025
27AQI
27AQI
11th March 2025
28AQI
28AQI
12th March 2025
30AQI
30AQI
13th March 2025
22AQI
22AQI
14th March 2025
24AQI
24AQI
15th March 2025
51AQI
51AQI
16th March 2025
34AQI
34AQI
17th March 2025
18AQI
18AQI
18th March 2025
18AQI
18AQI
19th March 2025
20AQI
20AQI
20th March 2025
19AQI
19AQI
21st March 2025
23AQI
23AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
30AQI
30AQI
24th March 2025
20AQI
20AQI
25th March 2025
25AQI
25AQI
26th March 2025
20AQI
20AQI
27th March 2025
19AQI
19AQI
28th March 2025
23AQI
23AQI
29th March 2025
22AQI
22AQI
30th March 2025
20AQI
20AQI
31st March 2025
20AQI
20AQI
1st April 2025
25AQI
25AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
19AQI
19AQI
4th April 2025
20AQI
20AQI
5th April 2025
20AQI
20AQI
6th April 2025
17AQI
17AQI
7th April 2025
14AQI
14AQI
8th April 2025
16AQI
16AQI
9th April 2025
19AQI
19AQI
10th April 2025
21AQI
21AQI
11th April 2025
20AQI
20AQI
12th April 2025
31AQI
31AQI
13th April 2025
33AQI
33AQI
14th April 2025
24AQI
24AQI
15th April 2025
24AQI
24AQI
16th April 2025
25AQI
25AQI
17th April 2025
19AQI
19AQI
18th April 2025
20AQI
20AQI
19th April 2025
27AQI
27AQI
20th April 2025
26AQI
26AQI
21st April 2025
32AQI
32AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
43AQI
43AQI
24th April 2025
31AQI
31AQI
25th April 2025
19AQI
19AQI
26th April 2025
21AQI
21AQI
27th April 2025
21AQI
21AQI
28th April 2025
22AQI
22AQI
29th April 2025
24AQI
24AQI
30th April 2025
32AQI
32AQI
1st May 2025
31AQI
31AQI
2nd May 2025
20AQI
20AQI
3rd May 2025
18AQI
18AQI
4th May 2025
26AQI
26AQI
5th May 2025
23AQI
23AQI
6th May 2025
34AQI
34AQI
7th May 2025
30AQI
30AQI
8th May 2025
20AQI
20AQI
9th May 2025
25AQI
25AQI
10th May 2025
22AQI
22AQI
11th May 2025
24AQI
24AQI
12th May 2025
16AQI
16AQI
13th May 2025
17AQI
17AQI
14th May 2025
28AQI
28AQI
15th May 2025
27AQI
27AQI
16th May 2025
36AQI
36AQI
17th May 2025
22AQI
22AQI
18th May 2025
26AQI
26AQI
19th May 2025
25AQI
25AQI
20th May 2025
19AQI
19AQI
21st May 2025
35AQI
35AQI
22nd May 2025
23AQI
23AQI
23rd May 2025
20AQI
20AQI
24th May 2025
26AQI
26AQI
25th May 2025
19AQI
19AQI
26th May 2025
16AQI
16AQI
27th May 2025
24AQI
24AQI
28th May 2025
23AQI
23AQI
29th May 2025
19AQI
19AQI
30th May 2025
24AQI
24AQI
31st May 2025
41AQI
41AQI
1st June 2025
48AQI
48AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
29AQI
29AQI
4th June 2025
42AQI
42AQI
5th June 2025
23AQI
23AQI
6th June 2025
17AQI
17AQI
7th June 2025
19AQI
19AQI
8th June 2025
17AQI
17AQI
9th June 2025
18AQI
18AQI
10th June 2025
22AQI
22AQI
11th June 2025
38AQI
38AQI
12th June 2025
43AQI
43AQI
13th June 2025
42AQI
42AQI
14th June 2025
44AQI
44AQI
15th June 2025
48AQI
48AQI
16th June 2025
34AQI
34AQI
17th June 2025
31AQI
31AQI
18th June 2025
29AQI
29AQI
19th June 2025
38AQI
38AQI
20th June 2025
37AQI
37AQI
21st June 2025
38AQI
38AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
36AQI
36AQI
24th June 2025
23AQI
23AQI
25th June 2025
19AQI
19AQI
26th June 2025
26AQI
26AQI
27th June 2025
30AQI
30AQI
28th June 2025
29AQI
29AQI
29th June 2025
23AQI
23AQI
30th June 2025
19AQI
19AQI
1st July 2025
20AQI
20AQI
2nd July 2025
19AQI
19AQI
3rd July 2025
32AQI
32AQI
4th July 2025
30AQI
30AQI
5th July 2025
32AQI
32AQI
6th July 2025
30AQI
30AQI
7th July 2025
20AQI
20AQI
8th July 2025
19AQI
19AQI
9th July 2025
17AQI
17AQI
10th July 2025
18AQI
18AQI
11th July 2025
26AQI
26AQI
12th July 2025
25AQI
25AQI
13th July 2025
20AQI
20AQI
14th July 2025
17AQI
17AQI
15th July 2025
16AQI
16AQI
16th July 2025
18AQI
18AQI
17th July 2025
16AQI
16AQI
18th July 2025
16AQI
16AQI
19th July 2025
18AQI
18AQI
20th July 2025
18AQI
18AQI
21st July 2025
22AQI
22AQI
22nd July 2025
14AQI
14AQI
23rd July 2025
15AQI
15AQI
24th July 2025
16AQI
16AQI
25th July 2025
15AQI
15AQI
26th July 2025
15AQI
15AQI
27th July 2025
16AQI
16AQI
28th July 2025
18AQI
18AQI
29th July 2025
26AQI
26AQI
30th July 2025
24AQI
24AQI
31st July 2025
23AQI
23AQI
1st August 2025
22AQI
22AQI
2nd August 2025
21AQI
21AQI
3rd August 2025
32AQI
32AQI
4th August 2025
31AQI
31AQI
5th August 2025
28AQI
28AQI
6th August 2025
32AQI
32AQI
7th August 2025
23AQI
23AQI
8th August 2025
33AQI
33AQI
9th August 2025
29AQI
29AQI
10th August 2025
23AQI
23AQI
11th August 2025
24AQI
24AQI
12th August 2025
25AQI
25AQI
13th August 2025
23AQI
23AQI
38AQI
26AQI
25AQI
24AQI
24AQI
31AQI
20AQI
27AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202527AQI
30
1
28
30
1
30
31
30
31
13
223
2
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
July20AQI
202429AQI
26
26
31
30
31
26
3
31
31
30
30
1
26
4
19
12
337
20
Highest AQI recorded in
December44AQI
Lowest AQI recorded in
September22AQI
202329AQI
31
27
1
30
30
30
1
30
31
28
3
25
5
31
29
28
1
350
11
Highest AQI recorded in
February34AQI
Lowest AQI recorded in
June25AQI
202232AQI
25
5
21
1
31
27
30
1
30
20
1
25
4
31
27
3
22
9
290
23
Highest AQI recorded in
December42AQI
Lowest AQI recorded in
July25AQI
202133AQI
29
1
28
31
29
1
29
2
28
2
31
22
9
21
9
30
1
24
6
27
4
329
35
Highest AQI recorded in
September41AQI
Lowest AQI recorded in
July26AQI
202036AQI
13
20
18
29
1
31
19
9
15
10
1
3
1
22
6
2
28
2
24
7
219
35
3
3
1
Highest AQI recorded in
September64AQI
Lowest AQI recorded in
July25AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
27AQISan Rafael's annual 2025 AQI (27) shows an average percentage change of -14.3% (improved AQI) compared to previous years: 2020 (36), 2021 (33), 2022 (32), 2023 (29), 2024 (29).
