Hidden Valley Lake, 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
Hidden Valley Lake, California, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
20th Aug 2021
122AQILowest AQI recorded on
24th Aug 2024
20AQISame Day Analysis (14th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 25 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: 15th Aug - 16th Aug 2025
Hidden Valley Lake, California, United States
AQI
Day
Night
.
6 AM15th Aug 2025
8 PM
5 AM16th Aug 2025
Day time
Avg. Highest Time
4PM15th Aug
34AQI
Avg. Lowest Time
7AM15th Aug
24AQI
Night time
Avg. Highest Time
9PM15th Aug
30AQI
Avg. Lowest Time
1AM16th Aug
26AQI
In the last 24 hours,
Hidden Valley Lake's AQI reached its highest point of 34 at 4 PM during the Day, while the lowest point, 24, was recorded at 7 AM during the Day between 15th Aug and 16th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hidden Valley Lake, California, United States
JulAug
17th - 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 - 15th15th - 16th16th
Day
Night
17th Jul 2025356 AMAQI
17th Jul 2025347 AMAQI
17th Jul 2025318 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20252910 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025301 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025343 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025326 PMAQI
17th Jul 2025277 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025289 PMAQI
17th Jul 20252810 PMAQI
17th Jul 20253011 PMAQI
18th Jul 20252912 AMAQI
18th Jul 2025281 AMAQI
18th Jul 2025302 AMAQI
18th Jul 2025283 AMAQI
18th Jul 2025184 AMAQI
18th Jul 2025205 AMAQI
23°C15/32°C
18th Jul 2025216 AMAQI
18th Jul 2025227 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025229 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025251 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025309 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20253011 PMAQI
19th Jul 20252912 AMAQI
19th Jul 2025301 AMAQI
19th Jul 2025282 AMAQI
19th Jul 2025263 AMAQI
19th Jul 2025214 AMAQI
19th Jul 2025285 AMAQI
23°C14/33°C
19th Jul 2025306 AMAQI
19th Jul 2025257 AMAQI
19th Jul 2025228 AMAQI
19th Jul 2025209 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025254 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025289 PMAQI
19th Jul 20252610 PMAQI
19th Jul 20252411 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025271 AMAQI
20th Jul 2025262 AMAQI
20th Jul 2025253 AMAQI
20th Jul 2025214 AMAQI
20th Jul 2025165 AMAQI
25°C16/35°C
20th Jul 2025176 AMAQI
20th Jul 2025187 AMAQI
20th Jul 2025218 AMAQI
20th Jul 2025239 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025231 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025274 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025228 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252711 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025251 AMAQI
21st Jul 2025262 AMAQI
21st Jul 2025273 AMAQI
21st Jul 2025324 AMAQI
21st Jul 2025275 AMAQI
25°C19/34°C
21st Jul 2025256 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025248 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252410 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025261 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025273 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025285 PMAQI
21st Jul 2025296 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025249 PMAQI
21st Jul 20252510 PMAQI
21st Jul 20252511 PMAQI
22nd Jul 20252412 AMAQI
22nd Jul 2025241 AMAQI
22nd Jul 2025232 AMAQI
22nd Jul 2025223 AMAQI
22nd Jul 2025174 AMAQI
22nd Jul 2025165 AMAQI
20°C13/29°C
22nd Jul 2025146 AMAQI
22nd Jul 2025187 AMAQI
22nd Jul 2025188 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20251912 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025233 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025205 PMAQI
22nd Jul 2025216 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20251810 PMAQI
22nd Jul 20251811 PMAQI
23rd Jul 20252112 AMAQI
23rd Jul 2025211 AMAQI
23rd Jul 2025212 AMAQI
23rd Jul 2025193 AMAQI
23rd Jul 2025184 AMAQI
23rd Jul 2025185 AMAQI
18°C10/28°C
23rd Jul 2025166 AMAQI
23rd Jul 2025177 AMAQI
23rd Jul 2025168 AMAQI
23rd Jul 2025169 AMAQI
23rd Jul 20251610 AMAQI
23rd Jul 20251611 AMAQI
23rd Jul 20251812 PMAQI
23rd Jul 2025211 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025223 PMAQI
23rd Jul 2025194 PMAQI
23rd Jul 2025195 PMAQI
23rd Jul 2025206 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025189 PMAQI
23rd Jul 20251710 PMAQI
23rd Jul 20251811 PMAQI
24th Jul 20251712 AMAQI
24th Jul 2025191 AMAQI
24th Jul 2025212 AMAQI
24th Jul 2025193 AMAQI
24th Jul 2025164 AMAQI
24th Jul 2025165 AMAQI
20°C12/29°C
24th Jul 2025166 AMAQI
24th Jul 2025167 AMAQI
24th Jul 2025168 AMAQI
24th Jul 2025169 AMAQI
24th Jul 20251610 AMAQI
24th Jul 20251711 AMAQI
24th Jul 20252212 PMAQI
24th Jul 2025201 PMAQI
24th Jul 2025182 PMAQI
24th Jul 2025183 PMAQI
24th Jul 2025184 PMAQI
24th Jul 2025175 PMAQI
24th Jul 2025186 PMAQI
24th Jul 2025207 PMAQI
24th Jul 2025198 PMAQI
24th Jul 2025169 PMAQI
24th Jul 20251710 PMAQI
24th Jul 20251911 PMAQI
25th Jul 20251812 AMAQI
25th Jul 2025181 AMAQI
25th Jul 2025192 AMAQI
25th Jul 2025223 AMAQI
25th Jul 2025184 AMAQI
25th Jul 2025215 AMAQI
21°C13/29°C
25th Jul 2025186 AMAQI
25th Jul 2025197 AMAQI
25th Jul 2025218 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252210 AMAQI
25th Jul 20252311 AMAQI
25th Jul 20252012 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025184 PMAQI
25th Jul 2025185 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025228 PMAQI
25th Jul 2025229 PMAQI
25th Jul 20252110 PMAQI
25th Jul 20252011 PMAQI
26th Jul 20251912 AMAQI
26th Jul 2025181 AMAQI
26th Jul 2025182 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025154 AMAQI
26th Jul 2025165 AMAQI
21°C15/30°C
26th Jul 2025146 AMAQI
26th Jul 2025157 AMAQI
26th Jul 2025168 AMAQI
26th Jul 2025169 AMAQI
26th Jul 20251610 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025191 PMAQI
26th Jul 2025202 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025255 PMAQI
26th Jul 2025236 PMAQI
26th Jul 2025217 PMAQI
26th Jul 2025208 PMAQI
26th Jul 2025179 PMAQI
26th Jul 20251810 PMAQI
26th Jul 20251811 PMAQI
27th Jul 20251812 AMAQI
27th Jul 2025181 AMAQI
27th Jul 2025202 AMAQI
27th Jul 2025183 AMAQI
27th Jul 2025164 AMAQI
27th Jul 2025175 AMAQI
22°C15/29°C
27th Jul 2025166 AMAQI
27th Jul 2025187 AMAQI
27th Jul 2025188 AMAQI
27th Jul 2025169 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025173 PMAQI
27th Jul 2025184 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025188 PMAQI
27th Jul 2025209 PMAQI
27th Jul 20251810 PMAQI
27th Jul 20251811 PMAQI
28th Jul 20251812 AMAQI
28th Jul 2025181 AMAQI
28th Jul 2025202 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025204 AMAQI
28th Jul 2025175 AMAQI
22°C16/31°C
28th Jul 2025186 AMAQI
28th Jul 2025187 AMAQI
28th Jul 2025188 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251911 AMAQI
28th Jul 20251812 PMAQI
28th Jul 2025171 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025217 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025212 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025224 AMAQI
29th Jul 2025225 AMAQI
24°C16/33°C
29th Jul 2025226 AMAQI
29th Jul 2025247 AMAQI
29th Jul 2025218 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20252111 AMAQI
29th Jul 20252612 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025253 PMAQI
29th Jul 2025254 PMAQI
29th Jul 2025245 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025253 AMAQI
30th Jul 2025244 AMAQI
30th Jul 2025285 AMAQI
26°C18/35°C
30th Jul 2025266 AMAQI
30th Jul 2025267 AMAQI
30th Jul 2025278 AMAQI
30th Jul 2025289 AMAQI
30th Jul 20252910 AMAQI
30th Jul 20253011 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025232 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025234 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025237 PMAQI
30th Jul 2025238 PMAQI
30th Jul 2025269 PMAQI
30th Jul 20252510 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025263 AMAQI
31st Jul 2025264 AMAQI
31st Jul 2025255 AMAQI
25°C16/35°C
31st Jul 2025256 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20253011 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025311 PMAQI
31st Jul 2025302 PMAQI
31st Jul 2025313 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025275 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025329 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20253411 PMAQI
1st Aug 20254012 AMAQI
1st Aug 2025421 AMAQI
1st Aug 2025392 AMAQI
1st Aug 2025373 AMAQI
1st Aug 2025384 AMAQI
1st Aug 2025405 AMAQI
26°C18/35°C
1st Aug 2025366 AMAQI
1st Aug 2025357 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025329 AMAQI
1st Aug 20253410 AMAQI
1st Aug 20253811 AMAQI
1st Aug 20253712 PMAQI
1st Aug 2025361 PMAQI
1st Aug 2025392 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025334 PMAQI
1st Aug 2025365 PMAQI
1st Aug 2025356 PMAQI
1st Aug 2025387 PMAQI
1st Aug 2025388 PMAQI
1st Aug 2025369 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025262 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025264 AMAQI
2nd Aug 2025285 AMAQI
26°C19/35°C
2nd Aug 2025286 AMAQI
2nd Aug 2025287 AMAQI
2nd Aug 2025308 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20252710 AMAQI
2nd Aug 20252611 AMAQI
2nd Aug 20252912 PMAQI
2nd Aug 2025291 PMAQI
2nd Aug 2025282 PMAQI
2nd Aug 2025273 PMAQI
2nd Aug 2025254 PMAQI
2nd Aug 2025275 PMAQI
2nd Aug 2025236 PMAQI
2nd Aug 2025297 PMAQI
2nd Aug 2025278 PMAQI
2nd Aug 2025239 PMAQI
2nd Aug 20252210 PMAQI
2nd Aug 20252511 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025282 AMAQI
3rd Aug 2025283 AMAQI
3rd Aug 2025264 AMAQI
3rd Aug 2025245 AMAQI
25°C18/34°C
3rd Aug 2025256 AMAQI
3rd Aug 2025257 AMAQI
3rd Aug 2025258 AMAQI
3rd Aug 2025229 AMAQI
3rd Aug 20252210 AMAQI
3rd Aug 20252211 AMAQI
3rd Aug 20252312 PMAQI
3rd Aug 2025251 PMAQI
3rd Aug 2025312 PMAQI
3rd Aug 2025373 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025375 PMAQI
3rd Aug 2025366 PMAQI
3rd Aug 2025287 PMAQI
3rd Aug 2025328 PMAQI
3rd Aug 2025379 PMAQI
3rd Aug 20253710 PMAQI
3rd Aug 20253911 PMAQI
4th Aug 20253612 AMAQI
4th Aug 2025301 AMAQI
4th Aug 2025342 AMAQI
4th Aug 2025383 AMAQI
4th Aug 2025354 AMAQI
4th Aug 2025325 AMAQI
23°C16/33°C
4th Aug 2025326 AMAQI
4th Aug 2025317 AMAQI
4th Aug 2025328 AMAQI
4th Aug 2025329 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20253211 AMAQI
4th Aug 20253612 PMAQI
4th Aug 2025341 PMAQI
4th Aug 2025342 PMAQI
4th Aug 2025363 PMAQI
4th Aug 2025344 PMAQI
4th Aug 2025345 PMAQI
4th Aug 2025346 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025348 PMAQI
4th Aug 2025329 PMAQI
4th Aug 20253410 PMAQI
4th Aug 20253411 PMAQI
5th Aug 20253612 AMAQI
5th Aug 2025411 AMAQI
5th Aug 2025412 AMAQI
5th Aug 2025403 AMAQI
5th Aug 2025404 AMAQI
5th Aug 2025385 AMAQI
22°C14/32°C
5th Aug 2025356 AMAQI
5th Aug 2025367 AMAQI
5th Aug 2025318 AMAQI
5th Aug 2025349 AMAQI
5th Aug 20253710 AMAQI
5th Aug 20253711 AMAQI
5th Aug 20253912 PMAQI
5th Aug 2025371 PMAQI
5th Aug 2025362 PMAQI
5th Aug 2025343 PMAQI
5th Aug 2025334 PMAQI
5th Aug 2025355 PMAQI
5th Aug 2025366 PMAQI
5th Aug 2025357 PMAQI
5th Aug 2025328 PMAQI
5th Aug 2025319 PMAQI
5th Aug 20253210 PMAQI
5th Aug 20253311 PMAQI
6th Aug 20253212 AMAQI
6th Aug 2025321 AMAQI
6th Aug 2025342 AMAQI
6th Aug 2025363 AMAQI
6th Aug 2025374 AMAQI
6th Aug 2025365 AMAQI
23°C15/32°C
6th Aug 2025356 AMAQI
6th Aug 2025387 AMAQI
6th Aug 2025368 AMAQI
6th Aug 2025339 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253211 AMAQI
6th Aug 20253212 PMAQI
6th Aug 2025341 PMAQI
6th Aug 2025342 PMAQI
6th Aug 2025363 PMAQI
6th Aug 2025324 PMAQI
6th Aug 2025385 PMAQI
6th Aug 2025366 PMAQI
6th Aug 2025347 PMAQI
6th Aug 2025338 PMAQI
6th Aug 2025329 PMAQI
6th Aug 20253210 PMAQI
6th Aug 20252911 PMAQI
7th Aug 20253212 AMAQI
7th Aug 2025281 AMAQI
7th Aug 2025292 AMAQI
7th Aug 2025293 AMAQI
7th Aug 2025274 AMAQI
7th Aug 2025225 AMAQI
25°C17/34°C
7th Aug 2025226 AMAQI
7th Aug 2025237 AMAQI
7th Aug 2025248 AMAQI
7th Aug 2025249 AMAQI
7th Aug 20252610 AMAQI
7th Aug 20253111 AMAQI
7th Aug 20253112 PMAQI
7th Aug 2025291 PMAQI
7th Aug 2025302 PMAQI
7th Aug 2025283 PMAQI
7th Aug 2025284 PMAQI
7th Aug 2025295 PMAQI
7th Aug 2025266 PMAQI
7th Aug 2025267 PMAQI
7th Aug 2025258 PMAQI
7th Aug 2025239 PMAQI
7th Aug 20252410 PMAQI
7th Aug 20252511 PMAQI
8th Aug 20252712 AMAQI
8th Aug 2025311 AMAQI
8th Aug 2025322 AMAQI
8th Aug 2025323 AMAQI
8th Aug 2025264 AMAQI
8th Aug 2025295 AMAQI
26°C18/35°C
8th Aug 2025266 AMAQI
8th Aug 2025277 AMAQI
8th Aug 2025268 AMAQI
8th Aug 2025269 AMAQI
8th Aug 20253110 AMAQI
8th Aug 20253211 AMAQI
8th Aug 20254312 PMAQI
8th Aug 2025451 PMAQI
8th Aug 2025342 PMAQI
8th Aug 2025273 PMAQI
8th Aug 2025294 PMAQI
8th Aug 2025295 PMAQI
8th Aug 2025316 PMAQI
8th Aug 2025277 PMAQI
8th Aug 2025288 PMAQI
8th Aug 2025289 PMAQI
8th Aug 20252810 PMAQI
8th Aug 20252711 PMAQI
9th Aug 20253012 AMAQI
9th Aug 2025341 AMAQI
9th Aug 2025362 AMAQI
9th Aug 2025353 AMAQI
9th Aug 2025344 AMAQI
9th Aug 2025315 AMAQI
29°C21/38°C
9th Aug 2025336 AMAQI
9th Aug 2025347 AMAQI
9th Aug 2025358 AMAQI
9th Aug 2025349 AMAQI
9th Aug 20253610 AMAQI
9th Aug 20254011 AMAQI
9th Aug 20254412 PMAQI
9th Aug 2025401 PMAQI
9th Aug 2025352 PMAQI
9th Aug 2025343 PMAQI
9th Aug 2025334 PMAQI
9th Aug 2025325 PMAQI
9th Aug 2025316 PMAQI
9th Aug 2025347 PMAQI
9th Aug 2025348 PMAQI
9th Aug 2025309 PMAQI
9th Aug 20252910 PMAQI
9th Aug 20253011 PMAQI
10th Aug 20253012 AMAQI
10th Aug 2025321 AMAQI
10th Aug 2025322 AMAQI
10th Aug 2025323 AMAQI
10th Aug 2025314 AMAQI
10th Aug 2025325 AMAQI
30°C23/39°C
10th Aug 2025346 AMAQI
10th Aug 2025367 AMAQI
10th Aug 2025348 AMAQI
10th Aug 2025349 AMAQI
10th Aug 20253210 AMAQI
10th Aug 20253211 AMAQI
10th Aug 20253212 PMAQI
10th Aug 2025321 PMAQI
10th Aug 2025322 PMAQI
10th Aug 2025323 PMAQI
10th Aug 2025324 PMAQI
10th Aug 2025325 PMAQI
10th Aug 2025326 PMAQI
10th Aug 2025307 PMAQI
10th Aug 2025318 PMAQI
10th Aug 2025299 PMAQI
10th Aug 20252810 PMAQI
10th Aug 20253011 PMAQI
11th Aug 20253312 AMAQI
11th Aug 2025371 AMAQI
11th Aug 2025372 AMAQI
11th Aug 2025353 AMAQI
11th Aug 2025384 AMAQI
11th Aug 2025405 AMAQI
29°C21/39°C
11th Aug 2025406 AMAQI
11th Aug 2025387 AMAQI
11th Aug 2025388 AMAQI
11th Aug 2025409 AMAQI
11th Aug 20254410 AMAQI
11th Aug 20254611 AMAQI
11th Aug 20254712 PMAQI
11th Aug 2025441 PMAQI
11th Aug 2025382 PMAQI
11th Aug 2025373 PMAQI
11th Aug 2025334 PMAQI
11th Aug 2025305 PMAQI
11th Aug 2025336 PMAQI
11th Aug 2025387 PMAQI
11th Aug 2025348 PMAQI
11th Aug 2025329 PMAQI
11th Aug 20253310 PMAQI
11th Aug 20253211 PMAQI
12th Aug 20253312 AMAQI
12th Aug 2025341 AMAQI
12th Aug 2025352 AMAQI
12th Aug 2025353 AMAQI
12th Aug 2025364 AMAQI
12th Aug 2025345 AMAQI
30°C20/40°C
12th Aug 2025346 AMAQI
12th Aug 2025337 AMAQI
12th Aug 2025338 AMAQI
12th Aug 2025359 AMAQI
12th Aug 20253410 AMAQI
12th Aug 20253411 AMAQI
12th Aug 20253812 PMAQI
12th Aug 2025381 PMAQI
12th Aug 2025342 PMAQI
12th Aug 2025323 PMAQI
12th Aug 2025364 PMAQI
12th Aug 2025365 PMAQI
12th Aug 2025386 PMAQI
12th Aug 2025337 PMAQI
12th Aug 2025348 PMAQI
12th Aug 2025339 PMAQI
12th Aug 20253310 PMAQI
12th Aug 20253611 PMAQI
13th Aug 20253712 AMAQI
13th Aug 2025371 AMAQI
13th Aug 2025382 AMAQI
13th Aug 2025393 AMAQI
13th Aug 2025364 AMAQI
13th Aug 2025365 AMAQI
28°C20/38°C
13th Aug 2025356 AMAQI
13th Aug 2025367 AMAQI
13th Aug 2025328 AMAQI
13th Aug 2025319 AMAQI
13th Aug 20253710 AMAQI
13th Aug 20254211 AMAQI
13th Aug 20254412 PMAQI
13th Aug 2025431 PMAQI
13th Aug 2025432 PMAQI
13th Aug 2025403 PMAQI
13th Aug 2025364 PMAQI
13th Aug 2025375 PMAQI
13th Aug 2025356 PMAQI
13th Aug 2025407 PMAQI
13th Aug 2025358 PMAQI
13th Aug 2025309 PMAQI
13th Aug 20252710 PMAQI
13th Aug 20252411 PMAQI
14th Aug 20252512 AMAQI
14th Aug 2025211 AMAQI
14th Aug 2025232 AMAQI
14th Aug 2025223 AMAQI
14th Aug 2025254 AMAQI
14th Aug 2025245 AMAQI
25°C17/34°C
14th Aug 2025236 AMAQI
14th Aug 2025187 AMAQI
14th Aug 2025198 AMAQI
14th Aug 2025239 AMAQI
14th Aug 20252510 AMAQI
14th Aug 20252711 AMAQI
14th Aug 20253012 PMAQI
14th Aug 2025261 PMAQI
14th Aug 2025262 PMAQI
14th Aug 2025243 PMAQI
14th Aug 2025304 PMAQI
14th Aug 2025295 PMAQI
14th Aug 2025306 PMAQI
14th Aug 2025247 PMAQI
14th Aug 2025248 PMAQI
14th Aug 2025269 PMAQI
14th Aug 20252510 PMAQI
14th Aug 20252611 PMAQI
15th Aug 20253012 AMAQI
15th Aug 2025321 AMAQI
15th Aug 2025322 AMAQI
15th Aug 2025353 AMAQI
15th Aug 2025344 AMAQI
15th Aug 2025305 AMAQI
25°C17/34°C
15th Aug 2025246 AMAQI
15th Aug 2025247 AMAQI
15th Aug 2025288 AMAQI
15th Aug 2025309 AMAQI
15th Aug 20252910 AMAQI
15th Aug 20252811 AMAQI
15th Aug 20252812 PMAQI
15th Aug 2025301 PMAQI
15th Aug 2025332 PMAQI
15th Aug 2025333 PMAQI
15th Aug 2025344 PMAQI
15th Aug 2025305 PMAQI
15th Aug 2025296 PMAQI
15th Aug 2025287 PMAQI
15th Aug 2025328 PMAQI
15th Aug 2025309 PMAQI
15th Aug 20253010 PMAQI
15th Aug 20252711 PMAQI
16th Aug 20252612 AMAQI
16th Aug 2025261 AMAQI
16th Aug 2025282 AMAQI
16th Aug 2025303 AMAQI
16th Aug 2025294 AMAQI
16th Aug 2025295 AMAQI
25°C18/35°C
6 AM
1 PM
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
27AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
27AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 27), while the lowest AQI was between 6 AM to 8 PM (Avg. 27).
Night time
Avg. Highest Time
12 AM - 11 PM
27AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
27AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 27), while the lowest AQI was between 12 AM to 11 PM (Avg. 27).
2025 Days Vs Air Quality
Hidden Valley Lake, California, United States
2025
96%
218
4%
8
Total number of days with different AQI categories in last 228 days in 2025 (137 days remaining)
Good
218 DaysModerate
8 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 228 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
Hidden Valley Lake, 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
36AQI
36AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
38AQI
38AQI
4th January 2025
27AQI
27AQI
5th January 2025
31AQI
31AQI
6th January 2025
30AQI
30AQI
7th January 2025
50AQI
50AQI
8th January 2025
29AQI
29AQI
9th January 2025
35AQI
35AQI
10th January 2025
39AQI
39AQI
11th January 2025
29AQI
29AQI
12th January 2025
28AQI
28AQI
13th January 2025
29AQI
29AQI
14th January 2025
32AQI
32AQI
15th January 2025
43AQI
43AQI
16th January 2025
37AQI
37AQI
17th January 2025
32AQI
32AQI
18th January 2025
37AQI
37AQI
19th January 2025
48AQI
48AQI
20th January 2025
44AQI
44AQI
21st January 2025
47AQI
47AQI
22nd January 2025
51AQI
51AQI
23rd January 2025
57AQI
57AQI
24th January 2025
49AQI
49AQI
25th January 2025
51AQI
51AQI
26th January 2025
53AQI
53AQI
27th January 2025
52AQI
52AQI
28th January 2025
51AQI
51AQI
29th January 2025
51AQI
51AQI
30th January 2025
56AQI
56AQI
31st January 2025
46AQI
46AQI
1st February 2025
28AQI
28AQI
2nd February 2025
22AQI
22AQI
3rd February 2025
24AQI
24AQI
4th February 2025
28AQI
28AQI
5th February 2025
33AQI
33AQI
6th February 2025
32AQI
32AQI
7th February 2025
24AQI
24AQI
8th February 2025
26AQI
26AQI
9th February 2025
27AQI
27AQI
10th February 2025
30AQI
30AQI
11th February 2025
34AQI
34AQI
12th February 2025
37AQI
37AQI
13th February 2025
29AQI
29AQI
14th February 2025
25AQI
25AQI
15th February 2025
24AQI
24AQI
16th February 2025
27AQI
27AQI
17th February 2025
24AQI
24AQI
18th February 2025
25AQI
25AQI
19th February 2025
23AQI
23AQI
20th February 2025
26AQI
26AQI
21st February 2025
26AQI
26AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
22AQI
22AQI
24th February 2025
24AQI
24AQI
25th February 2025
23AQI
23AQI
26th February 2025
28AQI
28AQI
27th February 2025
28AQI
28AQI
28th February 2025
32AQI
32AQI
1st March 2025
32AQI
32AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
20AQI
20AQI
4th March 2025
25AQI
25AQI
5th March 2025
23AQI
23AQI
6th March 2025
23AQI
23AQI
7th March 2025
33AQI
33AQI
8th March 2025
32AQI
32AQI
9th March 2025
32AQI
32AQI
10th March 2025
27AQI
27AQI
11th March 2025
30AQI
30AQI
12th March 2025
22AQI
22AQI
13th March 2025
20AQI
20AQI
14th March 2025
26AQI
26AQI
15th March 2025
25AQI
25AQI
16th March 2025
24AQI
24AQI
17th March 2025
24AQI
24AQI
18th March 2025
19AQI
19AQI
19th March 2025
21AQI
21AQI
20th March 2025
17AQI
17AQI
21st March 2025
21AQI
21AQI
22nd March 2025
19AQI
19AQI
23rd March 2025
22AQI
22AQI
24th March 2025
21AQI
21AQI
25th March 2025
24AQI
24AQI
26th March 2025
26AQI
26AQI
27th March 2025
19AQI
19AQI
28th March 2025
21AQI
21AQI
29th March 2025
19AQI
19AQI
30th March 2025
22AQI
22AQI
31st March 2025
20AQI
20AQI
1st April 2025
21AQI
21AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
19AQI
19AQI
4th April 2025
28AQI
28AQI
5th April 2025
25AQI
25AQI
6th April 2025
24AQI
24AQI
7th April 2025
17AQI
17AQI
8th April 2025
18AQI
18AQI
9th April 2025
19AQI
19AQI
10th April 2025
21AQI
21AQI
11th April 2025
25AQI
25AQI
12th April 2025
22AQI
22AQI
13th April 2025
27AQI
27AQI
14th April 2025
27AQI
27AQI
15th April 2025
30AQI
30AQI
16th April 2025
30AQI
30AQI
17th April 2025
25AQI
25AQI
18th April 2025
27AQI
27AQI
19th April 2025
24AQI
24AQI
20th April 2025
23AQI
23AQI
21st April 2025
23AQI
23AQI
22nd April 2025
26AQI
26AQI
23rd April 2025
33AQI
33AQI
24th April 2025
35AQI
35AQI
25th April 2025
22AQI
22AQI
26th April 2025
21AQI
21AQI
27th April 2025
17AQI
17AQI
28th April 2025
22AQI
22AQI
29th April 2025
24AQI
24AQI
30th April 2025
31AQI
31AQI
1st May 2025
30AQI
30AQI
2nd May 2025
24AQI
24AQI
3rd May 2025
19AQI
19AQI
4th May 2025
24AQI
24AQI
5th May 2025
21AQI
21AQI
6th May 2025
26AQI
26AQI
7th May 2025
31AQI
31AQI
8th May 2025
27AQI
27AQI
9th May 2025
27AQI
27AQI
10th May 2025
24AQI
24AQI
11th May 2025
19AQI
19AQI
12th May 2025
17AQI
17AQI
13th May 2025
16AQI
16AQI
14th May 2025
18AQI
18AQI
15th May 2025
21AQI
21AQI
16th May 2025
23AQI
23AQI
17th May 2025
22AQI
22AQI
18th May 2025
21AQI
21AQI
19th May 2025
20AQI
20AQI
20th May 2025
16AQI
16AQI
21st May 2025
23AQI
23AQI
22nd May 2025
22AQI
22AQI
23rd May 2025
18AQI
18AQI
24th May 2025
24AQI
24AQI
25th May 2025
23AQI
23AQI
26th May 2025
17AQI
17AQI
27th May 2025
21AQI
21AQI
28th May 2025
26AQI
26AQI
29th May 2025
21AQI
21AQI
30th May 2025
24AQI
24AQI
31st May 2025
32AQI
32AQI
1st June 2025
33AQI
33AQI
2nd June 2025
39AQI
39AQI
3rd June 2025
33AQI
33AQI
4th June 2025
33AQI
33AQI
5th June 2025
28AQI
28AQI
6th June 2025
22AQI
22AQI
7th June 2025
22AQI
22AQI
8th June 2025
24AQI
24AQI
9th June 2025
26AQI
26AQI
10th June 2025
30AQI
30AQI
11th June 2025
34AQI
34AQI
12th June 2025
36AQI
36AQI
13th June 2025
36AQI
36AQI
14th June 2025
30AQI
30AQI
15th June 2025
30AQI
30AQI
16th June 2025
28AQI
28AQI
17th June 2025
26AQI
26AQI
18th June 2025
24AQI
24AQI
19th June 2025
27AQI
27AQI
20th June 2025
30AQI
30AQI
21st June 2025
26AQI
26AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
24AQI
24AQI
24th June 2025
26AQI
26AQI
25th June 2025
27AQI
27AQI
26th June 2025
25AQI
25AQI
27th June 2025
27AQI
27AQI
28th June 2025
24AQI
24AQI
29th June 2025
24AQI
24AQI
30th June 2025
26AQI
26AQI
1st July 2025
26AQI
26AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
26AQI
26AQI
4th July 2025
27AQI
27AQI
5th July 2025
32AQI
32AQI
6th July 2025
28AQI
28AQI
7th July 2025
24AQI
24AQI
8th July 2025
26AQI
26AQI
9th July 2025
20AQI
20AQI
10th July 2025
25AQI
25AQI
11th July 2025
39AQI
39AQI
12th July 2025
44AQI
44AQI
13th July 2025
46AQI
46AQI
14th July 2025
46AQI
46AQI
15th July 2025
37AQI
37AQI
16th July 2025
35AQI
35AQI
17th July 2025
31AQI
31AQI
18th July 2025
26AQI
26AQI
19th July 2025
25AQI
25AQI
20th July 2025
24AQI
24AQI
21st July 2025
26AQI
26AQI
22nd July 2025
20AQI
20AQI
23rd July 2025
19AQI
19AQI
24th July 2025
18AQI
18AQI
25th July 2025
20AQI
20AQI
26th July 2025
18AQI
18AQI
27th July 2025
18AQI
18AQI
28th July 2025
19AQI
19AQI
29th July 2025
23AQI
23AQI
30th July 2025
26AQI
26AQI
31st July 2025
28AQI
28AQI
1st August 2025
36AQI
36AQI
2nd August 2025
27AQI
27AQI
3rd August 2025
29AQI
29AQI
4th August 2025
34AQI
34AQI
5th August 2025
36AQI
36AQI
6th August 2025
34AQI
34AQI
7th August 2025
27AQI
27AQI
8th August 2025
30AQI
30AQI
9th August 2025
34AQI
34AQI
10th August 2025
32AQI
32AQI
11th August 2025
37AQI
37AQI
12th August 2025
35AQI
35AQI
13th August 2025
36AQI
36AQI
14th August 2025
25AQI
25AQI
41AQI
27AQI
24AQI
24AQI
22AQI
28AQI
27AQI
32AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
23
8
28
31
30
31
30
31
14
218
8
Highest AQI recorded in
January41AQI
Lowest AQI recorded in
May22AQI
202437AQI
16
1
12
29
31
31
28
29
2
27
3
25
6
212
11
16
1
Highest AQI recorded in
March152AQI
Lowest AQI recorded in
May21AQI
202350AQI
10
4
25
6
26
4
6
3
26
5
67
43
5
Highest AQI recorded in
December75AQI
Lowest AQI recorded in
October35AQI
202236AQI
1
16
4
27
1
44
5
Highest AQI recorded in
September42AQI
Lowest AQI recorded in
October32AQI
202172AQI
1
1
8
3
1
1
3
9
3
Highest AQI recorded in
August81AQI
Lowest AQI recorded in
July8AQI
202086AQI
2
2
10
13
6
1
1
1
1
11
13
9
4
Highest AQI recorded in
October168AQI
Lowest AQI recorded in
November9AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
86AQILeast Polluted Year Recorded
2025(Avg.)
28AQIHidden Valley Lake's annual 2025 AQI (28) shows an average percentage change of -44.1% (improved AQI) compared to previous years: 2020 (86), 2021 (72), 2022 (36), 2023 (50), 2024 (37).
