UCD Campus, University of California Davis, 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+
July Air Quality Analysis
UCD Campus, University of California Davis, California, United States
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Jul 2025
51AQILowest AQI recorded on
11th Jul 2026
12AQISame Day Analysis (12th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 15 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 12th Jul - 13th Jul 2026
UCD Campus, University of California Davis, California, United States
AQI
Day
Night
.
5 AM12th Jul 2026
8 PM
4 AM13th Jul 2026
Day time
Avg. Highest Time
6AM12th Jul
32AQI
Avg. Lowest Time
7PM12th Jul
10AQI
Night time
Avg. Highest Time
12AM13th Jul
18AQI
Avg. Lowest Time
9PM12th Jul
11AQI
In the last 24 hours,
UCD Campus's AQI reached its highest point of 32 at 6 AM during the Day, while the lowest point, 10, was recorded at 7 PM during the Day between 12th Jul and 13th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
UCD Campus, University of California Davis, California, United States
JunJul
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
14th Jun 202695 AMAQI
14th Jun 2026106 AMAQI
14th Jun 2026137 AMAQI
14th Jun 2026278 AMAQI
14th Jun 2026289 AMAQI
14th Jun 2026810 AMAQI
14th Jun 20261111 AMAQI
14th Jun 2026912 PMAQI
14th Jun 2026101 PMAQI
14th Jun 2026112 PMAQI
14th Jun 202693 PMAQI
14th Jun 2026104 PMAQI
14th Jun 2026125 PMAQI
14th Jun 2026116 PMAQI
14th Jun 2026107 PMAQI
14th Jun 2026108 PMAQI
14th Jun 2026149 PMAQI
14th Jun 20261410 PMAQI
14th Jun 20261411 PMAQI
15th Jun 20261212 AMAQI
15th Jun 2026121 AMAQI
15th Jun 2026142 AMAQI
15th Jun 2026123 AMAQI
15th Jun 2026114 AMAQI
26°C16/38°C
15th Jun 2026345 AMAQI
15th Jun 2026226 AMAQI
15th Jun 2026177 AMAQI
15th Jun 2026148 AMAQI
15th Jun 2026129 AMAQI
15th Jun 20261210 AMAQI
15th Jun 20261011 AMAQI
15th Jun 20261212 PMAQI
15th Jun 2026141 PMAQI
15th Jun 2026152 PMAQI
15th Jun 2026173 PMAQI
15th Jun 2026254 PMAQI
15th Jun 2026205 PMAQI
15th Jun 2026216 PMAQI
15th Jun 2026207 PMAQI
15th Jun 2026198 PMAQI
15th Jun 2026179 PMAQI
15th Jun 20261510 PMAQI
15th Jun 20261411 PMAQI
16th Jun 20261212 AMAQI
16th Jun 2026101 AMAQI
16th Jun 2026112 AMAQI
16th Jun 2026103 AMAQI
16th Jun 2026104 AMAQI
26°C15/38°C
16th Jun 2026225 AMAQI
16th Jun 2026246 AMAQI
16th Jun 2026307 AMAQI
16th Jun 2026308 AMAQI
16th Jun 2026309 AMAQI
16th Jun 20263110 AMAQI
16th Jun 20261211 AMAQI
16th Jun 2026912 PMAQI
16th Jun 2026161 PMAQI
16th Jun 2026132 PMAQI
16th Jun 2026123 PMAQI
16th Jun 2026124 PMAQI
16th Jun 2026135 PMAQI
16th Jun 2026146 PMAQI
16th Jun 2026167 PMAQI
16th Jun 2026148 PMAQI
16th Jun 2026149 PMAQI
16th Jun 20261410 PMAQI
16th Jun 20261411 PMAQI
17th Jun 20261012 AMAQI
17th Jun 2026121 AMAQI
17th Jun 2026112 AMAQI
17th Jun 202683 AMAQI
17th Jun 2026244 AMAQI
24°C15/36°C
17th Jun 202695 AMAQI
17th Jun 2026266 AMAQI
17th Jun 2026287 AMAQI
17th Jun 2026318 AMAQI
17th Jun 2026309 AMAQI
17th Jun 20263110 AMAQI
17th Jun 20262911 AMAQI
17th Jun 20263112 PMAQI
17th Jun 2026121 PMAQI
17th Jun 2026122 PMAQI
17th Jun 2026133 PMAQI
17th Jun 2026134 PMAQI
17th Jun 2026145 PMAQI
17th Jun 2026156 PMAQI
17th Jun 2026187 PMAQI
17th Jun 2026188 PMAQI
17th Jun 2026179 PMAQI
17th Jun 20261410 PMAQI
17th Jun 20261211 PMAQI
18th Jun 20261412 AMAQI
18th Jun 2026101 AMAQI
18th Jun 202692 AMAQI
18th Jun 2026233 AMAQI
18th Jun 2026234 AMAQI
24°C15/34°C
18th Jun 2026245 AMAQI
18th Jun 2026286 AMAQI
18th Jun 2026287 AMAQI
18th Jun 2026248 AMAQI
18th Jun 2026299 AMAQI
18th Jun 20262810 AMAQI
18th Jun 20262511 AMAQI
18th Jun 20262612 PMAQI
18th Jun 2026121 PMAQI
18th Jun 2026142 PMAQI
18th Jun 2026143 PMAQI
18th Jun 2026144 PMAQI
18th Jun 2026155 PMAQI
18th Jun 2026196 PMAQI
18th Jun 2026217 PMAQI
18th Jun 2026198 PMAQI
18th Jun 2026209 PMAQI
18th Jun 20261410 PMAQI
18th Jun 20261211 PMAQI
19th Jun 20261012 AMAQI
19th Jun 2026161 AMAQI
19th Jun 2026232 AMAQI
19th Jun 2026213 AMAQI
19th Jun 2026214 AMAQI
23°C16/32°C
19th Jun 2026195 AMAQI
19th Jun 2026226 AMAQI
19th Jun 2026257 AMAQI
19th Jun 2026288 AMAQI
19th Jun 2026289 AMAQI
19th Jun 20262610 AMAQI
19th Jun 20261011 AMAQI
19th Jun 20261012 PMAQI
19th Jun 2026101 PMAQI
19th Jun 2026102 PMAQI
19th Jun 2026103 PMAQI
19th Jun 2026114 PMAQI
19th Jun 2026115 PMAQI
19th Jun 2026106 PMAQI
19th Jun 2026137 PMAQI
19th Jun 2026128 PMAQI
19th Jun 2026119 PMAQI
19th Jun 2026910 PMAQI
19th Jun 2026911 PMAQI
20th Jun 20262412 AMAQI
20th Jun 2026241 AMAQI
20th Jun 2026232 AMAQI
20th Jun 2026203 AMAQI
20th Jun 2026224 AMAQI
21°C15/29°C
20th Jun 2026225 AMAQI
20th Jun 2026246 AMAQI
20th Jun 2026267 AMAQI
20th Jun 2026298 AMAQI
20th Jun 2026279 AMAQI
20th Jun 20263010 AMAQI
20th Jun 20262911 AMAQI
20th Jun 20262712 PMAQI
20th Jun 202682 PMAQI
20th Jun 202683 PMAQI
20th Jun 2026104 PMAQI
20th Jun 2026105 PMAQI
20th Jun 2026126 PMAQI
20th Jun 2026147 PMAQI
20th Jun 202698 PMAQI
20th Jun 2026109 PMAQI
20th Jun 20261010 PMAQI
20th Jun 20261011 PMAQI
21st Jun 2026812 AMAQI
21st Jun 2026141 AMAQI
21st Jun 2026202 AMAQI
21st Jun 2026203 AMAQI
21st Jun 2026224 AMAQI
22°C14/32°C
21st Jun 2026205 AMAQI
21st Jun 2026206 AMAQI
21st Jun 2026247 AMAQI
21st Jun 2026268 AMAQI
21st Jun 2026269 AMAQI
21st Jun 20262610 AMAQI
21st Jun 20262311 AMAQI
21st Jun 20262412 PMAQI
21st Jun 2026221 PMAQI
21st Jun 2026102 PMAQI
21st Jun 2026103 PMAQI
21st Jun 2026104 PMAQI
21st Jun 2026105 PMAQI
21st Jun 2026106 PMAQI
21st Jun 2026107 PMAQI
21st Jun 2026108 PMAQI
21st Jun 2026109 PMAQI
21st Jun 20261010 PMAQI
21st Jun 20261011 PMAQI
22nd Jun 20261012 AMAQI
22nd Jun 2026101 AMAQI
22nd Jun 2026122 AMAQI
22nd Jun 2026123 AMAQI
22nd Jun 2026134 AMAQI
23°C13/34°C
22nd Jun 2026135 AMAQI
22nd Jun 2026126 AMAQI
22nd Jun 2026127 AMAQI
22nd Jun 2026128 AMAQI
22nd Jun 2026129 AMAQI
22nd Jun 20261610 AMAQI
22nd Jun 20261611 AMAQI
22nd Jun 20261712 PMAQI
22nd Jun 2026181 PMAQI
22nd Jun 2026232 PMAQI
22nd Jun 2026223 PMAQI
22nd Jun 2026204 PMAQI
22nd Jun 2026185 PMAQI
22nd Jun 2026186 PMAQI
22nd Jun 2026167 PMAQI
22nd Jun 2026188 PMAQI
22nd Jun 2026169 PMAQI
22nd Jun 20261410 PMAQI
22nd Jun 20261211 PMAQI
23rd Jun 20261012 AMAQI
23rd Jun 202691 AMAQI
23rd Jun 202692 AMAQI
23rd Jun 2026163 AMAQI
23rd Jun 202694 AMAQI
24°C14/35°C
23rd Jun 2026225 AMAQI
23rd Jun 2026246 AMAQI
23rd Jun 2026267 AMAQI
23rd Jun 2026288 AMAQI
23rd Jun 2026289 AMAQI
23rd Jun 2026810 AMAQI
23rd Jun 2026911 AMAQI
23rd Jun 20261012 PMAQI
23rd Jun 2026101 PMAQI
23rd Jun 2026122 PMAQI
23rd Jun 2026153 PMAQI
23rd Jun 2026154 PMAQI
23rd Jun 2026115 PMAQI
23rd Jun 2026106 PMAQI
23rd Jun 2026117 PMAQI
23rd Jun 2026108 PMAQI
23rd Jun 2026109 PMAQI
23rd Jun 20261010 PMAQI
23rd Jun 20261511 PMAQI
24th Jun 20261612 AMAQI
24th Jun 2026121 AMAQI
24th Jun 2026122 AMAQI
24th Jun 2026103 AMAQI
24th Jun 2026104 AMAQI
24°C13/35°C
24th Jun 2026165 AMAQI
24th Jun 2026246 AMAQI
24th Jun 2026257 AMAQI
24th Jun 2026118 AMAQI
24th Jun 2026269 AMAQI
24th Jun 20261110 AMAQI
24th Jun 20261311 AMAQI
24th Jun 20261412 PMAQI
24th Jun 202691 PMAQI
24th Jun 2026112 PMAQI
24th Jun 2026113 PMAQI
24th Jun 2026104 PMAQI
24th Jun 2026125 PMAQI
24th Jun 2026106 PMAQI
24th Jun 2026127 PMAQI
24th Jun 2026128 PMAQI
24th Jun 2026149 PMAQI
24th Jun 20261410 PMAQI
24th Jun 20261211 PMAQI
25th Jun 2026812 AMAQI
25th Jun 2026101 AMAQI
25th Jun 202692 AMAQI
25th Jun 202683 AMAQI
25th Jun 2026224 AMAQI
23°C14/34°C
25th Jun 2026245 AMAQI
25th Jun 2026266 AMAQI
25th Jun 2026287 AMAQI
25th Jun 2026288 AMAQI
25th Jun 2026269 AMAQI
25th Jun 20261810 AMAQI
25th Jun 20261411 AMAQI
25th Jun 20262312 PMAQI
25th Jun 2026111 PMAQI
25th Jun 2026122 PMAQI
25th Jun 2026133 PMAQI
25th Jun 2026124 PMAQI
25th Jun 2026125 PMAQI
25th Jun 2026266 PMAQI
25th Jun 2026127 PMAQI
25th Jun 2026168 PMAQI
25th Jun 2026239 PMAQI
25th Jun 20262710 PMAQI
25th Jun 20261711 PMAQI
26th Jun 20261712 AMAQI
26th Jun 2026161 AMAQI
26th Jun 2026172 AMAQI
26th Jun 2026173 AMAQI
26th Jun 2026164 AMAQI
21°C12/33°C
26th Jun 2026145 AMAQI
26th Jun 2026146 AMAQI
26th Jun 2026147 AMAQI
26th Jun 2026138 AMAQI
26th Jun 2026119 AMAQI
26th Jun 20261110 AMAQI
26th Jun 20261011 AMAQI
26th Jun 20261012 PMAQI
26th Jun 2026101 PMAQI
26th Jun 2026102 PMAQI
26th Jun 2026103 PMAQI
26th Jun 2026114 PMAQI
26th Jun 2026125 PMAQI
26th Jun 2026146 PMAQI
26th Jun 2026147 PMAQI
26th Jun 2026168 PMAQI
26th Jun 2026149 PMAQI
26th Jun 20261310 PMAQI
26th Jun 20261411 PMAQI
27th Jun 20261212 AMAQI
27th Jun 2026261 AMAQI
27th Jun 2026282 AMAQI
27th Jun 2026313 AMAQI
27th Jun 2026284 AMAQI
22°C15/33°C
27th Jun 2026305 AMAQI
27th Jun 2026306 AMAQI
27th Jun 2026327 AMAQI
27th Jun 2026328 AMAQI
27th Jun 2026349 AMAQI
27th Jun 20263210 AMAQI
27th Jun 20263011 AMAQI
27th Jun 20263212 PMAQI
27th Jun 2026301 PMAQI
27th Jun 2026302 PMAQI
27th Jun 2026303 PMAQI
27th Jun 2026304 PMAQI
27th Jun 2026305 PMAQI
27th Jun 2026276 PMAQI
27th Jun 202687 PMAQI
27th Jun 2026268 PMAQI
27th Jun 2026189 PMAQI
27th Jun 20261210 PMAQI
27th Jun 20261011 PMAQI
28th Jun 20261112 AMAQI
28th Jun 2026111 AMAQI
28th Jun 2026102 AMAQI
28th Jun 2026113 AMAQI
28th Jun 2026124 AMAQI
21°C14/30°C
28th Jun 2026125 AMAQI
28th Jun 2026156 AMAQI
28th Jun 2026157 AMAQI
28th Jun 2026128 AMAQI
28th Jun 2026129 AMAQI
28th Jun 20261410 AMAQI
28th Jun 20261611 AMAQI
28th Jun 20261212 PMAQI
28th Jun 2026141 PMAQI
28th Jun 2026142 PMAQI
28th Jun 2026123 PMAQI
28th Jun 2026174 PMAQI
28th Jun 2026305 PMAQI
28th Jun 2026266 PMAQI
28th Jun 2026287 PMAQI
28th Jun 2026288 PMAQI
28th Jun 2026249 PMAQI
28th Jun 20262610 PMAQI
28th Jun 20262311 PMAQI
29th Jun 20262412 AMAQI
29th Jun 2026241 AMAQI
29th Jun 202682 AMAQI
29th Jun 2026103 AMAQI
29th Jun 2026114 AMAQI
23°C12/32°C
29th Jun 2026135 AMAQI
29th Jun 2026186 AMAQI
29th Jun 2026157 AMAQI
29th Jun 2026188 AMAQI
29th Jun 2026229 AMAQI
29th Jun 20262210 AMAQI
29th Jun 20261611 AMAQI
29th Jun 20261812 PMAQI
29th Jun 2026171 PMAQI
29th Jun 2026182 PMAQI
29th Jun 2026143 PMAQI
29th Jun 2026164 PMAQI
29th Jun 2026175 PMAQI
29th Jun 2026196 PMAQI
29th Jun 2026167 PMAQI
29th Jun 2026188 PMAQI
29th Jun 2026169 PMAQI
29th Jun 20261210 PMAQI
29th Jun 20261411 PMAQI
30th Jun 20262112 AMAQI
30th Jun 2026281 AMAQI
30th Jun 2026272 AMAQI
30th Jun 2026183 AMAQI
30th Jun 2026154 AMAQI
24°C13/36°C
30th Jun 2026145 AMAQI
30th Jun 2026176 AMAQI
30th Jun 2026177 AMAQI
30th Jun 2026208 AMAQI
30th Jun 2026259 AMAQI
30th Jun 20262310 AMAQI
30th Jun 20262411 AMAQI
30th Jun 20262412 PMAQI
30th Jun 2026211 PMAQI
30th Jun 2026212 PMAQI
30th Jun 2026203 PMAQI
30th Jun 2026204 PMAQI
30th Jun 2026205 PMAQI
30th Jun 2026186 PMAQI
30th Jun 2026187 PMAQI
30th Jun 2026188 PMAQI
30th Jun 2026209 PMAQI
30th Jun 20261910 PMAQI
30th Jun 20262011 PMAQI
1st Jul 20261912 AMAQI
1st Jul 2026181 AMAQI
1st Jul 2026222 AMAQI
1st Jul 2026203 AMAQI
1st Jul 2026194 AMAQI
24°C15/35°C
1st Jul 2026205 AMAQI
1st Jul 2026216 AMAQI
1st Jul 2026227 AMAQI
1st Jul 2026248 AMAQI
1st Jul 2026249 AMAQI
1st Jul 20262410 AMAQI
1st Jul 20262411 AMAQI
1st Jul 20262712 PMAQI
1st Jul 2026281 PMAQI
1st Jul 2026262 PMAQI
1st Jul 2026243 PMAQI
1st Jul 2026244 PMAQI
1st Jul 2026225 PMAQI
1st Jul 2026246 PMAQI
1st Jul 2026227 PMAQI
1st Jul 2026268 PMAQI
1st Jul 2026249 PMAQI
1st Jul 20262410 PMAQI
1st Jul 20262411 PMAQI
2nd Jul 20262312 AMAQI
2nd Jul 2026201 AMAQI
2nd Jul 2026232 AMAQI
2nd Jul 2026223 AMAQI
2nd Jul 2026204 AMAQI
22°C13/34°C
2nd Jul 2026195 AMAQI
2nd Jul 2026216 AMAQI
2nd Jul 2026217 AMAQI
2nd Jul 2026228 AMAQI
2nd Jul 2026209 AMAQI
2nd Jul 20262010 AMAQI
2nd Jul 20262411 AMAQI
2nd Jul 20262012 PMAQI
2nd Jul 2026211 PMAQI
2nd Jul 2026202 PMAQI
2nd Jul 2026243 PMAQI
2nd Jul 2026244 PMAQI
2nd Jul 2026245 PMAQI
2nd Jul 2026206 PMAQI
2nd Jul 2026247 PMAQI
2nd Jul 2026208 PMAQI
2nd Jul 2026219 PMAQI
2nd Jul 20261810 PMAQI
2nd Jul 20261911 PMAQI
3rd Jul 20261812 AMAQI
3rd Jul 2026151 AMAQI
3rd Jul 2026142 AMAQI
3rd Jul 2026143 AMAQI
3rd Jul 2026144 AMAQI
23°C14/33°C
3rd Jul 2026125 AMAQI
3rd Jul 2026106 AMAQI
3rd Jul 2026107 AMAQI
3rd Jul 2026108 AMAQI
3rd Jul 2026129 AMAQI
3rd Jul 20261010 AMAQI
3rd Jul 20261211 AMAQI
3rd Jul 20261612 PMAQI
3rd Jul 2026151 PMAQI
3rd Jul 2026182 PMAQI
3rd Jul 2026183 PMAQI
3rd Jul 2026174 PMAQI
3rd Jul 2026165 PMAQI
3rd Jul 2026166 PMAQI
3rd Jul 2026147 PMAQI
3rd Jul 2026128 PMAQI
3rd Jul 2026189 PMAQI
3rd Jul 20261710 PMAQI
3rd Jul 20261611 PMAQI
4th Jul 20261312 AMAQI
4th Jul 2026121 AMAQI
4th Jul 2026112 AMAQI
4th Jul 2026123 AMAQI
4th Jul 2026114 AMAQI
24°C12/36°C
4th Jul 202695 AMAQI
4th Jul 2026106 AMAQI
4th Jul 2026107 AMAQI
4th Jul 2026278 AMAQI
4th Jul 2026299 AMAQI
4th Jul 20262310 AMAQI
4th Jul 20262611 AMAQI
4th Jul 20261512 PMAQI
4th Jul 202681 PMAQI
4th Jul 2026102 PMAQI
4th Jul 2026113 PMAQI
4th Jul 2026124 PMAQI
4th Jul 2026145 PMAQI
4th Jul 2026106 PMAQI
4th Jul 202697 PMAQI
4th Jul 2026108 PMAQI
4th Jul 2026109 PMAQI
4th Jul 20261310 PMAQI
4th Jul 20261511 PMAQI
5th Jul 20263812 AMAQI
5th Jul 2026511 AMAQI
5th Jul 2026442 AMAQI
5th Jul 2026203 AMAQI
5th Jul 2026184 AMAQI
25°C14/36°C
5th Jul 2026125 AMAQI
5th Jul 2026106 AMAQI
5th Jul 202687 AMAQI
5th Jul 2026288 AMAQI
5th Jul 2026289 AMAQI
5th Jul 20262610 AMAQI
5th Jul 20262811 AMAQI
5th Jul 20262312 PMAQI
5th Jul 2026291 PMAQI
5th Jul 2026292 PMAQI
5th Jul 2026283 PMAQI
5th Jul 2026274 PMAQI
5th Jul 2026225 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026207 PMAQI
5th Jul 2026228 PMAQI
5th Jul 2026199 PMAQI
5th Jul 20262410 PMAQI
5th Jul 20261811 PMAQI
6th Jul 20262712 AMAQI
6th Jul 2026221 AMAQI
6th Jul 2026222 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026284 AMAQI
24°C16/33°C
6th Jul 2026285 AMAQI
6th Jul 2026276 AMAQI
6th Jul 2026307 AMAQI
6th Jul 2026308 AMAQI
6th Jul 2026329 AMAQI
6th Jul 20263310 AMAQI
6th Jul 20263111 AMAQI
6th Jul 20263012 PMAQI
6th Jul 2026311 PMAQI
6th Jul 2026102 PMAQI
6th Jul 2026103 PMAQI
6th Jul 202694 PMAQI
6th Jul 2026105 PMAQI
6th Jul 2026106 PMAQI
6th Jul 2026107 PMAQI
6th Jul 2026108 PMAQI
6th Jul 2026129 PMAQI
6th Jul 20261010 PMAQI
6th Jul 2026811 PMAQI
7th Jul 2026812 AMAQI
7th Jul 202691 AMAQI
7th Jul 2026202 AMAQI
7th Jul 2026103 AMAQI
7th Jul 202694 AMAQI
23°C14/33°C
7th Jul 2026305 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026338 AMAQI
7th Jul 2026349 AMAQI
7th Jul 20263010 AMAQI
7th Jul 20261011 AMAQI
7th Jul 20261212 PMAQI
7th Jul 2026131 PMAQI
7th Jul 2026152 PMAQI
7th Jul 2026163 PMAQI
7th Jul 2026164 PMAQI
7th Jul 2026165 PMAQI
7th Jul 2026166 PMAQI
7th Jul 2026147 PMAQI
7th Jul 2026148 PMAQI
7th Jul 2026149 PMAQI
7th Jul 20261310 PMAQI
7th Jul 20261211 PMAQI
8th Jul 20261412 AMAQI
8th Jul 2026121 AMAQI
8th Jul 2026122 AMAQI
8th Jul 2026113 AMAQI
8th Jul 2026104 AMAQI
22°C12/33°C
8th Jul 2026105 AMAQI
8th Jul 2026106 AMAQI
8th Jul 2026107 AMAQI
8th Jul 2026108 AMAQI
8th Jul 2026119 AMAQI
8th Jul 20261410 AMAQI
8th Jul 20261411 AMAQI
8th Jul 20261512 PMAQI
8th Jul 2026151 PMAQI
8th Jul 2026162 PMAQI
8th Jul 2026213 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026216 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026168 PMAQI
8th Jul 2026169 PMAQI
8th Jul 20261610 PMAQI
8th Jul 20261611 PMAQI
9th Jul 20261312 AMAQI
9th Jul 2026131 AMAQI
9th Jul 2026122 AMAQI
9th Jul 2026123 AMAQI
9th Jul 202694 AMAQI
22°C12/35°C
9th Jul 2026105 AMAQI
9th Jul 2026116 AMAQI
9th Jul 2026107 AMAQI
9th Jul 2026198 AMAQI
9th Jul 2026109 AMAQI
9th Jul 20261010 AMAQI
9th Jul 20261111 AMAQI
9th Jul 20261112 PMAQI
9th Jul 2026141 PMAQI
9th Jul 2026192 PMAQI
9th Jul 2026183 PMAQI
9th Jul 2026204 PMAQI
9th Jul 2026185 PMAQI
9th Jul 2026166 PMAQI
9th Jul 2026167 PMAQI
9th Jul 2026188 PMAQI
9th Jul 2026189 PMAQI
9th Jul 20262010 PMAQI
9th Jul 20262011 PMAQI
10th Jul 20262012 AMAQI
10th Jul 2026191 AMAQI
10th Jul 2026192 AMAQI
10th Jul 2026203 AMAQI
10th Jul 2026204 AMAQI
25°C13/38°C
10th Jul 2026205 AMAQI
10th Jul 2026206 AMAQI
10th Jul 2026207 AMAQI
10th Jul 2026228 AMAQI
10th Jul 2026209 AMAQI
10th Jul 20262210 AMAQI
10th Jul 20262011 AMAQI
10th Jul 20262212 PMAQI
10th Jul 2026221 PMAQI
10th Jul 2026242 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026204 PMAQI
10th Jul 2026205 PMAQI
10th Jul 2026206 PMAQI
10th Jul 2026217 PMAQI
10th Jul 2026218 PMAQI
10th Jul 2026199 PMAQI
10th Jul 20261910 PMAQI
10th Jul 20261611 PMAQI
11th Jul 20261412 AMAQI
11th Jul 2026131 AMAQI
11th Jul 2026122 AMAQI
11th Jul 2026123 AMAQI
11th Jul 2026124 AMAQI
24°C15/34°C
11th Jul 2026105 AMAQI
11th Jul 2026106 AMAQI
11th Jul 2026107 AMAQI
11th Jul 2026148 AMAQI
11th Jul 2026129 AMAQI
11th Jul 20261210 AMAQI
11th Jul 20261211 AMAQI
11th Jul 20261212 PMAQI
11th Jul 2026141 PMAQI
11th Jul 2026122 PMAQI
11th Jul 2026143 PMAQI
11th Jul 2026164 PMAQI
11th Jul 2026145 PMAQI
11th Jul 2026116 PMAQI
11th Jul 2026117 PMAQI
11th Jul 2026108 PMAQI
11th Jul 2026119 PMAQI
11th Jul 20261210 PMAQI
11th Jul 20261411 PMAQI
12th Jul 20261112 AMAQI
12th Jul 2026101 AMAQI
12th Jul 2026182 AMAQI
12th Jul 2026283 AMAQI
12th Jul 2026304 AMAQI
25°C13/37°C
12th Jul 2026315 AMAQI
12th Jul 2026326 AMAQI
12th Jul 2026107 AMAQI
12th Jul 2026108 AMAQI
12th Jul 2026109 AMAQI
12th Jul 20261210 AMAQI
12th Jul 20261011 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026141 PMAQI
12th Jul 2026162 PMAQI
12th Jul 2026153 PMAQI
12th Jul 2026144 PMAQI
12th Jul 2026135 PMAQI
12th Jul 2026106 PMAQI
12th Jul 2026107 PMAQI
12th Jul 2026128 PMAQI
12th Jul 2026119 PMAQI
12th Jul 20261410 PMAQI
12th Jul 20261211 PMAQI
13th Jul 20261812 AMAQI
13th Jul 2026141 AMAQI
13th Jul 2026122 AMAQI
13th Jul 2026123 AMAQI
13th Jul 2026124 AMAQI
27°C18/38°C
13th Jul 2026105 AMAQI
5 AM13th Jul 2026106 AMAQI
13th Jul 2026107 AMAQI
13th Jul 2026118 AMAQI
13th Jul 2026149 AMAQI
13th Jul 20261810 AMAQI
13th Jul 20261811 AMAQI
13th Jul 20262612 PMAQI
12 PM13th Jul 2026241 PMAQI
13th Jul 2026242 PMAQI
13th Jul 2026253 PMAQI
13th Jul 2026264 PMAQI
8 PM
12 AM
4 AM
29°C21/39°C
Day time
Avg. Highest Time
9 AM
22AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM
15AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 22), while the lowest AQI was between 7 PM to 7 PM (Avg. 15).
Night time
Avg. Highest Time
12 AM - 9 PM
16AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
10 PM - 11 PM
15AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 9 PM (Avg. 16), while the lowest AQI was between 10 PM to 11 PM (Avg. 15).
2026 Days Vs Air Quality
UCD Campus, University of California Davis, California, United States
2026
96%
182
4%
8
Total number of days with different AQI categories in last 194 days in 2026 (171 days remaining)
Good
182 DaysModerate
8 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2026, 96% of 194 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
UCD Campus, University of California Davis, California, United States
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
22AQI (US)
22AQI (US)
2nd January 2026
15AQI (US)
15AQI (US)
3rd January 2026
20AQI (US)
20AQI (US)
4th January 2026
18AQI (US)
18AQI (US)
5th January 2026
28AQI (US)
28AQI (US)
6th January 2026
28AQI (US)
28AQI (US)
7th January 2026
33AQI (US)
33AQI (US)
8th January 2026
22AQI (US)
22AQI (US)
9th January 2026
19AQI (US)
19AQI (US)
10th January 2026
31AQI (US)
31AQI (US)
11th January 2026
40AQI (US)
40AQI (US)
12th January 2026
54AQI (US)
54AQI (US)
13th January 2026
49AQI (US)
49AQI (US)
14th January 2026
64AQI (US)
64AQI (US)
15th January 2026
60AQI (US)
60AQI (US)
16th January 2026
68AQI (US)
68AQI (US)
17th January 2026
65AQI (US)
65AQI (US)
18th January 2026
51AQI (US)
51AQI (US)
19th January 2026
47AQI (US)
47AQI (US)
20th January 2026
39AQI (US)
39AQI (US)
21st January 2026
34AQI (US)
34AQI (US)
22nd January 2026
37AQI (US)
37AQI (US)
23rd January 2026
35AQI (US)
35AQI (US)
24th January 2026
29AQI (US)
29AQI (US)
25th January 2026
25AQI (US)
25AQI (US)
26th January 2026
29AQI (US)
29AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
36AQI (US)
36AQI (US)
29th January 2026
39AQI (US)
39AQI (US)
30th January 2026
48AQI (US)
48AQI (US)
31st January 2026
31AQI (US)
31AQI (US)
1st February 2026
35AQI (US)
35AQI (US)
2nd February 2026
30AQI (US)
30AQI (US)
3rd February 2026
32AQI (US)
32AQI (US)
4th February 2026
35AQI (US)
35AQI (US)
5th February 2026
37AQI (US)
37AQI (US)
6th February 2026
39AQI (US)
39AQI (US)
7th February 2026
33AQI (US)
33AQI (US)
8th February 2026
29AQI (US)
29AQI (US)
9th February 2026
42AQI (US)
42AQI (US)
10th February 2026
27AQI (US)
27AQI (US)
11th February 2026
31AQI (US)
31AQI (US)
12th February 2026
46AQI (US)
46AQI (US)
13th February 2026
30AQI (US)
30AQI (US)
14th February 2026
29AQI (US)
29AQI (US)
15th February 2026
29AQI (US)
29AQI (US)
16th February 2026
46AQI (US)
46AQI (US)
17th February 2026
50AQI (US)
50AQI (US)
18th February 2026
44AQI (US)
44AQI (US)
19th February 2026
44AQI (US)
44AQI (US)
20th February 2026
39AQI (US)
39AQI (US)
21st February 2026
29AQI (US)
29AQI (US)
22nd February 2026
32AQI (US)
32AQI (US)
23rd February 2026
22AQI (US)
22AQI (US)
24th February 2026
21AQI (US)
21AQI (US)
25th February 2026
34AQI (US)
34AQI (US)
26th February 2026
24AQI (US)
24AQI (US)
27th February 2026
22AQI (US)
22AQI (US)
28th February 2026
18AQI (US)
18AQI (US)
1st March 2026
30AQI (US)
30AQI (US)
2nd March 2026
46AQI (US)
46AQI (US)
3rd March 2026
16AQI (US)
16AQI (US)
4th March 2026
29AQI (US)
29AQI (US)
5th March 2026
30AQI (US)
30AQI (US)
6th March 2026
24AQI (US)
24AQI (US)
7th March 2026
26AQI (US)
26AQI (US)
8th March 2026
18AQI (US)
18AQI (US)
9th March 2026
17AQI (US)
17AQI (US)
10th March 2026
23AQI (US)
23AQI (US)
11th March 2026
24AQI (US)
24AQI (US)
12th March 2026
20AQI (US)
20AQI (US)
13th March 2026
22AQI (US)
22AQI (US)
14th March 2026
16AQI (US)
16AQI (US)
15th March 2026
17AQI (US)
17AQI (US)
16th March 2026
23AQI (US)
23AQI (US)
17th March 2026
24AQI (US)
24AQI (US)
18th March 2026
24AQI (US)
24AQI (US)
19th March 2026
25AQI (US)
25AQI (US)
20th March 2026
29AQI (US)
29AQI (US)
21st March 2026
23AQI (US)
23AQI (US)
22nd March 2026
16AQI (US)
16AQI (US)
23rd March 2026
21AQI (US)
21AQI (US)
24th March 2026
20AQI (US)
20AQI (US)
25th March 2026
18AQI (US)
18AQI (US)
26th March 2026
26AQI (US)
26AQI (US)
27th March 2026
19AQI (US)
19AQI (US)
28th March 2026
20AQI (US)
20AQI (US)
29th March 2026
17AQI (US)
17AQI (US)
30th March 2026
21AQI (US)
21AQI (US)
31st March 2026
18AQI (US)
18AQI (US)
1st April 2026
27AQI (US)
27AQI (US)
2nd April 2026
23AQI (US)
23AQI (US)
3rd April 2026
17AQI (US)
17AQI (US)
4th April 2026
20AQI (US)
20AQI (US)
5th April 2026
20AQI (US)
20AQI (US)
6th April 2026
25AQI (US)
25AQI (US)
7th April 2026
20AQI (US)
20AQI (US)
8th April 2026
26AQI (US)
26AQI (US)
9th April 2026
27AQI (US)
27AQI (US)
10th April 2026
32AQI (US)
32AQI (US)
11th April 2026
35AQI (US)
35AQI (US)
12th April 2026
30AQI (US)
30AQI (US)
13th April 2026
35AQI (US)
35AQI (US)
14th April 2026
25AQI (US)
25AQI (US)
15th April 2026
19AQI (US)
19AQI (US)
16th April 2026
22AQI (US)
22AQI (US)
17th April 2026
18th April 2026
16AQI (US)
16AQI (US)
19th April 2026
16AQI (US)
16AQI (US)
20th April 2026
18AQI (US)
18AQI (US)
21st April 2026
28AQI (US)
28AQI (US)
22nd April 2026
23rd April 2026
26AQI (US)
26AQI (US)
24th April 2026
18AQI (US)
18AQI (US)
25th April 2026
15AQI (US)
15AQI (US)
26th April 2026
15AQI (US)
15AQI (US)
27th April 2026
14AQI (US)
14AQI (US)
28th April 2026
15AQI (US)
15AQI (US)
29th April 2026
16AQI (US)
16AQI (US)
30th April 2026
20AQI (US)
20AQI (US)
1st May 2026
19AQI (US)
19AQI (US)
2nd May 2026
17AQI (US)
17AQI (US)
3rd May 2026
16AQI (US)
16AQI (US)
4th May 2026
28AQI (US)
28AQI (US)
5th May 2026
31AQI (US)
31AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
17AQI (US)
17AQI (US)
8th May 2026
20AQI (US)
20AQI (US)
9th May 2026
10th May 2026
20AQI (US)
20AQI (US)
11th May 2026
20AQI (US)
20AQI (US)
12th May 2026
22AQI (US)
22AQI (US)
13th May 2026
18AQI (US)
18AQI (US)
14th May 2026
20AQI (US)
20AQI (US)
15th May 2026
37AQI (US)
37AQI (US)
16th May 2026
50AQI (US)
50AQI (US)
17th May 2026
56AQI (US)
56AQI (US)
18th May 2026
54AQI (US)
54AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
49AQI (US)
49AQI (US)
21st May 2026
39AQI (US)
39AQI (US)
22nd May 2026
40AQI (US)
40AQI (US)
23rd May 2026
39AQI (US)
39AQI (US)
24th May 2026
39AQI (US)
39AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
23AQI (US)
23AQI (US)
27th May 2026
19AQI (US)
19AQI (US)
28th May 2026
20AQI (US)
20AQI (US)
29th May 2026
14AQI (US)
14AQI (US)
30th May 2026
19AQI (US)
19AQI (US)
31st May 2026
14AQI (US)
14AQI (US)
1st June 2026
16AQI (US)
16AQI (US)
2nd June 2026
19AQI (US)
19AQI (US)
3rd June 2026
19AQI (US)
19AQI (US)
4th June 2026
17AQI (US)
17AQI (US)
5th June 2026
23AQI (US)
23AQI (US)
6th June 2026
20AQI (US)
20AQI (US)
7th June 2026
14AQI (US)
14AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
15AQI (US)
15AQI (US)
11th June 2026
14AQI (US)
14AQI (US)
12th June 2026
16AQI (US)
16AQI (US)
13th June 2026
14AQI (US)
14AQI (US)
14th June 2026
12AQI (US)
12AQI (US)
15th June 2026
16AQI (US)
16AQI (US)
16th June 2026
16AQI (US)
16AQI (US)
17th June 2026
18AQI (US)
18AQI (US)
18th June 2026
19AQI (US)
19AQI (US)
19th June 2026
16AQI (US)
16AQI (US)
20th June 2026
19AQI (US)
19AQI (US)
21st June 2026
16AQI (US)
16AQI (US)
22nd June 2026
15AQI (US)
15AQI (US)
23rd June 2026
14AQI (US)
14AQI (US)
24th June 2026
14AQI (US)
14AQI (US)
25th June 2026
18AQI (US)
18AQI (US)
26th June 2026
13AQI (US)
13AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
17AQI (US)
17AQI (US)
29th June 2026
16AQI (US)
16AQI (US)
30th June 2026
20AQI (US)
20AQI (US)
1st July 2026
23AQI (US)
23AQI (US)
2nd July 2026
21AQI (US)
21AQI (US)
3rd July 2026
14AQI (US)
14AQI (US)
4th July 2026
14AQI (US)
14AQI (US)
5th July 2026
25AQI (US)
25AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
18AQI (US)
18AQI (US)
8th July 2026
15AQI (US)
15AQI (US)
9th July 2026
14AQI (US)
14AQI (US)
10th July 2026
20AQI (US)
20AQI (US)
11th July 2026
12AQI (US)
12AQI (US)
12th July 2026
15AQI (US)
15AQI (US)
13th July 2026
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
37AQI (US)
33AQI (US)
23AQI (US)
22AQI (US)
29AQI (US)
17AQI (US)
18AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202626AQI (US)
25
6
28
31
28
28
2
30
12
182
8
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
June17AQI (US)
202533AQI (US)
6
30
31
28
2
30
1
30
1
28
2
29
2
25
5
24
7
261
20
Highest AQI (US) recorded in
December41AQI (US)
Lowest AQI (US) recorded in
March21AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2025(Avg.)
33AQI (US)Least Polluted Year Recorded
2026(Avg.)
26AQI (US)UCD Campus's annual 2026 AQI (US) (26) shows an average percentage change of -21.2% (improved AQI (US)) compared to previous years: 2025 (33).
