Roberto Court, San Luis Obispo, 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
Roberto Court, San Luis Obispo, California, United States
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Jul 2025
53AQILowest AQI recorded on
4th Jul 2026
12AQISame Day Analysis (17th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 48 of Good air quality on the same day.
Day & Night AQI Trend: 16th Jul - 17th Jul 2026
Roberto Court, San Luis Obispo, California, United States
AQI
Day
Night
.
5 AM16th Jul 2026
8 PM
4 AM17th Jul 2026
Day time
Avg. Highest Time
4PM16th Jul
52AQI
Avg. Lowest Time
7AM16th Jul
29AQI
Night time
Avg. Highest Time
4AM17th Jul
51AQI
Avg. Lowest Time
5AM16th Jul
30AQI
In the last 24 hours,
Roberto Court's AQI reached its highest point of 52 at 4 PM during the Day, while the lowest point, 29, was recorded at 7 AM during the Day between 16th Jul and 17th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Roberto Court, San Luis Obispo, California, United States
JunJul
18th - 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 - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
18th Jun 2026165 AMAQI
18th Jun 2026146 AMAQI
18th Jun 2026277 AMAQI
18th Jun 2026148 AMAQI
18th Jun 2026299 AMAQI
18th Jun 20263110 AMAQI
18th Jun 20262011 AMAQI
18th Jun 20261712 PMAQI
18th Jun 2026171 PMAQI
18th Jun 2026172 PMAQI
18th Jun 2026173 PMAQI
18th Jun 2026124 PMAQI
18th Jun 2026195 PMAQI
18th Jun 2026206 PMAQI
18th Jun 2026167 PMAQI
18th Jun 2026118 PMAQI
18th Jun 2026109 PMAQI
18th Jun 20262810 PMAQI
18th Jun 20262911 PMAQI
19th Jun 20262412 AMAQI
19th Jun 2026241 AMAQI
19th Jun 2026242 AMAQI
19th Jun 2026203 AMAQI
19th Jun 2026214 AMAQI
16°C14/18°C
19th Jun 2026205 AMAQI
19th Jun 2026216 AMAQI
19th Jun 2026247 AMAQI
19th Jun 2026268 AMAQI
19th Jun 2026289 AMAQI
19th Jun 20262610 AMAQI
19th Jun 20262611 AMAQI
19th Jun 20262512 PMAQI
19th Jun 2026241 PMAQI
19th Jun 2026122 PMAQI
19th Jun 2026123 PMAQI
19th Jun 2026134 PMAQI
19th Jun 2026155 PMAQI
19th Jun 2026156 PMAQI
19th Jun 2026117 PMAQI
19th Jun 2026128 PMAQI
19th Jun 2026139 PMAQI
19th Jun 20261010 PMAQI
19th Jun 20261011 PMAQI
20th Jun 20261212 AMAQI
20th Jun 2026111 AMAQI
20th Jun 2026102 AMAQI
20th Jun 2026103 AMAQI
20th Jun 2026104 AMAQI
17°C14/20°C
20th Jun 2026105 AMAQI
20th Jun 2026106 AMAQI
20th Jun 202697 AMAQI
20th Jun 2026128 AMAQI
20th Jun 2026109 AMAQI
20th Jun 20261410 AMAQI
20th Jun 20262011 AMAQI
20th Jun 20262012 PMAQI
20th Jun 2026161 PMAQI
20th Jun 2026192 PMAQI
20th Jun 2026143 PMAQI
20th Jun 2026164 PMAQI
20th Jun 2026145 PMAQI
20th Jun 2026146 PMAQI
20th Jun 2026147 PMAQI
20th Jun 2026148 PMAQI
20th Jun 2026129 PMAQI
20th Jun 20261110 PMAQI
20th Jun 20261311 PMAQI
21st Jun 20261412 AMAQI
21st Jun 2026141 AMAQI
21st Jun 2026122 AMAQI
21st Jun 2026123 AMAQI
21st Jun 2026104 AMAQI
17°C11/23°C
21st Jun 2026105 AMAQI
21st Jun 2026126 AMAQI
21st Jun 2026127 AMAQI
21st Jun 2026138 AMAQI
21st Jun 2026149 AMAQI
21st Jun 20261410 AMAQI
21st Jun 20261411 AMAQI
21st Jun 20261212 PMAQI
21st Jun 2026141 PMAQI
21st Jun 2026162 PMAQI
21st Jun 2026173 PMAQI
21st Jun 2026194 PMAQI
21st Jun 2026195 PMAQI
21st Jun 2026166 PMAQI
21st Jun 2026187 PMAQI
21st Jun 2026118 PMAQI
21st Jun 2026109 PMAQI
21st Jun 20261210 PMAQI
21st Jun 20261211 PMAQI
22nd Jun 20261212 AMAQI
22nd Jun 2026121 AMAQI
22nd Jun 2026122 AMAQI
22nd Jun 2026143 AMAQI
22nd Jun 2026154 AMAQI
17°C12/24°C
22nd Jun 2026165 AMAQI
22nd Jun 2026146 AMAQI
22nd Jun 2026147 AMAQI
22nd Jun 2026148 AMAQI
22nd Jun 2026149 AMAQI
22nd Jun 20261310 AMAQI
22nd Jun 20261411 AMAQI
22nd Jun 20261212 PMAQI
22nd Jun 2026141 PMAQI
22nd Jun 2026142 PMAQI
22nd Jun 2026123 PMAQI
22nd Jun 2026134 PMAQI
22nd Jun 2026145 PMAQI
22nd Jun 2026146 PMAQI
22nd Jun 2026167 PMAQI
22nd Jun 2026148 PMAQI
22nd Jun 2026159 PMAQI
22nd Jun 20261810 PMAQI
22nd Jun 20261811 PMAQI
23rd Jun 20261612 AMAQI
23rd Jun 2026171 AMAQI
23rd Jun 2026172 AMAQI
23rd Jun 2026163 AMAQI
23rd Jun 2026154 AMAQI
17°C13/24°C
23rd Jun 2026175 AMAQI
23rd Jun 2026166 AMAQI
23rd Jun 2026167 AMAQI
23rd Jun 2026168 AMAQI
23rd Jun 2026169 AMAQI
23rd Jun 20261210 AMAQI
23rd Jun 20261211 AMAQI
23rd Jun 20261312 PMAQI
23rd Jun 2026181 PMAQI
23rd Jun 2026192 PMAQI
23rd Jun 2026183 PMAQI
23rd Jun 2026184 PMAQI
23rd Jun 2026155 PMAQI
23rd Jun 2026136 PMAQI
23rd Jun 2026117 PMAQI
23rd Jun 2026128 PMAQI
23rd Jun 2026129 PMAQI
23rd Jun 20261210 PMAQI
23rd Jun 20261211 PMAQI
24th Jun 20261212 AMAQI
24th Jun 2026141 AMAQI
24th Jun 2026122 AMAQI
24th Jun 2026143 AMAQI
24th Jun 2026144 AMAQI
17°C12/24°C
24th Jun 2026135 AMAQI
24th Jun 2026166 AMAQI
24th Jun 2026137 AMAQI
24th Jun 2026148 AMAQI
24th Jun 2026139 AMAQI
24th Jun 20261410 AMAQI
24th Jun 20261411 AMAQI
24th Jun 20261112 PMAQI
24th Jun 2026121 PMAQI
24th Jun 2026122 PMAQI
24th Jun 2026123 PMAQI
24th Jun 2026144 PMAQI
24th Jun 2026125 PMAQI
24th Jun 2026126 PMAQI
24th Jun 2026107 PMAQI
24th Jun 2026108 PMAQI
24th Jun 2026129 PMAQI
24th Jun 20261310 PMAQI
24th Jun 20261411 PMAQI
25th Jun 20261212 AMAQI
25th Jun 2026101 AMAQI
25th Jun 2026142 AMAQI
25th Jun 202693 AMAQI
25th Jun 2026164 AMAQI
17°C13/24°C
25th Jun 2026105 AMAQI
25th Jun 2026106 AMAQI
25th Jun 2026117 AMAQI
25th Jun 2026128 AMAQI
25th Jun 2026149 AMAQI
25th Jun 20261910 AMAQI
25th Jun 20261611 AMAQI
25th Jun 20262312 PMAQI
25th Jun 2026141 PMAQI
25th Jun 2026162 PMAQI
25th Jun 2026143 PMAQI
25th Jun 2026164 PMAQI
25th Jun 2026145 PMAQI
25th Jun 2026286 PMAQI
25th Jun 2026107 PMAQI
25th Jun 2026118 PMAQI
25th Jun 2026259 PMAQI
25th Jun 20262510 PMAQI
25th Jun 20261411 PMAQI
26th Jun 20261012 AMAQI
26th Jun 2026101 AMAQI
26th Jun 202682 AMAQI
26th Jun 2026103 AMAQI
26th Jun 2026104 AMAQI
16°C12/22°C
26th Jun 2026105 AMAQI
26th Jun 2026126 AMAQI
26th Jun 2026127 AMAQI
26th Jun 2026128 AMAQI
26th Jun 2026149 AMAQI
26th Jun 20261610 AMAQI
26th Jun 20261611 AMAQI
26th Jun 20261612 PMAQI
26th Jun 2026151 PMAQI
26th Jun 2026142 PMAQI
26th Jun 2026143 PMAQI
26th Jun 2026144 PMAQI
26th Jun 2026165 PMAQI
26th Jun 2026166 PMAQI
26th Jun 2026237 PMAQI
26th Jun 2026178 PMAQI
26th Jun 2026149 PMAQI
26th Jun 20262010 PMAQI
26th Jun 20261511 PMAQI
27th Jun 20261512 AMAQI
27th Jun 2026121 AMAQI
27th Jun 2026122 AMAQI
27th Jun 2026133 AMAQI
27th Jun 2026124 AMAQI
16°C13/22°C
27th Jun 2026175 AMAQI
27th Jun 2026306 AMAQI
27th Jun 2026327 AMAQI
27th Jun 2026198 AMAQI
27th Jun 2026109 AMAQI
27th Jun 20263110 AMAQI
27th Jun 20261111 AMAQI
27th Jun 20263212 PMAQI
27th Jun 2026141 PMAQI
27th Jun 2026542 PMAQI
27th Jun 2026753 PMAQI
27th Jun 2026684 PMAQI
27th Jun 2026655 PMAQI
27th Jun 2026626 PMAQI
27th Jun 2026197 PMAQI
27th Jun 2026228 PMAQI
27th Jun 2026229 PMAQI
27th Jun 20262010 PMAQI
27th Jun 20261811 PMAQI
28th Jun 20261812 AMAQI
28th Jun 2026171 AMAQI
28th Jun 2026162 AMAQI
28th Jun 2026183 AMAQI
28th Jun 2026164 AMAQI
17°C13/22°C
28th Jun 2026145 AMAQI
28th Jun 2026126 AMAQI
28th Jun 2026127 AMAQI
28th Jun 2026188 AMAQI
28th Jun 2026209 AMAQI
28th Jun 20261210 AMAQI
28th Jun 20261411 AMAQI
28th Jun 20261412 PMAQI
28th Jun 2026191 PMAQI
28th Jun 2026192 PMAQI
28th Jun 2026213 PMAQI
28th Jun 2026254 PMAQI
28th Jun 2026275 PMAQI
28th Jun 2026226 PMAQI
28th Jun 2026247 PMAQI
28th Jun 2026248 PMAQI
28th Jun 2026229 PMAQI
28th Jun 20262610 PMAQI
28th Jun 20262911 PMAQI
29th Jun 20263212 AMAQI
29th Jun 2026311 AMAQI
29th Jun 2026262 AMAQI
29th Jun 2026283 AMAQI
29th Jun 2026254 AMAQI
16°C11/24°C
29th Jun 2026225 AMAQI
29th Jun 2026206 AMAQI
29th Jun 2026287 AMAQI
29th Jun 2026288 AMAQI
29th Jun 2026269 AMAQI
29th Jun 20262210 AMAQI
29th Jun 20261911 AMAQI
29th Jun 20261812 PMAQI
29th Jun 2026181 PMAQI
29th Jun 2026232 PMAQI
29th Jun 2026213 PMAQI
29th Jun 2026184 PMAQI
29th Jun 2026165 PMAQI
29th Jun 2026116 PMAQI
29th Jun 2026107 PMAQI
29th Jun 2026108 PMAQI
29th Jun 2026119 PMAQI
29th Jun 20261210 PMAQI
29th Jun 20261211 PMAQI
30th Jun 20261012 AMAQI
30th Jun 2026101 AMAQI
30th Jun 2026102 AMAQI
30th Jun 2026123 AMAQI
30th Jun 2026124 AMAQI
16°C11/21°C
30th Jun 2026125 AMAQI
30th Jun 2026116 AMAQI
30th Jun 2026157 AMAQI
30th Jun 2026198 AMAQI
30th Jun 2026129 AMAQI
30th Jun 20261110 AMAQI
30th Jun 20261211 AMAQI
30th Jun 20261112 PMAQI
30th Jun 2026121 PMAQI
30th Jun 2026112 PMAQI
30th Jun 2026123 PMAQI
30th Jun 2026104 PMAQI
30th Jun 2026145 PMAQI
30th Jun 2026166 PMAQI
30th Jun 2026157 PMAQI
30th Jun 2026148 PMAQI
30th Jun 2026149 PMAQI
30th Jun 20261410 PMAQI
30th Jun 20261411 PMAQI
1st Jul 20261412 AMAQI
1st Jul 2026141 AMAQI
1st Jul 2026122 AMAQI
1st Jul 2026143 AMAQI
1st Jul 2026124 AMAQI
16°C13/23°C
1st Jul 2026105 AMAQI
1st Jul 2026166 AMAQI
1st Jul 2026147 AMAQI
1st Jul 2026198 AMAQI
1st Jul 2026129 AMAQI
1st Jul 20261310 AMAQI
1st Jul 20261111 AMAQI
1st Jul 20261212 PMAQI
1st Jul 2026101 PMAQI
1st Jul 2026102 PMAQI
1st Jul 2026133 PMAQI
1st Jul 2026144 PMAQI
1st Jul 2026125 PMAQI
1st Jul 2026126 PMAQI
1st Jul 2026167 PMAQI
1st Jul 2026228 PMAQI
1st Jul 2026239 PMAQI
1st Jul 20262010 PMAQI
1st Jul 20261711 PMAQI
2nd Jul 20261712 AMAQI
2nd Jul 2026171 AMAQI
2nd Jul 2026122 AMAQI
2nd Jul 2026123 AMAQI
2nd Jul 2026124 AMAQI
16°C12/21°C
2nd Jul 2026125 AMAQI
2nd Jul 2026126 AMAQI
2nd Jul 2026127 AMAQI
2nd Jul 2026138 AMAQI
2nd Jul 2026129 AMAQI
2nd Jul 20261010 AMAQI
2nd Jul 20261511 AMAQI
2nd Jul 20261312 PMAQI
2nd Jul 2026181 PMAQI
2nd Jul 2026192 PMAQI
2nd Jul 2026203 PMAQI
2nd Jul 2026224 PMAQI
2nd Jul 2026205 PMAQI
2nd Jul 2026186 PMAQI
2nd Jul 2026187 PMAQI
2nd Jul 2026188 PMAQI
2nd Jul 2026179 PMAQI
2nd Jul 20261810 PMAQI
2nd Jul 20261511 PMAQI
3rd Jul 20261412 AMAQI
3rd Jul 2026141 AMAQI
3rd Jul 2026142 AMAQI
3rd Jul 2026133 AMAQI
3rd Jul 2026124 AMAQI
16°C12/22°C
3rd Jul 2026135 AMAQI
3rd Jul 2026136 AMAQI
3rd Jul 2026157 AMAQI
3rd Jul 2026168 AMAQI
3rd Jul 2026149 AMAQI
3rd Jul 20261410 AMAQI
3rd Jul 20261411 AMAQI
3rd Jul 20261412 PMAQI
3rd Jul 2026161 PMAQI
3rd Jul 2026202 PMAQI
3rd Jul 2026183 PMAQI
3rd Jul 2026174 PMAQI
3rd Jul 2026185 PMAQI
3rd Jul 2026186 PMAQI
3rd Jul 2026207 PMAQI
3rd Jul 2026168 PMAQI
3rd Jul 2026169 PMAQI
3rd Jul 20261510 PMAQI
3rd Jul 20261611 PMAQI
4th Jul 20261812 AMAQI
4th Jul 2026141 AMAQI
4th Jul 2026142 AMAQI
4th Jul 2026113 AMAQI
4th Jul 2026124 AMAQI
17°C10/24°C
4th Jul 2026105 AMAQI
4th Jul 2026106 AMAQI
4th Jul 2026107 AMAQI
4th Jul 2026128 AMAQI
4th Jul 2026119 AMAQI
4th Jul 20261210 AMAQI
4th Jul 20261211 AMAQI
4th Jul 20261212 PMAQI
4th Jul 2026151 PMAQI
4th Jul 2026102 PMAQI
4th Jul 2026123 PMAQI
4th Jul 2026124 PMAQI
4th Jul 2026125 PMAQI
4th Jul 2026106 PMAQI
4th Jul 2026107 PMAQI
4th Jul 2026158 PMAQI
4th Jul 2026149 PMAQI
4th Jul 20261010 PMAQI
4th Jul 20261011 PMAQI
5th Jul 20261212 AMAQI
5th Jul 2026171 AMAQI
5th Jul 2026142 AMAQI
5th Jul 2026143 AMAQI
5th Jul 2026124 AMAQI
18°C12/26°C
5th Jul 2026125 AMAQI
5th Jul 2026116 AMAQI
5th Jul 2026117 AMAQI
5th Jul 202688 AMAQI
5th Jul 2026129 AMAQI
5th Jul 20261010 AMAQI
5th Jul 20261011 AMAQI
5th Jul 20261012 PMAQI
5th Jul 2026141 PMAQI
5th Jul 2026262 PMAQI
5th Jul 2026243 PMAQI
5th Jul 2026184 PMAQI
5th Jul 2026185 PMAQI
5th Jul 2026166 PMAQI
5th Jul 2026137 PMAQI
5th Jul 2026108 PMAQI
5th Jul 202699 PMAQI
5th Jul 2026810 PMAQI
5th Jul 2026811 PMAQI
6th Jul 2026912 AMAQI
6th Jul 202691 AMAQI
6th Jul 202692 AMAQI
6th Jul 202693 AMAQI
6th Jul 202684 AMAQI
18°C14/24°C
6th Jul 2026295 AMAQI
6th Jul 2026306 AMAQI
6th Jul 202697 AMAQI
6th Jul 2026108 AMAQI
6th Jul 2026109 AMAQI
6th Jul 2026910 AMAQI
6th Jul 20261411 AMAQI
6th Jul 20261212 PMAQI
6th Jul 2026101 PMAQI
6th Jul 2026112 PMAQI
6th Jul 2026143 PMAQI
6th Jul 2026144 PMAQI
6th Jul 2026125 PMAQI
6th Jul 2026136 PMAQI
6th Jul 2026187 PMAQI
6th Jul 2026148 PMAQI
6th Jul 2026129 PMAQI
6th Jul 20261010 PMAQI
6th Jul 20261011 PMAQI
7th Jul 20261212 AMAQI
7th Jul 2026121 AMAQI
7th Jul 2026102 AMAQI
7th Jul 2026103 AMAQI
7th Jul 2026104 AMAQI
17°C13/23°C
7th Jul 2026105 AMAQI
7th Jul 2026106 AMAQI
7th Jul 2026107 AMAQI
7th Jul 2026128 AMAQI
7th Jul 2026139 AMAQI
7th Jul 20261210 AMAQI
7th Jul 20261011 AMAQI
7th Jul 20261212 PMAQI
7th Jul 2026171 PMAQI
7th Jul 2026202 PMAQI
7th Jul 2026203 PMAQI
7th Jul 2026214 PMAQI
7th Jul 2026225 PMAQI
7th Jul 2026246 PMAQI
7th Jul 2026227 PMAQI
7th Jul 2026208 PMAQI
7th Jul 2026209 PMAQI
7th Jul 20262010 PMAQI
7th Jul 20262211 PMAQI
8th Jul 20262112 AMAQI
8th Jul 2026181 AMAQI
8th Jul 2026182 AMAQI
8th Jul 2026183 AMAQI
8th Jul 2026194 AMAQI
17°C13/23°C
8th Jul 2026245 AMAQI
8th Jul 2026226 AMAQI
8th Jul 2026247 AMAQI
8th Jul 2026228 AMAQI
8th Jul 2026199 AMAQI
8th Jul 20262010 AMAQI
8th Jul 20261811 AMAQI
8th Jul 20261912 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026262 PMAQI
8th Jul 2026283 PMAQI
8th Jul 2026274 PMAQI
8th Jul 2026265 PMAQI
8th Jul 2026316 PMAQI
8th Jul 2026327 PMAQI
8th Jul 2026288 PMAQI
8th Jul 2026329 PMAQI
8th Jul 20263210 PMAQI
8th Jul 20262811 PMAQI
9th Jul 20262412 AMAQI
9th Jul 2026211 AMAQI
9th Jul 2026192 AMAQI
9th Jul 2026173 AMAQI
9th Jul 2026184 AMAQI
18°C12/30°C
9th Jul 2026155 AMAQI
9th Jul 2026126 AMAQI
9th Jul 202697 AMAQI
9th Jul 2026128 AMAQI
9th Jul 202689 AMAQI
9th Jul 20261310 AMAQI
9th Jul 20261511 AMAQI
9th Jul 20261712 PMAQI
9th Jul 2026121 PMAQI
9th Jul 2026172 PMAQI
9th Jul 2026253 PMAQI
9th Jul 2026214 PMAQI
9th Jul 2026205 PMAQI
9th Jul 2026266 PMAQI
9th Jul 2026317 PMAQI
9th Jul 2026308 PMAQI
9th Jul 2026349 PMAQI
9th Jul 20263410 PMAQI
9th Jul 20263211 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026202 AMAQI
10th Jul 2026183 AMAQI
10th Jul 2026184 AMAQI
19°C13/29°C
10th Jul 2026165 AMAQI
10th Jul 2026136 AMAQI
10th Jul 2026117 AMAQI
10th Jul 2026128 AMAQI
10th Jul 2026109 AMAQI
10th Jul 20261110 AMAQI
10th Jul 20261211 AMAQI
10th Jul 20261212 PMAQI
10th Jul 2026141 PMAQI
10th Jul 2026132 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026224 PMAQI
10th Jul 2026205 PMAQI
10th Jul 2026246 PMAQI
10th Jul 2026267 PMAQI
10th Jul 2026328 PMAQI
10th Jul 2026359 PMAQI
10th Jul 20263410 PMAQI
10th Jul 20263211 PMAQI
11th Jul 20262812 AMAQI
11th Jul 2026261 AMAQI
11th Jul 2026262 AMAQI
11th Jul 2026263 AMAQI
11th Jul 2026304 AMAQI
18°C10/29°C
11th Jul 2026205 AMAQI
11th Jul 2026166 AMAQI
11th Jul 2026147 AMAQI
11th Jul 2026148 AMAQI
11th Jul 2026159 AMAQI
11th Jul 20261310 AMAQI
11th Jul 20261411 AMAQI
11th Jul 20261812 PMAQI
11th Jul 2026141 PMAQI
11th Jul 2026182 PMAQI
11th Jul 2026133 PMAQI
11th Jul 2026164 PMAQI
11th Jul 2026165 PMAQI
11th Jul 2026146 PMAQI
11th Jul 2026127 PMAQI
11th Jul 2026138 PMAQI
11th Jul 2026159 PMAQI
11th Jul 20261010 PMAQI
11th Jul 20261611 PMAQI
12th Jul 20261612 AMAQI
12th Jul 2026101 AMAQI
12th Jul 2026202 AMAQI
12th Jul 2026193 AMAQI
12th Jul 2026174 AMAQI
18°C11/24°C
12th Jul 2026165 AMAQI
12th Jul 2026146 AMAQI
12th Jul 2026107 AMAQI
12th Jul 202698 AMAQI
12th Jul 2026109 AMAQI
12th Jul 20261010 AMAQI
12th Jul 20261511 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026121 PMAQI
12th Jul 2026122 PMAQI
12th Jul 2026123 PMAQI
12th Jul 2026164 PMAQI
12th Jul 2026205 PMAQI
12th Jul 2026206 PMAQI
12th Jul 2026277 PMAQI
12th Jul 2026248 PMAQI
12th Jul 2026229 PMAQI
12th Jul 20262310 PMAQI
12th Jul 20261911 PMAQI
13th Jul 20261612 AMAQI
13th Jul 2026161 AMAQI
13th Jul 2026162 AMAQI
13th Jul 2026173 AMAQI
13th Jul 2026144 AMAQI
21°C15/31°C
13th Jul 2026155 AMAQI
13th Jul 2026146 AMAQI
13th Jul 2026167 AMAQI
13th Jul 2026188 AMAQI
13th Jul 2026189 AMAQI
13th Jul 20261910 AMAQI
13th Jul 20261811 AMAQI
13th Jul 20261412 PMAQI
13th Jul 2026181 PMAQI
13th Jul 2026152 PMAQI
13th Jul 2026183 PMAQI
13th Jul 2026174 PMAQI
13th Jul 2026185 PMAQI
13th Jul 2026186 PMAQI
13th Jul 2026207 PMAQI
13th Jul 2026288 PMAQI
13th Jul 2026249 PMAQI
13th Jul 20262210 PMAQI
13th Jul 20261811 PMAQI
14th Jul 20261812 AMAQI
14th Jul 2026181 AMAQI
14th Jul 2026192 AMAQI
14th Jul 2026183 AMAQI
14th Jul 2026184 AMAQI
22°C14/32°C
14th Jul 2026185 AMAQI
14th Jul 2026246 AMAQI
14th Jul 2026247 AMAQI
14th Jul 2026248 AMAQI
14th Jul 2026229 AMAQI
14th Jul 20262410 AMAQI
14th Jul 20262011 AMAQI
14th Jul 20261812 PMAQI
14th Jul 2026161 PMAQI
14th Jul 2026172 PMAQI
14th Jul 2026183 PMAQI
14th Jul 2026164 PMAQI
14th Jul 2026175 PMAQI
14th Jul 2026176 PMAQI
14th Jul 2026177 PMAQI
14th Jul 2026158 PMAQI
14th Jul 2026179 PMAQI
14th Jul 20261610 PMAQI
14th Jul 20262011 PMAQI
15th Jul 20261812 AMAQI
15th Jul 2026181 AMAQI
15th Jul 2026162 AMAQI
15th Jul 2026203 AMAQI
15th Jul 2026194 AMAQI
23°C16/32°C
15th Jul 2026225 AMAQI
15th Jul 2026256 AMAQI
15th Jul 2026247 AMAQI
15th Jul 2026278 AMAQI
15th Jul 2026269 AMAQI
15th Jul 20262110 AMAQI
15th Jul 20262311 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026241 PMAQI
15th Jul 2026312 PMAQI
15th Jul 2026373 PMAQI
15th Jul 2026364 PMAQI
15th Jul 2026385 PMAQI
15th Jul 2026386 PMAQI
15th Jul 2026427 PMAQI
15th Jul 2026468 PMAQI
15th Jul 2026449 PMAQI
15th Jul 20264410 PMAQI
15th Jul 20264011 PMAQI
16th Jul 20263512 AMAQI
16th Jul 2026341 AMAQI
16th Jul 2026322 AMAQI
16th Jul 2026323 AMAQI
16th Jul 2026314 AMAQI
23°C14/35°C
16th Jul 2026305 AMAQI
16th Jul 2026346 AMAQI
16th Jul 2026297 AMAQI
16th Jul 2026328 AMAQI
16th Jul 2026339 AMAQI
16th Jul 20263210 AMAQI
16th Jul 20263211 AMAQI
16th Jul 20263512 PMAQI
16th Jul 2026411 PMAQI
16th Jul 2026442 PMAQI
16th Jul 2026483 PMAQI
16th Jul 2026524 PMAQI
16th Jul 2026505 PMAQI
16th Jul 2026496 PMAQI
16th Jul 2026467 PMAQI
16th Jul 2026428 PMAQI
16th Jul 2026489 PMAQI
16th Jul 20264610 PMAQI
16th Jul 20263911 PMAQI
17th Jul 20263412 AMAQI
17th Jul 2026321 AMAQI
17th Jul 2026502 AMAQI
17th Jul 2026483 AMAQI
17th Jul 2026514 AMAQI
21°C13/33°C
17th Jul 2026505 AMAQI
5 AM17th Jul 2026426 AMAQI
17th Jul 2026427 AMAQI
17th Jul 2026448 AMAQI
17th Jul 2026449 AMAQI
17th Jul 20264610 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20265012 PMAQI
12 PM17th Jul 2026501 PMAQI
17th Jul 2026462 PMAQI
17th Jul 2026533 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026425 PMAQI
17th Jul 2026466 PMAQI
17th Jul 2026567 PMAQI
17th Jul 2026528 PMAQI
8 PM17th Jul 2026649 PMAQI
17th Jul 20265710 PMAQI
17th Jul 20265311 PMAQI
12 AM
4 AM
18°C12/28°C
Day time
Avg. Highest Time
3 PM
22AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 11 AM
17AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 3 PM (Avg. 22), while the lowest AQI was between 5 AM to 11 AM (Avg. 17).
Night time
Avg. Highest Time
9 PM - 10 PM
21AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
1 AM - 4 AM
17AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 10 PM (Avg. 21), while the lowest AQI was between 1 AM to 4 AM (Avg. 17).
2026 Days Vs Air Quality
Roberto Court, San Luis Obispo, California, United States
2026
98%
191
2%
4
Total number of days with different AQI categories in last 198 days in 2026 (167 days remaining)
Good
191 DaysModerate
4 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2026, 98% of 198 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
Roberto Court, San Luis Obispo, 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
23AQI (US)
23AQI (US)
2nd January 2026
18AQI (US)
18AQI (US)
3rd January 2026
18AQI (US)
18AQI (US)
4th January 2026
15AQI (US)
15AQI (US)
5th January 2026
23AQI (US)
23AQI (US)
6th January 2026
20AQI (US)
20AQI (US)
7th January 2026
21AQI (US)
21AQI (US)
8th January 2026
20AQI (US)
20AQI (US)
9th January 2026
21AQI (US)
21AQI (US)
10th January 2026
23AQI (US)
23AQI (US)
11th January 2026
24AQI (US)
24AQI (US)
12th January 2026
24AQI (US)
24AQI (US)
13th January 2026
26AQI (US)
26AQI (US)
14th January 2026
30AQI (US)
30AQI (US)
15th January 2026
30AQI (US)
30AQI (US)
16th January 2026
31AQI (US)
31AQI (US)
17th January 2026
26AQI (US)
26AQI (US)
18th January 2026
23AQI (US)
23AQI (US)
19th January 2026
22AQI (US)
22AQI (US)
20th January 2026
28AQI (US)
28AQI (US)
21st January 2026
23AQI (US)
23AQI (US)
22nd January 2026
29AQI (US)
29AQI (US)
23rd January 2026
27AQI (US)
27AQI (US)
24th January 2026
26AQI (US)
26AQI (US)
25th January 2026
26AQI (US)
26AQI (US)
26th January 2026
29AQI (US)
29AQI (US)
27th January 2026
24AQI (US)
24AQI (US)
28th January 2026
25AQI (US)
25AQI (US)
29th January 2026
35AQI (US)
35AQI (US)
30th January 2026
44AQI (US)
44AQI (US)
31st January 2026
28AQI (US)
28AQI (US)
1st February 2026
38AQI (US)
38AQI (US)
2nd February 2026
33AQI (US)
33AQI (US)
3rd February 2026
30AQI (US)
30AQI (US)
4th February 2026
27AQI (US)
27AQI (US)
5th February 2026
31AQI (US)
31AQI (US)
6th February 2026
35AQI (US)
35AQI (US)
7th February 2026
30AQI (US)
30AQI (US)
8th February 2026
26AQI (US)
26AQI (US)
9th February 2026
27AQI (US)
27AQI (US)
10th February 2026
27AQI (US)
27AQI (US)
11th February 2026
24AQI (US)
24AQI (US)
12th February 2026
25AQI (US)
25AQI (US)
13th February 2026
27AQI (US)
27AQI (US)
14th February 2026
27AQI (US)
27AQI (US)
15th February 2026
27AQI (US)
27AQI (US)
16th February 2026
28AQI (US)
28AQI (US)
17th February 2026
29AQI (US)
29AQI (US)
18th February 2026
32AQI (US)
32AQI (US)
19th February 2026
28AQI (US)
28AQI (US)
20th February 2026
24AQI (US)
24AQI (US)
21st February 2026
23AQI (US)
23AQI (US)
22nd February 2026
27AQI (US)
27AQI (US)
23rd February 2026
25AQI (US)
25AQI (US)
24th February 2026
23AQI (US)
23AQI (US)
25th February 2026
30AQI (US)
30AQI (US)
26th February 2026
17AQI (US)
17AQI (US)
27th February 2026
18AQI (US)
18AQI (US)
28th February 2026
19AQI (US)
19AQI (US)
1st March 2026
27AQI (US)
27AQI (US)
2nd March 2026
46AQI (US)
46AQI (US)
3rd March 2026
23AQI (US)
23AQI (US)
4th March 2026
30AQI (US)
30AQI (US)
5th March 2026
26AQI (US)
26AQI (US)
6th March 2026
18AQI (US)
18AQI (US)
7th March 2026
21AQI (US)
21AQI (US)
8th March 2026
20AQI (US)
20AQI (US)
9th March 2026
16AQI (US)
16AQI (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
24AQI (US)
24AQI (US)
15th March 2026
21AQI (US)
21AQI (US)
16th March 2026
20AQI (US)
20AQI (US)
17th March 2026
22AQI (US)
22AQI (US)
18th March 2026
19AQI (US)
19AQI (US)
19th March 2026
25AQI (US)
25AQI (US)
20th March 2026
27AQI (US)
27AQI (US)
21st March 2026
19AQI (US)
19AQI (US)
22nd March 2026
26AQI (US)
26AQI (US)
23rd March 2026
26AQI (US)
26AQI (US)
24th March 2026
26AQI (US)
26AQI (US)
25th March 2026
21AQI (US)
21AQI (US)
26th March 2026
23AQI (US)
23AQI (US)
27th March 2026
24AQI (US)
24AQI (US)
28th March 2026
15AQI (US)
15AQI (US)
29th March 2026
14AQI (US)
14AQI (US)
30th March 2026
19AQI (US)
19AQI (US)
31st March 2026
18AQI (US)
18AQI (US)
1st April 2026
20AQI (US)
20AQI (US)
2nd April 2026
25AQI (US)
25AQI (US)
3rd April 2026
17AQI (US)
17AQI (US)
4th April 2026
26AQI (US)
26AQI (US)
5th April 2026
25AQI (US)
25AQI (US)
6th April 2026
29AQI (US)
29AQI (US)
7th April 2026
24AQI (US)
24AQI (US)
8th April 2026
28AQI (US)
28AQI (US)
9th April 2026
22AQI (US)
22AQI (US)
10th April 2026
29AQI (US)
29AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
20AQI (US)
20AQI (US)
13th April 2026
23AQI (US)
23AQI (US)
14th April 2026
22AQI (US)
22AQI (US)
15th April 2026
21AQI (US)
21AQI (US)
16th April 2026
22AQI (US)
22AQI (US)
17th April 2026
18th April 2026
20AQI (US)
20AQI (US)
19th April 2026
22AQI (US)
22AQI (US)
20th April 2026
16AQI (US)
16AQI (US)
21st April 2026
18AQI (US)
18AQI (US)
22nd April 2026
23rd April 2026
24AQI (US)
24AQI (US)
24th April 2026
18AQI (US)
18AQI (US)
25th April 2026
17AQI (US)
17AQI (US)
26th April 2026
16AQI (US)
16AQI (US)
27th April 2026
16AQI (US)
16AQI (US)
28th April 2026
21AQI (US)
21AQI (US)
29th April 2026
20AQI (US)
20AQI (US)
30th April 2026
24AQI (US)
24AQI (US)
1st May 2026
20AQI (US)
20AQI (US)
2nd May 2026
16AQI (US)
16AQI (US)
3rd May 2026
21AQI (US)
21AQI (US)
4th May 2026
22AQI (US)
22AQI (US)
5th May 2026
26AQI (US)
26AQI (US)
6th May 2026
29AQI (US)
29AQI (US)
7th May 2026
19AQI (US)
19AQI (US)
8th May 2026
22AQI (US)
22AQI (US)
9th May 2026
10th May 2026
20AQI (US)
20AQI (US)
11th May 2026
21AQI (US)
21AQI (US)
12th May 2026
25AQI (US)
25AQI (US)
13th May 2026
24AQI (US)
24AQI (US)
14th May 2026
22AQI (US)
22AQI (US)
15th May 2026
39AQI (US)
39AQI (US)
16th May 2026
51AQI (US)
51AQI (US)
17th May 2026
58AQI (US)
58AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
51AQI (US)
51AQI (US)
20th May 2026
49AQI (US)
49AQI (US)
21st May 2026
37AQI (US)
37AQI (US)
22nd May 2026
45AQI (US)
45AQI (US)
23rd May 2026
46AQI (US)
46AQI (US)
24th May 2026
44AQI (US)
44AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
21AQI (US)
21AQI (US)
27th May 2026
14AQI (US)
14AQI (US)
28th May 2026
17AQI (US)
17AQI (US)
29th May 2026
22AQI (US)
22AQI (US)
30th May 2026
21AQI (US)
21AQI (US)
31st May 2026
26AQI (US)
26AQI (US)
1st June 2026
28AQI (US)
28AQI (US)
2nd June 2026
17AQI (US)
17AQI (US)
3rd June 2026
19AQI (US)
19AQI (US)
4th June 2026
21AQI (US)
21AQI (US)
5th June 2026
24AQI (US)
24AQI (US)
6th June 2026
29AQI (US)
29AQI (US)
7th June 2026
24AQI (US)
24AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
27AQI (US)
27AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
24AQI (US)
24AQI (US)
12th June 2026
15AQI (US)
15AQI (US)
13th June 2026
12AQI (US)
12AQI (US)
14th June 2026
14AQI (US)
14AQI (US)
15th June 2026
16AQI (US)
16AQI (US)
16th June 2026
15AQI (US)
15AQI (US)
17th June 2026
13AQI (US)
13AQI (US)
18th June 2026
17AQI (US)
17AQI (US)
19th June 2026
19AQI (US)
19AQI (US)
20th June 2026
13AQI (US)
13AQI (US)
21st June 2026
14AQI (US)
14AQI (US)
22nd June 2026
14AQI (US)
14AQI (US)
23rd June 2026
15AQI (US)
15AQI (US)
24th June 2026
13AQI (US)
13AQI (US)
25th June 2026
15AQI (US)
15AQI (US)
26th June 2026
14AQI (US)
14AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
19AQI (US)
19AQI (US)
29th June 2026
20AQI (US)
20AQI (US)
30th June 2026
13AQI (US)
13AQI (US)
1st July 2026
14AQI (US)
14AQI (US)
2nd July 2026
16AQI (US)
16AQI (US)
3rd July 2026
15AQI (US)
15AQI (US)
4th July 2026
12AQI (US)
12AQI (US)
5th July 2026
13AQI (US)
13AQI (US)
6th July 2026
13AQI (US)
13AQI (US)
7th July 2026
15AQI (US)
15AQI (US)
8th July 2026
24AQI (US)
24AQI (US)
9th July 2026
20AQI (US)
20AQI (US)
10th July 2026
20AQI (US)
20AQI (US)
11th July 2026
17AQI (US)
17AQI (US)
12th July 2026
16AQI (US)
16AQI (US)
13th July 2026
18AQI (US)
18AQI (US)
14th July 2026
19AQI (US)
19AQI (US)
15th July 2026
29AQI (US)
29AQI (US)
16th July 2026
39AQI (US)
39AQI (US)
17th July 2026
48AQI (US)
48AQI (US)
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
25AQI (US)
27AQI (US)
23AQI (US)
22AQI (US)
31AQI (US)
19AQI (US)
20AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202624AQI (US)
31
28
31
28
26
4
30
17
191
4
Highest AQI (US) recorded in
May31AQI (US)
Lowest AQI (US) recorded in
June19AQI (US)
202530AQI (US)
6
30
31
28
2
30
1
27
4
29
1
31
30
31
273
8
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2025(Avg.)
30AQI (US)Least Polluted Year Recorded
2026(Avg.)
24AQI (US)Roberto Court's annual 2026 AQI (US) (24) shows an average percentage change of -20% (improved AQI (US)) compared to previous years: 2025 (30).
