San Pablo, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
San Pablo, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 48 of Good air quality on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
San Pablo, California, United States
6 AM16th Aug 2026
8 PM
5 AM17th Aug 2026
58AQI
46AQI
54AQI
46AQI
In the last 24 hours,
San Pablo's AQI reached its highest point of 58 at 3 PM during the Day, while the lowest point, 46, was recorded at 5 AM during the Night between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
San Pablo, California, United States
15°C13/20°C
16°C13/24°C
21°C14/29°C
19°C16/22°C
19°C14/29°C
20°C14/30°C
20°C14/30°C
19°C14/28°C
19°C13/29°C
19°C13/29°C
18°C14/28°C
17°C13/24°C
18°C13/27°C
18°C13/26°C
19°C13/25°C
17°C13/23°C
16°C13/20°C
16°C13/21°C
17°C14/24°C
16°C13/21°C
15°C13/20°C
16°C13/22°C
15°C13/20°C
15°C13/20°C
16°C14/20°C
16°C14/19°C
16°C14/19°C
16°C14/20°C
16°C14/22°C
16°C13/21°C
52AQI
42AQI
50AQI
44AQI
2026 Days Vs Air Quality
San Pablo, California, United States
92%
209
8%
17
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 229 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 Pablo, California, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
17AQI (US)
21AQI (US)
28AQI (US)
34AQI (US)
22AQI (US)
18AQI (US)
23AQI (US)
19AQI (US)
16AQI (US)
38AQI (US)
40AQI (US)
46AQI (US)
49AQI (US)
47AQI (US)
64AQI (US)
38AQI (US)
55AQI (US)
55AQI (US)
43AQI (US)
39AQI (US)
51AQI (US)
47AQI (US)
51AQI (US)
46AQI (US)
45AQI (US)
46AQI (US)
43AQI (US)
49AQI (US)
55AQI (US)
52AQI (US)
41AQI (US)
44AQI (US)
48AQI (US)
48AQI (US)
47AQI (US)
46AQI (US)
42AQI (US)
36AQI (US)
47AQI (US)
48AQI (US)
46AQI (US)
46AQI (US)
48AQI (US)
52AQI (US)
51AQI (US)
42AQI (US)
47AQI (US)
49AQI (US)
45AQI (US)
44AQI (US)
43AQI (US)
36AQI (US)
36AQI (US)
40AQI (US)
43AQI (US)
43AQI (US)
34AQI (US)
33AQI (US)
34AQI (US)
41AQI (US)
53AQI (US)
45AQI (US)
45AQI (US)
39AQI (US)
36AQI (US)
36AQI (US)
34AQI (US)
35AQI (US)
33AQI (US)
36AQI (US)
37AQI (US)
36AQI (US)
33AQI (US)
33AQI (US)
35AQI (US)
34AQI (US)
32AQI (US)
33AQI (US)
36AQI (US)
32AQI (US)
32AQI (US)
37AQI (US)
38AQI (US)
33AQI (US)
34AQI (US)
33AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
34AQI (US)
34AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
31AQI (US)
29AQI (US)
37AQI (US)
29AQI (US)
33AQI (US)
35AQI (US)
31AQI (US)
35AQI (US)
35AQI (US)
31AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
21AQI (US)
30AQI (US)
35AQI (US)
33AQI (US)
29AQI (US)
29AQI (US)
33AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
29AQI (US)
44AQI (US)
51AQI (US)
59AQI (US)
52AQI (US)
53AQI (US)
45AQI (US)
40AQI (US)
48AQI (US)
48AQI (US)
42AQI (US)
42AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
30AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
28AQI (US)
31AQI (US)
31AQI (US)
28AQI (US)
29AQI (US)
44AQI (US)
48AQI (US)
44AQI (US)
48AQI (US)
45AQI (US)
45AQI (US)
41AQI (US)
50AQI (US)
46AQI (US)
48AQI (US)
46AQI (US)
46AQI (US)
45AQI (US)
47AQI (US)
56AQI (US)
46AQI (US)
49AQI (US)
58AQI (US)
48AQI (US)
45AQI (US)
49AQI (US)
48AQI (US)
48AQI (US)
47AQI (US)
48AQI (US)
46AQI (US)
46AQI (US)
51AQI (US)
46AQI (US)
43AQI (US)
50AQI (US)
48AQI (US)
40AQI (US)
44AQI (US)
35AQI (US)
31AQI (US)
36AQI (US)
26AQI (US)
37AQI (US)
48AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
October48AQI (US)
Lowest AQI (US) recorded in
July22AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
December47AQI (US)
Lowest AQI (US) recorded in
March21AQI (US)
202340AQI (US)
Highest AQI (US) recorded in
September50AQI (US)
Lowest AQI (US) recorded in
March32AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
December50AQI (US)
Lowest AQI (US) recorded in
March33AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
October32AQI (US)
202043AQI (US)
Highest AQI (US) recorded in
September73AQI (US)
Lowest AQI (US) recorded in
March30AQI (US)
Most & Least Polluted Years Over the Last 7 Years
San Pablo's annual 2026 AQI (US) (36) shows an average percentage change of -7.3% (improved AQI (US)) compared to previous years: 2020 (43), 2021 (39), 2022 (40), 2023 (40), 2024 (37), 2025 (35).