Rio Vista St Francis Way, Rio Vista, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Rio Vista St Francis Way, Rio Vista, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 18 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 14th Jul - 15th Jul 2026
Rio Vista St Francis Way, Rio Vista, California, United States
5 AM14th Jul 2026
8 PM
4 AM15th Jul 2026
22AQI
14AQI
20AQI
14AQI
In the last 24 hours,
Rio Vista St Francis Way's AQI reached its highest point of 22 at 10 AM during the Day, while the lowest point, 14, was recorded at 1 AM during the Night between 14th Jul and 15th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Rio Vista St Francis Way, Rio Vista, California, United States
22°C15/32°C
21°C15/31°C
20°C14/29°C
19°C15/26°C
21°C15/30°C
22°C14/33°C
21°C14/32°C
21°C13/33°C
20°C13/31°C
20°C13/30°C
20°C14/28°C
20°C14/28°C
23°C14/32°C
25°C16/35°C
23°C16/32°C
21°C13/32°C
20°C13/31°C
22°C13/34°C
23°C15/35°C
21°C13/31°C
20°C14/30°C
20°C13/30°C
21°C13/32°C
24°C15/37°C
23°C16/33°C
24°C15/36°C
27°C19/37°C
29°C21/40°C
31°C21/42°C
30°C23/40°C
19AQI
15AQI
17AQI
15AQI
2026 Days Vs Air Quality
Rio Vista St Francis Way, Rio Vista, California, United States
95%
183
5%
10
Total number of days with different AQI categories in last 196 days in 2026 (169 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 196 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
Rio Vista St Francis Way, Rio Vista, California, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
48AQI (US)
40AQI (US)
39AQI (US)
31AQI (US)
33AQI (US)
32AQI (US)
31AQI (US)
33AQI (US)
38AQI (US)
49AQI (US)
47AQI (US)
61AQI (US)
73AQI (US)
71AQI (US)
70AQI (US)
72AQI (US)
68AQI (US)
72AQI (US)
59AQI (US)
55AQI (US)
50AQI (US)
32AQI (US)
30AQI (US)
25AQI (US)
29AQI (US)
26AQI (US)
29AQI (US)
31AQI (US)
48AQI (US)
46AQI (US)
30AQI (US)
40AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
40AQI (US)
28AQI (US)
19AQI (US)
29AQI (US)
30AQI (US)
31AQI (US)
28AQI (US)
45AQI (US)
39AQI (US)
36AQI (US)
45AQI (US)
25AQI (US)
21AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
33AQI (US)
25AQI (US)
17AQI (US)
19AQI (US)
31AQI (US)
42AQI (US)
15AQI (US)
19AQI (US)
26AQI (US)
27AQI (US)
20AQI (US)
18AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
26AQI (US)
16AQI (US)
18AQI (US)
27AQI (US)
25AQI (US)
28AQI (US)
26AQI (US)
31AQI (US)
24AQI (US)
16AQI (US)
21AQI (US)
20AQI (US)
18AQI (US)
27AQI (US)
21AQI (US)
21AQI (US)
17AQI (US)
24AQI (US)
18AQI (US)
25AQI (US)
21AQI (US)
17AQI (US)
19AQI (US)
20AQI (US)
27AQI (US)
20AQI (US)
27AQI (US)
22AQI (US)
30AQI (US)
32AQI (US)
26AQI (US)
34AQI (US)
18AQI (US)
17AQI (US)
21AQI (US)
16AQI (US)
16AQI (US)
18AQI (US)
25AQI (US)
26AQI (US)
17AQI (US)
15AQI (US)
15AQI (US)
14AQI (US)
16AQI (US)
17AQI (US)
21AQI (US)
19AQI (US)
16AQI (US)
15AQI (US)
24AQI (US)
29AQI (US)
25AQI (US)
17AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
24AQI (US)
19AQI (US)
19AQI (US)
36AQI (US)
50AQI (US)
57AQI (US)
49AQI (US)
48AQI (US)
43AQI (US)
39AQI (US)
44AQI (US)
41AQI (US)
36AQI (US)
39AQI (US)
17AQI (US)
13AQI (US)
15AQI (US)
13AQI (US)
19AQI (US)
16AQI (US)
18AQI (US)
22AQI (US)
23AQI (US)
20AQI (US)
28AQI (US)
25AQI (US)
14AQI (US)
22AQI (US)
17AQI (US)
17AQI (US)
17AQI (US)
18AQI (US)
15AQI (US)
13AQI (US)
19AQI (US)
15AQI (US)
16AQI (US)
17AQI (US)
15AQI (US)
15AQI (US)
15AQI (US)
15AQI (US)
12AQI (US)
13AQI (US)
16AQI (US)
17AQI (US)
20AQI (US)
15AQI (US)
18AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
15AQI (US)
12AQI (US)
17AQI (US)
15AQI (US)
15AQI (US)
18AQI (US)
17AQI (US)
22AQI (US)
14AQI (US)
13AQI (US)
21AQI (US)
18AQI (US)
18AQI (US)
45AQI (US)
30AQI (US)
23AQI (US)
21AQI (US)
28AQI (US)
18AQI (US)
17AQI (US)
No. of days
202627AQI (US)
Highest AQI (US) recorded in
January45AQI (US)
Lowest AQI (US) recorded in
July17AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
December59AQI (US)
Lowest AQI (US) recorded in
March27AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
December52AQI (US)
Lowest AQI (US) recorded in
March26AQI (US)
202344AQI (US)
Highest AQI (US) recorded in
August52AQI (US)
Lowest AQI (US) recorded in
March33AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
January57AQI (US)
Lowest AQI (US) recorded in
March24AQI (US)
202136AQI (US)
Highest AQI (US) recorded in
August51AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Rio Vista St Francis Way's annual 2026 AQI (US) (27) shows an average percentage change of -30.4% (improved AQI (US)) compared to previous years: 2021 (36), 2022 (39), 2023 (44), 2024 (37), 2025 (39).