Redding Health Department, Redding, 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
Redding Health Department, Redding, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (16th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 17 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 15th Jul - 16th Jul 2026
Redding Health Department, Redding, California, United States
5 AM15th Jul 2026
8 PM
4 AM16th Jul 2026
21AQI
12AQI
16AQI
12AQI
In the last 24 hours,
Redding Health Department's AQI reached its highest point of 21 at 11 AM during the Day, while the lowest point, 12, was recorded at 4 AM during the Night between 15th Jul and 16th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Redding Health Department, Redding, California, United States
32°C22/42°C
30°C22/41°C
25°C20/31°C
25°C16/35°C
28°C17/39°C
30°C19/41°C
30°C21/39°C
30°C20/39°C
28°C18/38°C
26°C20/33°C
23°C17/30°C
24°C16/31°C
26°C19/35°C
28°C19/37°C
28°C20/36°C
28°C17/38°C
29°C19/39°C
31°C20/41°C
29°C20/38°C
29°C18/38°C
28°C16/38°C
28°C16/38°C
32°C19/42°C
31°C21/40°C
30°C19/40°C
31°C23/40°C
32°C20/42°C
33°C24/42°C
34°C23/43°C
31°C21/40°C
20AQI
15AQI
20AQI
16AQI
2026 Days Vs Air Quality
Redding Health Department, Redding, California, United States
98%
190
2%
4
Total number of days with different AQI categories in last 197 days in 2026 (168 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2026, 98% of 197 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
Redding Health Department, Redding, California, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
42AQI (US)
15AQI (US)
16AQI (US)
16AQI (US)
21AQI (US)
18AQI (US)
23AQI (US)
15AQI (US)
15AQI (US)
26AQI (US)
32AQI (US)
50AQI (US)
56AQI (US)
65AQI (US)
42AQI (US)
15AQI (US)
43AQI (US)
32AQI (US)
27AQI (US)
38AQI (US)
58AQI (US)
39AQI (US)
36AQI (US)
36AQI (US)
36AQI (US)
35AQI (US)
26AQI (US)
31AQI (US)
38AQI (US)
45AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
41AQI (US)
36AQI (US)
33AQI (US)
29AQI (US)
42AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
33AQI (US)
26AQI (US)
27AQI (US)
43AQI (US)
44AQI (US)
40AQI (US)
42AQI (US)
31AQI (US)
27AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
40AQI (US)
30AQI (US)
27AQI (US)
39AQI (US)
30AQI (US)
45AQI (US)
26AQI (US)
34AQI (US)
30AQI (US)
24AQI (US)
32AQI (US)
27AQI (US)
25AQI (US)
29AQI (US)
31AQI (US)
28AQI (US)
29AQI (US)
22AQI (US)
19AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
26AQI (US)
31AQI (US)
27AQI (US)
22AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
33AQI (US)
17AQI (US)
17AQI (US)
16AQI (US)
24AQI (US)
22AQI (US)
23AQI (US)
19AQI (US)
21AQI (US)
28AQI (US)
22AQI (US)
26AQI (US)
29AQI (US)
37AQI (US)
20AQI (US)
27AQI (US)
30AQI (US)
24AQI (US)
29AQI (US)
28AQI (US)
22AQI (US)
28AQI (US)
21AQI (US)
20AQI (US)
17AQI (US)
25AQI (US)
21AQI (US)
21AQI (US)
14AQI (US)
22AQI (US)
15AQI (US)
19AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
22AQI (US)
23AQI (US)
33AQI (US)
34AQI (US)
18AQI (US)
20AQI (US)
31AQI (US)
29AQI (US)
25AQI (US)
34AQI (US)
28AQI (US)
19AQI (US)
39AQI (US)
48AQI (US)
56AQI (US)
47AQI (US)
46AQI (US)
48AQI (US)
39AQI (US)
47AQI (US)
48AQI (US)
44AQI (US)
43AQI (US)
19AQI (US)
16AQI (US)
20AQI (US)
18AQI (US)
14AQI (US)
21AQI (US)
20AQI (US)
15AQI (US)
18AQI (US)
14AQI (US)
15AQI (US)
15AQI (US)
11AQI (US)
16AQI (US)
18AQI (US)
15AQI (US)
17AQI (US)
14AQI (US)
15AQI (US)
14AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
24AQI (US)
14AQI (US)
13AQI (US)
11AQI (US)
18AQI (US)
20AQI (US)
18AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
17AQI (US)
14AQI (US)
15AQI (US)
19AQI (US)
25AQI (US)
24AQI (US)
18AQI (US)
23AQI (US)
14AQI (US)
19AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
18AQI (US)
15AQI (US)
18AQI (US)
21AQI (US)
15AQI (US)
17AQI (US)
33AQI (US)
34AQI (US)
27AQI (US)
23AQI (US)
32AQI (US)
17AQI (US)
20AQI (US)
No. of days
202627AQI (US)
Highest AQI (US) recorded in
February34AQI (US)
Lowest AQI (US) recorded in
June17AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
December46AQI (US)
Lowest AQI (US) recorded in
May22AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
March24AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
March30AQI (US)
202232AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
March28AQI (US)
202143AQI (US)
Highest AQI (US) recorded in
August126AQI (US)
Lowest AQI (US) recorded in
February25AQI (US)
202059AQI (US)
Highest AQI (US) recorded in
October126AQI (US)
Lowest AQI (US) recorded in
November36AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Redding Health Department's annual 2026 AQI (US) (27) shows an average percentage change of -27.7% (improved AQI (US)) compared to previous years: 2020 (59), 2021 (43), 2022 (32), 2023 (35), 2024 (33), 2025 (33).