Hanford, 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
Hanford, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Hanford, California, United States
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
55AQI
45AQI
59AQI
52AQI
In the last 24 hours,
Hanford's AQI reached its highest point of 59 at 10 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hanford, California, United States
31°C17/46°C
31°C17/46°C
32°C17/46°C
30°C18/45°C
28°C17/42°C
28°C14/42°C
28°C15/42°C
29°C15/43°C
28°C15/43°C
27°C16/40°C
25°C13/37°C
24°C12/37°C
25°C12/38°C
25°C14/38°C
25°C13/38°C
25°C12/39°C
27°C13/41°C
28°C15/42°C
27°C14/42°C
28°C13/43°C
29°C15/43°C
28°C15/42°C
28°C13/43°C
26°C12/39°C
26°C14/40°C
28°C14/43°C
30°C17/44°C
30°C16/45°C
31°C16/46°C
32°C18/46°C
--°C/°C
43AQI
36AQI
44AQI
36AQI
2025 Days Vs Air Quality
Hanford, California, United States
74%
164
26%
58
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Hanford, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
69AQI
66AQI
68AQI
31AQI
52AQI
59AQI
53AQI
59AQI
60AQI
68AQI
64AQI
72AQI
58AQI
48AQI
69AQI
70AQI
72AQI
69AQI
83AQI
73AQI
76AQI
72AQI
84AQI
84AQI
68AQI
31AQI
27AQI
44AQI
56AQI
65AQI
77AQI
76AQI
47AQI
38AQI
24AQI
25AQI
32AQI
24AQI
28AQI
31AQI
29AQI
35AQI
30AQI
26AQI
26AQI
30AQI
52AQI
37AQI
30AQI
48AQI
32AQI
50AQI
57AQI
57AQI
53AQI
29AQI
52AQI
60AQI
50AQI
40AQI
27AQI
23AQI
32AQI
35AQI
25AQI
28AQI
35AQI
40AQI
29AQI
31AQI
33AQI
20AQI
20AQI
29AQI
40AQI
24AQI
17AQI
27AQI
23AQI
22AQI
22AQI
27AQI
46AQI
54AQI
37AQI
32AQI
27AQI
20AQI
28AQI
18AQI
19AQI
19AQI
24AQI
25AQI
32AQI
41AQI
28AQI
19AQI
26AQI
46AQI
35AQI
25AQI
36AQI
44AQI
41AQI
40AQI
38AQI
36AQI
52AQI
41AQI
34AQI
36AQI
36AQI
46AQI
41AQI
24AQI
24AQI
25AQI
52AQI
56AQI
48AQI
46AQI
26AQI
32AQI
50AQI
48AQI
50AQI
52AQI
50AQI
50AQI
31AQI
33AQI
26AQI
31AQI
37AQI
37AQI
44AQI
30AQI
45AQI
34AQI
44AQI
43AQI
31AQI
33AQI
33AQI
29AQI
28AQI
42AQI
36AQI
53AQI
59AQI
49AQI
45AQI
48AQI
54AQI
55AQI
49AQI
47AQI
42AQI
46AQI
50AQI
44AQI
50AQI
45AQI
40AQI
38AQI
44AQI
42AQI
52AQI
53AQI
50AQI
48AQI
45AQI
42AQI
49AQI
43AQI
46AQI
42AQI
43AQI
41AQI
38AQI
36AQI
42AQI
53AQI
38AQI
53AQI
51AQI
51AQI
52AQI
52AQI
52AQI
55AQI
56AQI
55AQI
53AQI
52AQI
43AQI
42AQI
41AQI
45AQI
45AQI
39AQI
28AQI
28AQI
27AQI
31AQI
32AQI
27AQI
30AQI
36AQI
39AQI
43AQI
44AQI
43AQI
32AQI
39AQI
36AQI
42AQI
45AQI
43AQI
59AQI
55AQI
63AQI
40AQI
29AQI
35AQI
40AQI
46AQI
43AQI
44AQI
No. of days
202542AQI
Highest AQI recorded in
January63AQI
Lowest AQI recorded in
March29AQI
202451AQI
Highest AQI recorded in
October71AQI
Lowest AQI recorded in
March31AQI
202352AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
March33AQI
202259AQI
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
April36AQI
202160AQI
Highest AQI recorded in
August83AQI
Lowest AQI recorded in
March43AQI
202074AQI
Highest AQI recorded in
September117AQI
Lowest AQI recorded in
June31AQI
Most & Least Polluted Years Over the Last 6 Years
Hanford's annual 2025 AQI (42) shows an average percentage change of -27.3% (improved AQI) compared to previous years: 2020 (74), 2021 (60), 2022 (59), 2023 (52), 2024 (51).