Huron, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Huron, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 29 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 14th Oct - 15th Oct 2025
Huron, California, United States
6 AM14th Oct 2025
6 PM
5 AM15th Oct 2025
32AQI
18AQI
40AQI
7AQI
In the last 24 hours,
Huron's AQI reached its highest point of 40 at 4 AM during the Night, while the lowest point, 7, was recorded at 3 AM during the Night between 14th Oct and 15th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Huron, California, United States
--°C/°C
29°C20/40°C
30°C20/41°C
26°C21/33°C
25°C19/32°C
26°C17/35°C
27°C19/36°C
27°C19/36°C
29°C19/39°C
25°C21/30°C
25°C18/33°C
25°C16/34°C
26°C19/35°C
23°C17/31°C
22°C16/30°C
23°C16/29°C
23°C16/31°C
22°C16/30°C
19°C13/27°C
19°C11/28°C
20°C12/29°C
23°C13/33°C
24°C15/35°C
23°C15/32°C
20°C12/28°C
20°C12/28°C
19°C14/26°C
17°C8/27°C
16°C9/25°C
12°C9/14°C
13°C8/20°C
45AQI
40AQI
50AQI
40AQI
2025 Days Vs Air Quality
Huron, California, United States
90%
260
10%
28
Total number of days with different AQI categories in last 289 days in 2025 (76 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 289 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
Huron, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI
44AQI
45AQI
24AQI
26AQI
28AQI
32AQI
32AQI
37AQI
43AQI
40AQI
39AQI
36AQI
36AQI
39AQI
38AQI
46AQI
54AQI
53AQI
53AQI
48AQI
48AQI
59AQI
55AQI
49AQI
28AQI
26AQI
30AQI
40AQI
47AQI
55AQI
57AQI
34AQI
24AQI
21AQI
21AQI
23AQI
22AQI
22AQI
24AQI
23AQI
25AQI
22AQI
21AQI
23AQI
26AQI
28AQI
25AQI
22AQI
24AQI
23AQI
28AQI
29AQI
30AQI
29AQI
23AQI
27AQI
28AQI
33AQI
26AQI
26AQI
22AQI
23AQI
22AQI
22AQI
21AQI
24AQI
24AQI
23AQI
23AQI
23AQI
19AQI
18AQI
27AQI
26AQI
19AQI
15AQI
19AQI
17AQI
18AQI
19AQI
20AQI
22AQI
26AQI
22AQI
20AQI
23AQI
17AQI
18AQI
17AQI
16AQI
18AQI
17AQI
19AQI
16AQI
19AQI
20AQI
15AQI
20AQI
27AQI
27AQI
22AQI
27AQI
30AQI
32AQI
31AQI
29AQI
28AQI
35AQI
29AQI
27AQI
27AQI
28AQI
36AQI
28AQI
15AQI
17AQI
20AQI
32AQI
37AQI
38AQI
35AQI
21AQI
23AQI
31AQI
38AQI
40AQI
44AQI
38AQI
36AQI
24AQI
23AQI
21AQI
24AQI
27AQI
28AQI
29AQI
24AQI
34AQI
32AQI
31AQI
35AQI
29AQI
27AQI
26AQI
21AQI
23AQI
33AQI
29AQI
39AQI
49AQI
35AQI
42AQI
34AQI
44AQI
48AQI
35AQI
40AQI
31AQI
33AQI
40AQI
37AQI
45AQI
38AQI
39AQI
36AQI
34AQI
35AQI
39AQI
41AQI
42AQI
32AQI
29AQI
31AQI
31AQI
33AQI
36AQI
36AQI
44AQI
35AQI
36AQI
37AQI
38AQI
46AQI
34AQI
46AQI
35AQI
39AQI
35AQI
31AQI
35AQI
49AQI
55AQI
50AQI
44AQI
46AQI
35AQI
33AQI
35AQI
36AQI
32AQI
28AQI
20AQI
20AQI
22AQI
21AQI
21AQI
23AQI
25AQI
33AQI
32AQI
33AQI
44AQI
37AQI
34AQI
39AQI
33AQI
36AQI
34AQI
33AQI
44AQI
47AQI
50AQI
48AQI
45AQI
42AQI
44AQI
34AQI
21AQI
31AQI
36AQI
41AQI
50AQI
56AQI
57AQI
57AQI
47AQI
49AQI
51AQI
51AQI
49AQI
48AQI
50AQI
48AQI
58AQI
65AQI
54AQI
49AQI
51AQI
37AQI
31AQI
25AQI
23AQI
28AQI
34AQI
42AQI
35AQI
34AQI
46AQI
51AQI
52AQI
48AQI
52AQI
39AQI
34AQI
38AQI
43AQI
37AQI
37AQI
43AQI
31AQI
32AQI
27AQI
39AQI
56AQI
41AQI
49AQI
61AQI
63AQI
58AQI
62AQI
49AQI
57AQI
52AQI
46AQI
67AQI
26AQI
29AQI
41AQI
26AQI
21AQI
25AQI
31AQI
37AQI
34AQI
43AQI
41AQI
50AQI
No. of days
202534AQI
Highest AQI recorded in
October50AQI
Lowest AQI recorded in
March21AQI
202433AQI
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
March17AQI
202327AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
March13AQI
202231AQI
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
May24AQI
202135AQI
Highest AQI recorded in
August66AQI
Lowest AQI recorded in
March17AQI
202046AQI
Highest AQI recorded in
September82AQI
Lowest AQI recorded in
March22AQI
Most & Least Polluted Years Over the Last 6 Years
Huron's annual 2025 AQI (34) shows an average percentage change of 3.1% (worsened AQI) compared to previous years: 2020 (46), 2021 (35), 2022 (31), 2023 (27), 2024 (33).