Westmorland, 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
Westmorland, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Westmorland, California, United States
5 AM9th Aug 2025
7 PM
4 AM10th Aug 2025
54AQI
50AQI
56AQI
46AQI
In the last 24 hours,
Westmorland's AQI reached its highest point of 56 at 10 PM during the Night, while the lowest point, 46, was recorded at 4 AM during the Night between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Westmorland, California, United States
34°C24/45°C
33°C22/44°C
34°C22/44°C
34°C22/44°C
34°C23/44°C
33°C25/43°C
34°C26/42°C
33°C23/43°C
32°C21/43°C
33°C22/43°C
31°C21/42°C
30°C19/41°C
30°C19/42°C
31°C20/43°C
29°C17/42°C
30°C17/41°C
30°C18/42°C
31°C19/43°C
32°C20/44°C
32°C20/44°C
32°C20/44°C
33°C22/45°C
33°C20/46°C
33°C20/46°C
32°C20/45°C
34°C22/46°C
35°C23/48°C
36°C23/50°C
36°C26/47°C
35°C26/45°C
--°C/°C
51AQI
42AQI
45AQI
43AQI
2025 Days Vs Air Quality
Westmorland, California, United States
45%
61
52%
71
2%
3
0.7%
1
0.7%
1
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 45%
Health Risk Level:
Significant
In 2025, 45% of 222 days were within WHO’s safe air quality limits, and 55% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Westmorland, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
59AQI
62AQI
52AQI
45AQI
50AQI
42AQI
67AQI
56AQI
45AQI
38AQI
34AQI
30AQI
33AQI
41AQI
44AQI
44AQI
42AQI
39AQI
36AQI
39AQI
39AQI
85AQI
66AQI
67AQI
30AQI
31AQI
29AQI
38AQI
39AQI
43AQI
107AQI
106AQI
39AQI
37AQI
38AQI
40AQI
41AQI
44AQI
53AQI
118AQI
31AQI
40AQI
28AQI
33AQI
33AQI
35AQI
45AQI
53AQI
99AQI
193AQI
56AQI
56AQI
215AQI
84AQI
59AQI
57AQI
54AQI
56AQI
60AQI
59AQI
52AQI
54AQI
52AQI
54AQI
53AQI
54AQI
52AQI
56AQI
44AQI
49AQI
42AQI
42AQI
43AQI
47AQI
48AQI
47AQI
52AQI
54AQI
56AQI
54AQI
54AQI
52AQI
52AQI
56AQI
60AQI
62AQI
74AQI
66AQI
64AQI
69AQI
66AQI
67AQI
65AQI
62AQI
56AQI
52AQI
53AQI
52AQI
54AQI
55AQI
55AQI
63AQI
53AQI
58AQI
54AQI
51AQI
54AQI
55AQI
53AQI
52AQI
51AQI
53AQI
48AQI
35AQI
35AQI
43AQI
43AQI
44AQI
43AQI
51AQI
41AQI
33AQI
24AQI
21AQI
21AQI
22AQI
22AQI
31AQI
36AQI
33AQI
47AQI
67AQI
90AQI
59AQI
59AQI
55AQI
53AQI
52AQI
47AQI
64AQI
55AQI
44AQI
55AQI
No. of days
202553AQI
Highest AQI recorded in
May64AQI
Lowest AQI recorded in
July44AQI
Most & Least Polluted Years Over the Last 1 Years
Westmorland's annual 2025 AQI (53) shows an average percentage change of NaN% (improved AQI) compared to previous years: .