Temecula, French Valley, 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
Temecula, French Valley, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (27th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 27th Oct - 28th Oct 2025
Temecula, French Valley, California, United States
6 AM27th Oct 2025
6 PM
5 AM28th Oct 2025
55AQI
36AQI
65AQI
50AQI
In the last 24 hours,
Temecula's AQI reached its highest point of 65 at 5 AM during the Night, while the lowest point, 36, was recorded at 4 PM during the Day between 27th Oct and 28th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Temecula, French Valley, California, United States
22°C18/30°C
21°C14/30°C
21°C16/28°C
20°C12/29°C
20°C13/30°C
19°C13/27°C
18°C11/29°C
19°C11/29°C
18°C13/28°C
19°C11/29°C
19°C12/28°C
21°C12/32°C
24°C17/35°C
22°C14/31°C
18°C10/30°C
16°C12/20°C
15°C12/18°C
14°C11/19°C
17°C8/29°C
20°C11/31°C
21°C10/33°C
20°C11/33°C
21°C10/34°C
19°C11/29°C
18°C13/26°C
17°C10/29°C
19°C11/32°C
18°C12/28°C
17°C10/26°C
18°C11/29°C
--°C/°C
46AQI
31AQI
48AQI
32AQI
2025 Days Vs Air Quality
Temecula, French Valley, California, United States
78%
168
22%
47
0.4%
1
Total number of days with different AQI categories in last 301 days in 2025 (64 days remaining)
Under WHO’s Safe Air Quality Limits: 78%
Health Risk Level:
Low
In 2025, 78% of 301 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
Temecula, French Valley, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
28AQI
27AQI
35AQI
35AQI
26AQI
31AQI
44AQI
23AQI
26AQI
28AQI
28AQI
33AQI
44AQI
37AQI
39AQI
46AQI
46AQI
44AQI
46AQI
43AQI
38AQI
26AQI
36AQI
43AQI
35AQI
42AQI
41AQI
40AQI
36AQI
35AQI
29AQI
24AQI
25AQI
38AQI
37AQI
42AQI
40AQI
37AQI
32AQI
27AQI
31AQI
35AQI
47AQI
44AQI
44AQI
43AQI
50AQI
33AQI
37AQI
43AQI
47AQI
46AQI
38AQI
43AQI
46AQI
47AQI
50AQI
52AQI
51AQI
46AQI
46AQI
46AQI
47AQI
47AQI
46AQI
54AQI
45AQI
35AQI
35AQI
33AQI
33AQI
43AQI
43AQI
42AQI
38AQI
45AQI
49AQI
51AQI
52AQI
49AQI
49AQI
53AQI
58AQI
58AQI
56AQI
54AQI
52AQI
52AQI
52AQI
54AQI
52AQI
48AQI
51AQI
45AQI
46AQI
44AQI
85AQI
72AQI
64AQI
45AQI
49AQI
46AQI
47AQI
54AQI
45AQI
42AQI
53AQI
50AQI
48AQI
49AQI
41AQI
51AQI
32AQI
37AQI
40AQI
40AQI
47AQI
36AQI
33AQI
35AQI
28AQI
26AQI
29AQI
32AQI
35AQI
46AQI
62AQI
65AQI
45AQI
49AQI
60AQI
63AQI
60AQI
61AQI
54AQI
68AQI
65AQI
59AQI
60AQI
59AQI
134AQI
51AQI
36AQI
38AQI
34AQI
32AQI
46AQI
77AQI
76AQI
52AQI
54AQI
61AQI
43AQI
35AQI
40AQI
33AQI
39AQI
44AQI
47AQI
37AQI
41AQI
42AQI
42AQI
40AQI
34AQI
25AQI
42AQI
30AQI
31AQI
31AQI
39AQI
42AQI
38AQI
32AQI
44AQI
36AQI
30AQI
22AQI
29AQI
27AQI
36AQI
35AQI
32AQI
25AQI
24AQI
27AQI
35AQI
34AQI
44AQI
32AQI
26AQI
28AQI
48AQI
54AQI
58AQI
63AQI
57AQI
47AQI
46AQI
42AQI
44AQI
31AQI
18AQI
39AQI
40AQI
38AQI
32AQI
32AQI
48AQI
45AQI
33AQI
41AQI
52AQI
53AQI
51AQI
30AQI
36AQI
43AQI
47AQI
45AQI
55AQI
34AQI
42AQI
No. of days
202543AQI
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
March30AQI
Most & Least Polluted Years Over the Last 1 Years
Temecula's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .