Cottonwood Visitor Center, Chiriaco Summit, 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
Cottonwood Visitor Center, Chiriaco Summit, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 39 of Good air quality, showing improvement over 2025, 2024 and 2022 on the same day.
Day & Night AQI Trend: 13th Jul - 14th Jul 2026
Cottonwood Visitor Center, Chiriaco Summit, California, United States
5 AM13th Jul 2026
7 PM
4 AM14th Jul 2026
44AQI
26AQI
69AQI
31AQI
In the last 24 hours,
Cottonwood Visitor Center's AQI reached its highest point of 69 at 11 PM during the Night, while the lowest point, 26, was recorded at 6 AM during the Day between 13th Jul and 14th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Cottonwood Visitor Center, Chiriaco Summit, California, United States
37°C30/44°C
38°C31/44°C
37°C31/43°C
34°C28/40°C
33°C25/39°C
32°C24/41°C
33°C25/41°C
34°C25/42°C
36°C28/43°C
37°C31/43°C
36°C30/43°C
34°C27/41°C
31°C24/38°C
30°C24/37°C
30°C23/37°C
30°C24/36°C
31°C24/38°C
32°C24/39°C
33°C25/42°C
34°C26/42°C
36°C28/42°C
36°C29/43°C
37°C29/45°C
38°C30/45°C
39°C31/46°C
37°C29/45°C
36°C29/44°C
36°C31/42°C
36°C31/41°C
37°C31/42°C
50AQI
32AQI
53AQI
45AQI
2026 Days Vs Air Quality
Cottonwood Visitor Center, Chiriaco Summit, California, United States
92%
175
8%
16
Total number of days with different AQI categories in last 195 days in 2026 (170 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2026, 92% of 195 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
Cottonwood Visitor Center, Chiriaco Summit, California, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
19AQI (US)
24AQI (US)
21AQI (US)
31AQI (US)
28AQI (US)
22AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
27AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
29AQI (US)
31AQI (US)
25AQI (US)
30AQI (US)
36AQI (US)
38AQI (US)
40AQI (US)
28AQI (US)
31AQI (US)
28AQI (US)
36AQI (US)
41AQI (US)
45AQI (US)
29AQI (US)
37AQI (US)
36AQI (US)
37AQI (US)
27AQI (US)
34AQI (US)
40AQI (US)
37AQI (US)
29AQI (US)
34AQI (US)
39AQI (US)
43AQI (US)
24AQI (US)
29AQI (US)
36AQI (US)
36AQI (US)
45AQI (US)
35AQI (US)
47AQI (US)
37AQI (US)
29AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
32AQI (US)
39AQI (US)
37AQI (US)
21AQI (US)
22AQI (US)
28AQI (US)
40AQI (US)
28AQI (US)
29AQI (US)
51AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
23AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
27AQI (US)
29AQI (US)
29AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
41AQI (US)
36AQI (US)
32AQI (US)
25AQI (US)
33AQI (US)
41AQI (US)
33AQI (US)
31AQI (US)
36AQI (US)
26AQI (US)
23AQI (US)
71AQI (US)
47AQI (US)
44AQI (US)
56AQI (US)
29AQI (US)
20AQI (US)
22AQI (US)
37AQI (US)
34AQI (US)
42AQI (US)
40AQI (US)
38AQI (US)
31AQI (US)
34AQI (US)
29AQI (US)
22AQI (US)
31AQI (US)
36AQI (US)
24AQI (US)
28AQI (US)
34AQI (US)
48AQI (US)
31AQI (US)
36AQI (US)
51AQI (US)
40AQI (US)
19AQI (US)
26AQI (US)
31AQI (US)
38AQI (US)
51AQI (US)
38AQI (US)
48AQI (US)
50AQI (US)
30AQI (US)
32AQI (US)
39AQI (US)
46AQI (US)
37AQI (US)
39AQI (US)
47AQI (US)
50AQI (US)
47AQI (US)
54AQI (US)
66AQI (US)
64AQI (US)
53AQI (US)
32AQI (US)
44AQI (US)
35AQI (US)
37AQI (US)
49AQI (US)
55AQI (US)
46AQI (US)
61AQI (US)
47AQI (US)
30AQI (US)
34AQI (US)
17AQI (US)
23AQI (US)
33AQI (US)
46AQI (US)
50AQI (US)
49AQI (US)
43AQI (US)
35AQI (US)
43AQI (US)
40AQI (US)
38AQI (US)
40AQI (US)
44AQI (US)
36AQI (US)
39AQI (US)
35AQI (US)
32AQI (US)
48AQI (US)
59AQI (US)
46AQI (US)
41AQI (US)
40AQI (US)
46AQI (US)
39AQI (US)
44AQI (US)
45AQI (US)
47AQI (US)
50AQI (US)
46AQI (US)
56AQI (US)
42AQI (US)
43AQI (US)
39AQI (US)
45AQI (US)
34AQI (US)
31AQI (US)
43AQI (US)
30AQI (US)
61AQI (US)
34AQI (US)
42AQI (US)
52AQI (US)
51AQI (US)
40AQI (US)
39AQI (US)
29AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
43AQI (US)
43AQI (US)
42AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
May43AQI (US)
Lowest AQI (US) recorded in
January29AQI (US)
202537AQI (US)
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
October44AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
December28AQI (US)
202234AQI (US)
Highest AQI (US) recorded in
May43AQI (US)
Lowest AQI (US) recorded in
December27AQI (US)
202134AQI (US)
Highest AQI (US) recorded in
May42AQI (US)
Lowest AQI (US) recorded in
January26AQI (US)
202036AQI (US)
Highest AQI (US) recorded in
September46AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Cottonwood Visitor Center's annual 2026 AQI (US) (36) shows an average percentage change of 1.5% (worsened AQI (US)) compared to previous years: 2020 (36), 2021 (34), 2022 (34), 2023 (35), 2024 (37), 2025 (37).