Chaozhou, Guangdong Province, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Chaozhou, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (21st September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 46 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Chaozhou, Guangdong Province, China
5 AM22nd Sep 2025
6 PM
4 AM23rd Sep 2025
AQI
AQI
45AQI
30AQI
In the last 24 hours,
Chaozhou's AQI reached its highest point of 45 at 8 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Chaozhou, Guangdong Province, China
27°C25/30°C
28°C25/32°C
27°C25/32°C
27°C25/29°C
27°C25/31°C
28°C25/31°C
27°C25/30°C
28°C25/31°C
28°C26/30°C
28°C25/30°C
28°C26/31°C
28°C25/31°C
28°C25/30°C
28°C25/32°C
27°C25/29°C
26°C24/29°C
27°C25/30°C
28°C26/31°C
27°C25/30°C
27°C25/31°C
28°C25/31°C
27°C25/31°C
28°C25/31°C
27°C25/31°C
28°C25/32°C
27°C25/30°C
25°C24/26°C
26°C24/27°C
27°C24/30°C
--°C/°C
--°C/°C
54AQI
45AQI
54AQI
50AQI
2025 Days Vs Air Quality
Chaozhou, Guangdong Province, China
47%
54
53%
62
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Under WHO’s Safe Air Quality Limits: 47%
Health Risk Level:
Significant
In 2025, 47% of 265 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Chaozhou, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
63AQI
67AQI
73AQI
80AQI
69AQI
81AQI
67AQI
71AQI
77AQI
65AQI
61AQI
70AQI
63AQI
62AQI
60AQI
60AQI
59AQI
54AQI
49AQI
50AQI
47AQI
40AQI
43AQI
47AQI
46AQI
41AQI
42AQI
37AQI
37AQI
33AQI
33AQI
35AQI
37AQI
43AQI
44AQI
47AQI
43AQI
43AQI
53AQI
60AQI
60AQI
50AQI
46AQI
54AQI
55AQI
57AQI
58AQI
60AQI
63AQI
59AQI
54AQI
52AQI
48AQI
44AQI
47AQI
50AQI
51AQI
55AQI
60AQI
55AQI
55AQI
58AQI
55AQI
54AQI
52AQI
47AQI
45AQI
46AQI
50AQI
55AQI
59AQI
56AQI
50AQI
48AQI
53AQI
55AQI
42AQI
42AQI
44AQI
43AQI
40AQI
42AQI
43AQI
48AQI
52AQI
54AQI
50AQI
50AQI
48AQI
48AQI
51AQI
50AQI
47AQI
52AQI
56AQI
57AQI
60AQI
49AQI
60AQI
60AQI
52AQI
43AQI
44AQI
49AQI
52AQI
53AQI
54AQI
53AQI
53AQI
54AQI
55AQI
51AQI
44AQI
43AQI
46AQI
55AQI
55AQI
52AQI
49AQI
52AQI
No. of days
202552AQI
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
August49AQI
Most & Least Polluted Years Over the Last 1 Years
Chaozhou's annual 2025 AQI (52) shows an average percentage change of NaN% (improved AQI) compared to previous years: .