Shanwei, 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
Shanwei, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (22nd September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 45 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
Shanwei, Guangdong Province, China
6 AM22nd Sep 2025
6 PM
5 AM23rd Sep 2025
45AQI
35AQI
45AQI
39AQI
In the last 24 hours,
Shanwei's AQI reached its highest point of 45 at 9 AM during the Day, while the lowest point, 35, was recorded at 3 PM during the Day between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Shanwei, Guangdong Province, China
28°C25/32°C
28°C24/33°C
28°C25/33°C
27°C24/32°C
27°C24/32°C
28°C24/33°C
28°C25/32°C
28°C24/32°C
28°C25/33°C
28°C24/33°C
28°C25/33°C
29°C25/34°C
28°C25/33°C
28°C24/33°C
27°C25/29°C
26°C25/28°C
26°C24/29°C
27°C25/32°C
28°C24/32°C
28°C24/32°C
28°C24/33°C
27°C24/32°C
27°C24/32°C
28°C24/33°C
28°C25/32°C
27°C24/31°C
25°C24/25°C
25°C24/27°C
26°C24/29°C
27°C23/33°C
--°C/°C
47AQI
38AQI
47AQI
42AQI
2025 Days Vs Air Quality
Shanwei, Guangdong Province, China
73%
85
27%
32
Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 266 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
Shanwei, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
49AQI
57AQI
60AQI
56AQI
43AQI
56AQI
56AQI
54AQI
51AQI
45AQI
50AQI
48AQI
41AQI
41AQI
36AQI
44AQI
44AQI
42AQI
36AQI
37AQI
34AQI
33AQI
30AQI
27AQI
28AQI
30AQI
32AQI
30AQI
29AQI
30AQI
30AQI
29AQI
29AQI
29AQI
37AQI
44AQI
45AQI
44AQI
53AQI
49AQI
52AQI
49AQI
46AQI
50AQI
52AQI
53AQI
53AQI
53AQI
56AQI
55AQI
54AQI
48AQI
46AQI
44AQI
43AQI
48AQI
53AQI
55AQI
56AQI
55AQI
56AQI
58AQI
54AQI
56AQI
51AQI
52AQI
47AQI
45AQI
46AQI
51AQI
53AQI
53AQI
46AQI
46AQI
52AQI
55AQI
45AQI
41AQI
46AQI
45AQI
38AQI
40AQI
44AQI
41AQI
46AQI
49AQI
47AQI
43AQI
49AQI
48AQI
51AQI
49AQI
48AQI
47AQI
47AQI
48AQI
48AQI
44AQI
46AQI
50AQI
46AQI
41AQI
44AQI
39AQI
43AQI
43AQI
41AQI
42AQI
43AQI
45AQI
50AQI
46AQI
41AQI
42AQI
41AQI
45AQI
49AQI
40AQI
49AQI
47AQI
44AQI
No. of days
202545AQI
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
June40AQI
Most & Least Polluted Years Over the Last 1 Years
Shanwei's annual 2025 AQI (45) shows an average percentage change of NaN% (improved AQI) compared to previous years: .