He Shan Shi, Jiang Men Shi, Guangdong Province, China 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
He Shan Shi, Jiang Men Shi, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
He Shan Shi, Jiang Men Shi, Guangdong Province, China
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
91AQI
58AQI
80AQI
42AQI
In the last 24 hours,
He Shan Shi's AQI reached its highest point of 91 at 2 PM during the Day, while the lowest point, 42, was recorded at 5 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
He Shan Shi, Jiang Men Shi, Guangdong Province, China
30°C26/36°C
31°C26/36°C
30°C27/34°C
26°C25/27°C
27°C25/30°C
28°C26/32°C
29°C26/33°C
29°C25/34°C
29°C25/34°C
29°C25/34°C
30°C26/35°C
29°C27/33°C
30°C26/35°C
30°C26/34°C
29°C26/33°C
25°C23/27°C
25°C22/27°C
28°C25/33°C
28°C26/32°C
25°C24/26°C
27°C25/30°C
28°C24/32°C
29°C26/34°C
29°C26/32°C
28°C25/32°C
29°C25/34°C
29°C24/35°C
28°C25/32°C
28°C25/32°C
29°C25/35°C
--°C/°C
53AQI
48AQI
54AQI
49AQI
2025 Days Vs Air Quality
He Shan Shi, Jiang Men Shi, Guangdong Province, China
46%
59
54%
70
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2025, 46% of 278 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
He Shan Shi, Jiang Men Shi, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
61AQI
64AQI
62AQI
62AQI
56AQI
64AQI
57AQI
60AQI
52AQI
50AQI
53AQI
60AQI
44AQI
48AQI
43AQI
41AQI
40AQI
42AQI
36AQI
37AQI
36AQI
35AQI
33AQI
29AQI
28AQI
34AQI
37AQI
30AQI
31AQI
31AQI
34AQI
31AQI
31AQI
40AQI
52AQI
54AQI
61AQI
56AQI
66AQI
55AQI
58AQI
60AQI
54AQI
57AQI
54AQI
56AQI
58AQI
57AQI
59AQI
65AQI
61AQI
52AQI
50AQI
43AQI
49AQI
54AQI
55AQI
54AQI
59AQI
64AQI
61AQI
61AQI
59AQI
57AQI
54AQI
57AQI
60AQI
54AQI
47AQI
53AQI
61AQI
57AQI
55AQI
54AQI
53AQI
54AQI
55AQI
42AQI
50AQI
45AQI
39AQI
44AQI
45AQI
45AQI
46AQI
53AQI
46AQI
43AQI
50AQI
54AQI
58AQI
55AQI
51AQI
48AQI
50AQI
47AQI
46AQI
48AQI
43AQI
49AQI
49AQI
38AQI
41AQI
39AQI
44AQI
43AQI
41AQI
43AQI
44AQI
48AQI
53AQI
56AQI
55AQI
52AQI
45AQI
55AQI
53AQI
42AQI
46AQI
61AQI
56AQI
55AQI
57AQI
61AQI
66AQI
53AQI
56AQI
58AQI
55AQI
43AQI
55AQI
51AQI
49AQI
58AQI
No. of days
202550AQI
Highest AQI recorded in
October58AQI
Lowest AQI recorded in
June43AQI
Most & Least Polluted Years Over the Last 1 Years
He Shan Shi's annual 2025 AQI (50) shows an average percentage change of NaN% (improved AQI) compared to previous years: .