Shenzhen, 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
Shenzhen, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (15th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Sep - 16th Sep 2025
Shenzhen, Guangdong Province, China
6 AM15th Sep 2025
6 PM
5 AM16th Sep 2025
48AQI
30AQI
43AQI
29AQI
In the last 24 hours,
Shenzhen's AQI reached its highest point of 48 at 10 AM during the Day, while the lowest point, 29, was recorded at 7 PM during the Night between 15th Sep and 16th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Shenzhen, Guangdong Province, China
26°C24/28°C
26°C24/29°C
27°C24/30°C
27°C26/31°C
28°C25/32°C
29°C26/34°C
29°C26/34°C
28°C25/31°C
28°C25/32°C
28°C25/33°C
28°C25/32°C
28°C25/31°C
29°C25/34°C
28°C25/33°C
28°C26/33°C
29°C25/33°C
28°C25/33°C
29°C25/34°C
29°C26/34°C
29°C25/33°C
29°C26/35°C
27°C25/30°C
25°C24/27°C
26°C24/29°C
28°C24/32°C
28°C25/33°C
28°C25/32°C
28°C24/33°C
28°C25/33°C
28°C25/33°C
--°C/°C
45AQI
41AQI
45AQI
43AQI
2025 Days Vs Air Quality
Shenzhen, Guangdong Province, China
67%
74
33%
36
Total number of days with different AQI categories in last 259 days in 2025 (106 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 259 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Shenzhen, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
49AQI
57AQI
59AQI
54AQI
48AQI
53AQI
56AQI
55AQI
51AQI
41AQI
48AQI
45AQI
35AQI
36AQI
34AQI
43AQI
43AQI
41AQI
37AQI
36AQI
34AQI
32AQI
30AQI
29AQI
28AQI
29AQI
31AQI
26AQI
27AQI
27AQI
29AQI
26AQI
27AQI
30AQI
41AQI
47AQI
48AQI
47AQI
58AQI
41AQI
50AQI
45AQI
44AQI
47AQI
52AQI
53AQI
53AQI
54AQI
59AQI
58AQI
58AQI
40AQI
41AQI
46AQI
45AQI
54AQI
61AQI
62AQI
63AQI
61AQI
61AQI
64AQI
56AQI
57AQI
53AQI
55AQI
57AQI
52AQI
49AQI
55AQI
63AQI
56AQI
47AQI
47AQI
51AQI
55AQI
48AQI
39AQI
46AQI
41AQI
37AQI
41AQI
42AQI
41AQI
46AQI
49AQI
44AQI
43AQI
48AQI
52AQI
56AQI
51AQI
49AQI
47AQI
49AQI
46AQI
46AQI
43AQI
41AQI
46AQI
44AQI
36AQI
39AQI
38AQI
41AQI
40AQI
39AQI
40AQI
42AQI
47AQI
39AQI
51AQI
49AQI
42AQI
No. of days
202546AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
June39AQI
Most & Least Polluted Years Over the Last 1 Years
Shenzhen's annual 2025 AQI (46) shows an average percentage change of NaN% (improved AQI) compared to previous years: .