Baiyun, Guangzhou, 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
Baiyun, Guangzhou, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Baiyun, Guangzhou, Guangdong Province, China
6 AM16th Sep 2025
6 PM
5 AM17th Sep 2025
53AQI
38AQI
67AQI
52AQI
In the last 24 hours,
Baiyun's AQI reached its highest point of 67 at 2 AM during the Night, while the lowest point, 38, was recorded at 1 PM during the Day between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Baiyun, Guangzhou, Guangdong Province, China
27°C26/28°C
28°C26/30°C
30°C27/34°C
30°C28/35°C
31°C28/35°C
32°C29/37°C
31°C28/34°C
31°C28/36°C
32°C28/36°C
32°C29/35°C
30°C27/34°C
32°C28/36°C
32°C28/35°C
31°C28/36°C
32°C29/36°C
32°C29/37°C
32°C29/37°C
33°C29/37°C
32°C29/37°C
33°C29/37°C
31°C28/35°C
26°C25/27°C
28°C26/32°C
29°C26/33°C
30°C26/34°C
31°C27/36°C
31°C28/36°C
31°C28/36°C
31°C28/36°C
31°C28/35°C
--°C/°C
54AQI
50AQI
55AQI
54AQI
2025 Days Vs Air Quality
Baiyun, Guangzhou, Guangdong Province, China
36%
40
64%
71
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2025, 36% of 260 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Baiyun, Guangzhou, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
54AQI
57AQI
61AQI
58AQI
53AQI
62AQI
63AQI
68AQI
60AQI
57AQI
61AQI
61AQI
52AQI
50AQI
49AQI
48AQI
50AQI
47AQI
42AQI
46AQI
42AQI
42AQI
40AQI
42AQI
41AQI
40AQI
45AQI
37AQI
41AQI
40AQI
42AQI
39AQI
36AQI
42AQI
50AQI
58AQI
62AQI
64AQI
68AQI
58AQI
62AQI
60AQI
50AQI
56AQI
56AQI
61AQI
62AQI
65AQI
67AQI
73AQI
58AQI
45AQI
45AQI
50AQI
49AQI
53AQI
55AQI
59AQI
72AQI
76AQI
64AQI
65AQI
64AQI
58AQI
56AQI
56AQI
57AQI
52AQI
48AQI
50AQI
62AQI
69AQI
61AQI
57AQI
58AQI
62AQI
58AQI
49AQI
52AQI
52AQI
47AQI
46AQI
47AQI
49AQI
52AQI
57AQI
51AQI
51AQI
55AQI
58AQI
59AQI
57AQI
55AQI
56AQI
58AQI
58AQI
60AQI
59AQI
60AQI
62AQI
59AQI
46AQI
49AQI
50AQI
54AQI
49AQI
50AQI
53AQI
55AQI
53AQI
47AQI
49AQI
58AQI
55AQI
55AQI
No. of days
202554AQI
Highest AQI recorded in
July58AQI
Lowest AQI recorded in
May47AQI
Most & Least Polluted Years Over the Last 1 Years
Baiyun's annual 2025 AQI (54) shows an average percentage change of NaN% (improved AQI) compared to previous years: .