Ban Piang Luang, Chiang Mai, Thailand 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
Ban Piang Luang, Chiang Mai, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Ban Piang Luang, Chiang Mai, Thailand
6 AM20th Sep 2025
6 PM
5 AM21st Sep 2025
55AQI
34AQI
53AQI
49AQI
In the last 24 hours,
Ban Piang Luang's AQI reached its highest point of 55 at 6 AM during the Day, while the lowest point, 34, was recorded at 8 AM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ban Piang Luang, Chiang Mai, Thailand
23°C18/30°C
22°C19/29°C
23°C19/29°C
24°C18/32°C
22°C18/27°C
21°C19/23°C
21°C18/26°C
23°C16/31°C
23°C18/31°C
22°C19/27°C
22°C19/27°C
23°C19/30°C
23°C19/30°C
24°C18/31°C
24°C18/33°C
24°C19/32°C
24°C18/32°C
23°C18/32°C
23°C18/31°C
23°C19/27°C
22°C19/26°C
23°C19/29°C
23°C19/30°C
23°C18/29°C
23°C18/31°C
23°C18/31°C
24°C17/33°C
23°C18/31°C
23°C18/29°C
23°C19/29°C
--°C/°C
53AQI
44AQI
54AQI
53AQI
2025 Days Vs Air Quality
Ban Piang Luang, Chiang Mai, Thailand
37%
98
35%
93
25%
66
2%
6
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2025, 37% of 264 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
Ban Piang Luang, Chiang Mai, Thailand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
84AQI
78AQI
80AQI
89AQI
93AQI
101AQI
97AQI
105AQI
109AQI
105AQI
97AQI
88AQI
94AQI
93AQI
96AQI
92AQI
90AQI
89AQI
91AQI
99AQI
104AQI
102AQI
104AQI
102AQI
98AQI
97AQI
90AQI
89AQI
98AQI
110AQI
102AQI
99AQI
98AQI
101AQI
108AQI
107AQI
109AQI
106AQI
104AQI
95AQI
101AQI
105AQI
106AQI
103AQI
104AQI
100AQI
118AQI
118AQI
114AQI
109AQI
109AQI
99AQI
106AQI
94AQI
80AQI
71AQI
66AQI
68AQI
75AQI
75AQI
80AQI
94AQI
109AQI
125AQI
117AQI
126AQI
116AQI
106AQI
94AQI
103AQI
103AQI
103AQI
111AQI
131AQI
125AQI
141AQI
125AQI
112AQI
104AQI
122AQI
134AQI
150AQI
149AQI
151AQI
143AQI
150AQI
160AQI
161AQI
163AQI
158AQI
153AQI
150AQI
147AQI
150AQI
148AQI
143AQI
114AQI
105AQI
130AQI
130AQI
128AQI
99AQI
86AQI
64AQI
65AQI
67AQI
60AQI
58AQI
62AQI
67AQI
72AQI
82AQI
91AQI
99AQI
107AQI
110AQI
109AQI
82AQI
74AQI
68AQI
62AQI
64AQI
60AQI
66AQI
66AQI
80AQI
103AQI
108AQI
99AQI
118AQI
104AQI
82AQI
67AQI
63AQI
48AQI
48AQI
49AQI
46AQI
45AQI
49AQI
56AQI
56AQI
51AQI
46AQI
44AQI
43AQI
46AQI
42AQI
42AQI
43AQI
44AQI
45AQI
44AQI
53AQI
63AQI
68AQI
65AQI
65AQI
62AQI
61AQI
52AQI
46AQI
44AQI
46AQI
45AQI
43AQI
40AQI
43AQI
41AQI
41AQI
44AQI
46AQI
48AQI
43AQI
42AQI
43AQI
46AQI
45AQI
45AQI
45AQI
48AQI
49AQI
49AQI
51AQI
47AQI
45AQI
47AQI
43AQI
46AQI
49AQI
48AQI
48AQI
49AQI
46AQI
46AQI
46AQI
45AQI
45AQI
43AQI
42AQI
42AQI
43AQI
47AQI
44AQI
41AQI
40AQI
45AQI
47AQI
43AQI
42AQI
45AQI
51AQI
54AQI
54AQI
52AQI
54AQI
52AQI
48AQI
45AQI
40AQI
39AQI
42AQI
45AQI
46AQI
47AQI
47AQI
46AQI
48AQI
46AQI
48AQI
48AQI
52AQI
50AQI
50AQI
49AQI
47AQI
49AQI
47AQI
46AQI
46AQI
48AQI
49AQI
50AQI
50AQI
51AQI
53AQI
47AQI
53AQI
52AQI
54AQI
56AQI
57AQI
52AQI
50AQI
51AQI
50AQI
47AQI
50AQI
50AQI
51AQI
54AQI
51AQI
46AQI
96AQI
99AQI
124AQI
101AQI
63AQI
49AQI
46AQI
48AQI
51AQI
No. of days
202576AQI
Highest AQI recorded in
March124AQI
Lowest AQI recorded in
July46AQI
202466AQI
Highest AQI recorded in
April138AQI
Lowest AQI recorded in
July36AQI
202393AQI
Highest AQI recorded in
April204AQI
Lowest AQI recorded in
July25AQI
202270AQI
Highest AQI recorded in
March125AQI
Lowest AQI recorded in
July28AQI
202175AQI
Highest AQI recorded in
March185AQI
Lowest AQI recorded in
July26AQI
202060AQI
Highest AQI recorded in
March191AQI
Lowest AQI recorded in
June22AQI
Most & Least Polluted Years Over the Last 6 Years
Ban Piang Luang's annual 2025 AQI (76) shows an average percentage change of 6.7% (worsened AQI) compared to previous years: 2020 (60), 2021 (75), 2022 (70), 2023 (93), 2024 (66).