Mae Suai, Chiang Rai, Chiang Rai, Thailand Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Mae Suai, Chiang Rai, Chiang Rai, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 50 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Aug - 22nd Aug 2025
Mae Suai, Chiang Rai, Chiang Rai, Thailand
6 AM21st Aug 2025
6 PM
5 AM22nd Aug 2025
AQI
AQI
56AQI
37AQI
In the last 24 hours,
Mae Suai's AQI reached its highest point of 56 at 10 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 21st Aug and 22nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Mae Suai, Chiang Rai, Chiang Rai, Thailand
21°C20/22°C
22°C20/26°C
22°C20/26°C
22°C20/25°C
23°C21/26°C
22°C20/24°C
23°C21/29°C
25°C20/31°C
24°C20/31°C
24°C21/31°C
25°C20/32°C
25°C20/33°C
24°C20/30°C
23°C20/29°C
22°C19/27°C
22°C19/26°C
23°C19/29°C
23°C20/32°C
24°C19/32°C
23°C20/29°C
23°C20/28°C
23°C19/28°C
24°C20/31°C
23°C20/29°C
23°C20/26°C
23°C20/30°C
23°C19/31°C
23°C19/31°C
23°C19/28°C
--°C/°C
--°C/°C
47AQI
37AQI
47AQI
45AQI
2025 Days Vs Air Quality
Mae Suai, Chiang Rai, Chiang Rai, Thailand
36%
84
31%
72
28%
66
5%
11
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2025, 36% of 233 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
Mae Suai, Chiang Rai, Chiang Rai, Thailand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
90AQI
82AQI
85AQI
94AQI
96AQI
109AQI
103AQI
112AQI
122AQI
112AQI
107AQI
89AQI
93AQI
96AQI
101AQI
97AQI
96AQI
97AQI
96AQI
112AQI
116AQI
116AQI
120AQI
115AQI
107AQI
106AQI
86AQI
88AQI
100AQI
112AQI
104AQI
100AQI
99AQI
106AQI
114AQI
114AQI
113AQI
113AQI
110AQI
97AQI
107AQI
111AQI
114AQI
115AQI
110AQI
107AQI
126AQI
130AQI
131AQI
118AQI
116AQI
102AQI
102AQI
94AQI
79AQI
68AQI
66AQI
67AQI
72AQI
71AQI
79AQI
96AQI
109AQI
129AQI
126AQI
134AQI
117AQI
107AQI
96AQI
104AQI
108AQI
103AQI
109AQI
135AQI
127AQI
142AQI
129AQI
102AQI
96AQI
113AQI
137AQI
150AQI
156AQI
158AQI
156AQI
156AQI
162AQI
162AQI
165AQI
158AQI
153AQI
151AQI
150AQI
151AQI
150AQI
141AQI
110AQI
107AQI
134AQI
131AQI
130AQI
99AQI
81AQI
61AQI
59AQI
55AQI
56AQI
53AQI
58AQI
60AQI
65AQI
82AQI
88AQI
99AQI
107AQI
108AQI
109AQI
79AQI
74AQI
68AQI
62AQI
66AQI
57AQI
65AQI
60AQI
72AQI
89AQI
91AQI
88AQI
101AQI
105AQI
73AQI
62AQI
60AQI
45AQI
44AQI
41AQI
37AQI
36AQI
44AQI
55AQI
57AQI
53AQI
43AQI
43AQI
37AQI
42AQI
38AQI
39AQI
36AQI
35AQI
42AQI
38AQI
48AQI
56AQI
61AQI
62AQI
69AQI
66AQI
64AQI
50AQI
43AQI
43AQI
40AQI
44AQI
39AQI
38AQI
41AQI
35AQI
37AQI
39AQI
41AQI
44AQI
37AQI
38AQI
40AQI
44AQI
41AQI
41AQI
41AQI
44AQI
47AQI
46AQI
49AQI
44AQI
42AQI
41AQI
36AQI
38AQI
42AQI
41AQI
40AQI
41AQI
38AQI
39AQI
40AQI
39AQI
40AQI
38AQI
39AQI
40AQI
41AQI
42AQI
42AQI
37AQI
36AQI
41AQI
43AQI
37AQI
37AQI
42AQI
48AQI
55AQI
54AQI
53AQI
55AQI
52AQI
45AQI
44AQI
33AQI
31AQI
36AQI
40AQI
45AQI
47AQI
47AQI
44AQI
47AQI
47AQI
50AQI
47AQI
52AQI
50AQI
102AQI
104AQI
126AQI
99AQI
57AQI
46AQI
41AQI
46AQI
No. of days
202579AQI
Highest AQI recorded in
March126AQI
Lowest AQI recorded in
July41AQI
202457AQI
Highest AQI recorded in
April164AQI
Lowest AQI recorded in
July36AQI
202396AQI
Highest AQI recorded in
March111AQI
Lowest AQI recorded in
July1AQI
202264AQI
Highest AQI recorded in
December77AQI
Lowest AQI recorded in
October31AQI
Most & Least Polluted Years Over the Last 4 Years
Mae Suai's annual 2025 AQI (79) shows an average percentage change of 13.9% (worsened AQI) compared to previous years: 2022 (64), 2023 (96), 2024 (57).