Nam Som, Tha Bo, Nong Khai, 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
Nam Som, Tha Bo, Nong Khai, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 58 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Nam Som, Tha Bo, Nong Khai, Thailand
5 AM4th Aug 2025
6 PM
4 AM5th Aug 2025
AQI
AQI
63AQI
49AQI
In the last 24 hours,
Nam Som's AQI reached its highest point of 63 at 1 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Nam Som, Tha Bo, Nong Khai, Thailand
24°C23/26°C
25°C22/30°C
25°C22/29°C
26°C22/33°C
25°C23/28°C
23°C21/24°C
24°C22/26°C
26°C22/32°C
26°C22/33°C
25°C23/31°C
24°C23/26°C
25°C22/29°C
25°C21/31°C
26°C21/32°C
26°C22/31°C
25°C22/29°C
23°C23/24°C
23°C22/25°C
24°C22/27°C
24°C23/25°C
24°C23/27°C
24°C22/25°C
24°C22/27°C
26°C23/32°C
24°C23/27°C
25°C22/30°C
25°C22/32°C
26°C22/33°C
26°C22/32°C
--°C/°C
--°C/°C
52AQI
46AQI
51AQI
50AQI
2025 Days Vs Air Quality
Nam Som, Tha Bo, Nong Khai, Thailand
28%
60
46%
98
23%
50
3%
7
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2025, 28% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Nam Som, Tha Bo, Nong Khai, Thailand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
91AQI
94AQI
94AQI
107AQI
112AQI
123AQI
129AQI
129AQI
121AQI
94AQI
91AQI
100AQI
105AQI
116AQI
106AQI
92AQI
105AQI
115AQI
116AQI
125AQI
127AQI
128AQI
132AQI
139AQI
138AQI
121AQI
82AQI
88AQI
97AQI
105AQI
120AQI
119AQI
119AQI
122AQI
89AQI
100AQI
112AQI
113AQI
81AQI
77AQI
89AQI
99AQI
109AQI
107AQI
113AQI
104AQI
128AQI
121AQI
115AQI
101AQI
106AQI
96AQI
93AQI
75AQI
64AQI
61AQI
57AQI
67AQI
77AQI
78AQI
86AQI
98AQI
108AQI
109AQI
113AQI
77AQI
76AQI
83AQI
76AQI
93AQI
100AQI
85AQI
88AQI
107AQI
91AQI
88AQI
85AQI
101AQI
98AQI
121AQI
143AQI
152AQI
162AQI
162AQI
158AQI
153AQI
154AQI
153AQI
125AQI
118AQI
102AQI
112AQI
130AQI
133AQI
123AQI
102AQI
92AQI
89AQI
86AQI
84AQI
85AQI
72AQI
66AQI
73AQI
66AQI
68AQI
62AQI
61AQI
62AQI
62AQI
66AQI
73AQI
77AQI
82AQI
89AQI
89AQI
77AQI
76AQI
73AQI
73AQI
77AQI
74AQI
72AQI
75AQI
74AQI
71AQI
74AQI
62AQI
59AQI
58AQI
48AQI
47AQI
51AQI
57AQI
54AQI
45AQI
50AQI
47AQI
46AQI
49AQI
56AQI
52AQI
54AQI
47AQI
45AQI
41AQI
41AQI
38AQI
37AQI
47AQI
40AQI
42AQI
41AQI
43AQI
50AQI
52AQI
50AQI
49AQI
47AQI
47AQI
52AQI
47AQI
46AQI
49AQI
54AQI
51AQI
49AQI
49AQI
48AQI
46AQI
46AQI
47AQI
44AQI
44AQI
46AQI
49AQI
50AQI
48AQI
47AQI
48AQI
48AQI
51AQI
46AQI
52AQI
50AQI
54AQI
49AQI
50AQI
52AQI
54AQI
56AQI
52AQI
52AQI
51AQI
52AQI
52AQI
47AQI
46AQI
42AQI
43AQI
42AQI
43AQI
41AQI
37AQI
40AQI
43AQI
50AQI
45AQI
45AQI
43AQI
48AQI
54AQI
59AQI
56AQI
58AQI
111AQI
97AQI
111AQI
84AQI
54AQI
48AQI
48AQI
58AQI
No. of days
202578AQI
Highest AQI recorded in
January111AQI
Lowest AQI recorded in
June48AQI
202467AQI
Highest AQI recorded in
April126AQI
Lowest AQI recorded in
September32AQI
2023100AQI
Highest AQI recorded in
March166AQI
Lowest AQI recorded in
July35AQI
2022100AQI
Highest AQI recorded in
October125AQI
Lowest AQI recorded in
November88AQI
Most & Least Polluted Years Over the Last 4 Years
Nam Som's annual 2025 AQI (78) shows an average percentage change of -8.3% (improved AQI) compared to previous years: 2022 (100), 2023 (100), 2024 (67).