Nong Na Kham Subdistrict, Udon Thani, Udon Thani, 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
Nong Na Kham Subdistrict, Udon Thani, Udon Thani, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (3rd September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Sep - 4th Sep 2025
Nong Na Kham Subdistrict, Udon Thani, Udon Thani, Thailand
5 AM3rd Sep 2025
6 PM
4 AM4th Sep 2025
58AQI
50AQI
64AQI
51AQI
In the last 24 hours,
Nong Na Kham Subdistrict's AQI reached its highest point of 64 at 9 PM during the Night, while the lowest point, 50, was recorded at 6 PM during the Day between 3rd Sep and 4th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Nong Na Kham Subdistrict, Udon Thani, Udon Thani, Thailand
30°C26/35°C
28°C25/34°C
27°C24/32°C
29°C24/34°C
30°C25/35°C
30°C26/35°C
29°C25/33°C
27°C25/31°C
29°C25/33°C
28°C25/33°C
27°C24/30°C
26°C23/30°C
26°C24/31°C
25°C23/27°C
27°C23/32°C
28°C23/33°C
27°C24/31°C
27°C24/31°C
27°C23/32°C
28°C24/33°C
27°C24/32°C
24°C23/27°C
25°C23/29°C
24°C23/26°C
26°C23/31°C
24°C23/26°C
24°C23/27°C
26°C23/31°C
27°C23/31°C
27°C24/32°C
--°C/°C
53AQI
44AQI
53AQI
51AQI
2025 Days Vs Air Quality
Nong Na Kham Subdistrict, Udon Thani, Udon Thani, Thailand
34%
84
49%
120
15%
37
2%
5
Total number of days with different AQI categories in last 247 days in 2025 (118 days remaining)
Under WHO’s Safe Air Quality Limits: 34%
Health Risk Level:
High
In 2025, 34% of 247 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
Nong Na Kham Subdistrict, Udon Thani, Udon Thani, Thailand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
87AQI
89AQI
91AQI
106AQI
105AQI
118AQI
129AQI
116AQI
102AQI
82AQI
86AQI
97AQI
103AQI
110AQI
95AQI
82AQI
106AQI
112AQI
111AQI
123AQI
123AQI
131AQI
138AQI
140AQI
144AQI
106AQI
76AQI
81AQI
89AQI
96AQI
111AQI
116AQI
123AQI
113AQI
77AQI
82AQI
103AQI
89AQI
65AQI
68AQI
72AQI
84AQI
105AQI
81AQI
85AQI
93AQI
110AQI
88AQI
87AQI
80AQI
91AQI
75AQI
75AQI
61AQI
59AQI
58AQI
53AQI
68AQI
82AQI
88AQI
94AQI
94AQI
110AQI
108AQI
106AQI
69AQI
68AQI
76AQI
66AQI
81AQI
91AQI
74AQI
84AQI
91AQI
81AQI
75AQI
77AQI
97AQI
101AQI
122AQI
125AQI
148AQI
154AQI
160AQI
160AQI
154AQI
153AQI
145AQI
96AQI
88AQI
85AQI
100AQI
113AQI
127AQI
123AQI
102AQI
96AQI
93AQI
90AQI
79AQI
82AQI
73AQI
65AQI
77AQI
71AQI
75AQI
63AQI
65AQI
63AQI
65AQI
72AQI
76AQI
80AQI
78AQI
83AQI
80AQI
71AQI
78AQI
68AQI
73AQI
74AQI
72AQI
70AQI
75AQI
71AQI
69AQI
68AQI
62AQI
57AQI
56AQI
47AQI
43AQI
56AQI
53AQI
46AQI
45AQI
53AQI
48AQI
50AQI
47AQI
52AQI
47AQI
47AQI
44AQI
41AQI
35AQI
37AQI
43AQI
42AQI
43AQI
45AQI
44AQI
41AQI
42AQI
52AQI
54AQI
55AQI
58AQI
54AQI
53AQI
49AQI
46AQI
44AQI
46AQI
46AQI
38AQI
42AQI
43AQI
49AQI
46AQI
45AQI
47AQI
45AQI
44AQI
42AQI
42AQI
44AQI
47AQI
42AQI
41AQI
43AQI
45AQI
43AQI
41AQI
45AQI
47AQI
43AQI
43AQI
49AQI
49AQI
52AQI
46AQI
51AQI
47AQI
50AQI
52AQI
44AQI
48AQI
44AQI
43AQI
40AQI
39AQI
40AQI
44AQI
44AQI
47AQI
52AQI
51AQI
49AQI
48AQI
48AQI
53AQI
58AQI
56AQI
57AQI
57AQI
56AQI
54AQI
49AQI
52AQI
48AQI
45AQI
42AQI
48AQI
50AQI
51AQI
49AQI
47AQI
45AQI
48AQI
49AQI
50AQI
56AQI
55AQI
53AQI
51AQI
53AQI
47AQI
49AQI
50AQI
53AQI
51AQI
48AQI
47AQI
48AQI
52AQI
106AQI
84AQI
104AQI
82AQI
53AQI
46AQI
46AQI
51AQI
49AQI
No. of days
202571AQI
Highest AQI recorded in
January106AQI
Lowest AQI recorded in
June46AQI
202455AQI
Highest AQI recorded in
November81AQI
Lowest AQI recorded in
April30AQI
202342AQI
Highest AQI recorded in
November73AQI
Lowest AQI recorded in
July11AQI
202248AQI
Highest AQI recorded in
December59AQI
Lowest AQI recorded in
November35AQI
Most & Least Polluted Years Over the Last 4 Years
Nong Na Kham Subdistrict's annual 2025 AQI (71) shows an average percentage change of 49.1% (worsened AQI) compared to previous years: 2022 (48), 2023 (42), 2024 (55).