Khonkaen, Khon Kaen, Khon Kaen, Thailand Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
Khonkaen, Khon Kaen, Khon Kaen, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (7th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 60 of Moderate air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Feb - 7th Feb 2026
Khonkaen, Khon Kaen, Khon Kaen, Thailand
6 AM6th Feb 2026
6 PM
5 AM7th Feb 2026
95AQI
19AQI
76AQI
48AQI
In the last 24 hours,
Khonkaen's AQI reached its highest point of 95 at 7 AM during the Day, while the lowest point, 19, was recorded at 3 PM during the Day between 6th Feb and 7th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Khonkaen, Khon Kaen, Khon Kaen, Thailand
18°C12/26°C
19°C12/27°C
20°C13/27°C
20°C14/27°C
22°C15/29°C
24°C17/31°C
25°C19/31°C
26°C20/33°C
28°C22/34°C
27°C23/32°C
27°C21/33°C
27°C21/34°C
25°C19/32°C
24°C18/31°C
22°C16/29°C
22°C16/29°C
24°C17/31°C
25°C20/32°C
24°C18/32°C
24°C18/32°C
24°C18/32°C
27°C21/33°C
26°C21/33°C
24°C18/32°C
23°C17/31°C
23°C16/30°C
25°C18/32°C
28°C22/36°C
29°C23/37°C
29°C24/36°C
87AQI
57AQI
91AQI
64AQI
2026 Days Vs Air Quality
Khonkaen, Khon Kaen, Khon Kaen, Thailand
13%
5
74%
28
13%
5
Total number of days with different AQI categories in last 39 days in 2026 (326 days remaining)
Under WHO’s Safe Air Quality Limits: 13%
Health Risk Level:
Extreme
In 2026, 13% of 39 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Khonkaen, Khon Kaen, Khon Kaen, Thailand
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
89AQI (US)
64AQI (US)
49AQI (US)
58AQI (US)
78AQI (US)
58AQI (US)
59AQI (US)
73AQI (US)
86AQI (US)
85AQI (US)
87AQI (US)
98AQI (US)
105AQI (US)
99AQI (US)
104AQI (US)
99AQI (US)
134AQI (US)
104AQI (US)
107AQI (US)
100AQI (US)
89AQI (US)
55AQI (US)
51AQI (US)
47AQI (US)
62AQI (US)
73AQI (US)
72AQI (US)
55AQI (US)
72AQI (US)
84AQI (US)
80AQI (US)
43AQI (US)
35AQI (US)
39AQI (US)
74AQI (US)
83AQI (US)
59AQI (US)
60AQI (US)
80AQI (US)
56AQI (US)
No. of days
202676AQI (US)
Highest AQI (US) recorded in
January80AQI (US)
Lowest AQI (US) recorded in
February56AQI (US)
202573AQI (US)
Highest AQI (US) recorded in
January110AQI (US)
Lowest AQI (US) recorded in
September43AQI (US)
202478AQI (US)
Highest AQI (US) recorded in
February117AQI (US)
Lowest AQI (US) recorded in
September55AQI (US)
202372AQI (US)
Highest AQI (US) recorded in
March122AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
202269AQI (US)
Highest AQI (US) recorded in
March101AQI (US)
Lowest AQI (US) recorded in
August42AQI (US)
202187AQI (US)
Highest AQI (US) recorded in
March128AQI (US)
Lowest AQI (US) recorded in
September58AQI (US)
202082AQI (US)
Highest AQI (US) recorded in
March123AQI (US)
Lowest AQI (US) recorded in
June55AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Khonkaen's annual 2026 AQI (US) (76) shows an average percentage change of -1.2% (improved AQI (US)) compared to previous years: 2020 (82), 2021 (87), 2022 (69), 2023 (72), 2024 (78), 2025 (73).