Na Chak, Mueang Phrae, Phrae, 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
Na Chak, Mueang Phrae, Phrae, Thailand
AQI Trends: Highest and Lowest
Same Day Analysis (7th February):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 88 of Moderate air quality, showing improvement over 2025 and 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Feb - 7th Feb 2026
Na Chak, Mueang Phrae, Phrae, Thailand
6 AM6th Feb 2026
6 PM
5 AM7th Feb 2026
106AQI
66AQI
104AQI
66AQI
In the last 24 hours,
Na Chak's AQI reached its highest point of 106 at 11 AM during the Day, while the lowest point, 66, was recorded at 11 PM during the Night between 6th Feb and 7th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Na Chak, Mueang Phrae, Phrae, Thailand
19°C13/27°C
20°C13/28°C
19°C12/27°C
19°C12/27°C
22°C16/30°C
23°C16/31°C
23°C16/31°C
24°C17/32°C
24°C17/32°C
24°C18/33°C
24°C17/34°C
23°C15/34°C
23°C16/33°C
23°C16/32°C
23°C16/32°C
23°C16/32°C
23°C16/32°C
23°C16/33°C
23°C16/33°C
24°C16/33°C
24°C17/33°C
24°C17/34°C
24°C17/35°C
25°C17/34°C
24°C18/34°C
24°C16/33°C
24°C16/34°C
25°C17/35°C
26°C18/36°C
26°C18/36°C
92AQI
58AQI
81AQI
62AQI
2026 Days Vs Air Quality
Na Chak, Mueang Phrae, Phrae, Thailand
5%
2
87%
33
8%
3
Total number of days with different AQI categories in last 39 days in 2026 (326 days remaining)
Under WHO’s Safe Air Quality Limits: 5%
Health Risk Level:
Extreme
In 2026, 5% 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
Na Chak, Mueang Phrae, Phrae, Thailand
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
71AQI (US)
70AQI (US)
57AQI (US)
44AQI (US)
56AQI (US)
54AQI (US)
48AQI (US)
59AQI (US)
62AQI (US)
61AQI (US)
63AQI (US)
70AQI (US)
73AQI (US)
77AQI (US)
74AQI (US)
79AQI (US)
67AQI (US)
60AQI (US)
59AQI (US)
59AQI (US)
61AQI (US)
61AQI (US)
69AQI (US)
69AQI (US)
62AQI (US)
67AQI (US)
70AQI (US)
86AQI (US)
87AQI (US)
104AQI (US)
110AQI (US)
111AQI (US)
94AQI (US)
72AQI (US)
69AQI (US)
85AQI (US)
87AQI (US)
88AQI (US)
68AQI (US)
87AQI (US)
No. of days
202671AQI (US)
Highest AQI (US) recorded in
February87AQI (US)
Lowest AQI (US) recorded in
January68AQI (US)
202575AQI (US)
Highest AQI (US) recorded in
March125AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202455AQI (US)
Highest AQI (US) recorded in
March119AQI (US)
Lowest AQI (US) recorded in
September17AQI (US)
202368AQI (US)
Highest AQI (US) recorded in
March167AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202235AQI (US)
Highest AQI (US) recorded in
October44AQI (US)
Lowest AQI (US) recorded in
November27AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Na Chak's annual 2026 AQI (US) (71) shows an average percentage change of 34.06% (worsened AQI (US)) compared to previous years: 2022 (35), 2023 (68), 2024 (55), 2025 (75).