Air Quality in Chiang Rai, Thailand
Rain
22.4°C · 97.3% humidity
22.4°
Feels 22.4°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
24
4am
4
33
23
7am
21
20
19
10am
18
17
17
1pm
17
16
16
4pm
16
16
16
7pm
16
16
16
10pm
16
16
16
1am
16
16
Station readings
24
4
33
CAMS model
adj -9
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Air Quality Index Trend
47h · 2 stnChiang Rai's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. The worst conditions typically occur from February to April during the regional burning season.
97.3%
Humidity
13.6 km/h
Wind W
1006.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.46 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Chiang Rai?
Temperature & Precipitation
PM2.5 Trend
47h · 2 stationsPM2.55.46 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (8 stations within 25 km)
5.46
Median
2.76
Average
1.0
Low
5.8
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +0.8
What is the 7-day forecast for Chiang Rai?
08-03
28.0° 21.5°
11.94 mm
08-04
26.2° 22.3°
18.69 mm
08-05
27.9° 21.3°
10.63 mm
08-06
23.2° 21.4°
3.94 mm
08-07
27.2° 21.6°
10.44 mm
08-08
25.7° 21.8°
9.56 mm
08-09
25.3° 22.4°
18.06 mm
Both models agree
Avg diff: 3.4°C
Where are air quality stations near Chiang Rai?
27
Mueang Chiang Rai
27
Mueang Chiang Rai
33
Mueang Chiang Rai
24
Mueang Chiang Rai
26
Mueang Chiang Rai
33
Mueang Chiang Rai
40
Mueang Chiang Rai
32
Mueang Chiang Rai
26
Mueang Chiang Rai
21
Mueang Chiang Rai
What cities are near Chiang Rai?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T00:00 UTC.