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
AD 728×90

Air Quality Index Trend

47h · 2 stn

Chiang 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▲
23
5.46 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Chiang Rai?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.55.46 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
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
0.9 km PM2.5: 6.5 µg/m³
27
Mueang Chiang Rai
0.9 km PM2.5: 6.5 µg/m³
33
Mueang Chiang Rai
0.9 km PM2.5: 7.9 µg/m³
24
Mueang Chiang Rai
0.9 km PM2.5: 5.8 µg/m³
26
Mueang Chiang Rai
0.9 km PM2.5: 6.2 µg/m³
33
Mueang Chiang Rai
0.9 km PM2.5: 7.9 µg/m³
40
Mueang Chiang Rai
0.9 km PM2.5: 9.6 µg/m³
32
Mueang Chiang Rai
0.9 km PM2.5: 7.7 µg/m³
26
Mueang Chiang Rai
0.9 km PM2.5: 6.2 µg/m³
21
Mueang Chiang Rai
0.9 km PM2.5: 5.0 µg/m³

What cities are near Chiang Rai?

4 Mae Chan 4 Ban Khoan 4 Mae Sai 4 Tachilek 67 Ban Houakhoua 25 Phayao 5 Dok Kham Tai 19 San Kamphaeng 23 Möng Yawng 24 Chiang Mai
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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.