Air Quality in Chiang Rai, Thailand

Heavy Rain
22.9°C · 96.1% humidity
22.9°
Feels 22.9°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
15 3pm
19
19
25 6pm
23
22
21 9pm
21
20
20 12am
20
18
18 3am
18
18
19 6am
19
19
19 9am
19
19
19 12pm
19
19
Station readings
15
27
15
34
CAMS model adj -6
24
25
25
25
25
25
25
25
25
25
25
24
24
24
24
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

48h · 1 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.

96.1%
Humidity
13.5 km/h
Wind S
1004.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.89 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Chiang Rai?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.55.89 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (16 stations within 25 km)
5.89
Median
4.37
Average
1.0
Low
8.5
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +0.1

What is the 7-day forecast for Chiang Rai?

09-05
23.2° 21.2°
25.0 mm
09-06
27.0° 22.3°
12.94 mm
09-07
29.1° 20.0°
7.69 mm
09-08
26.7° 21.8°
27.19 mm
09-09
28.1° 21.2°
10.69 mm
09-10
31.0° 21.4°
3.13 mm
09-11
27.0° 20.9°
8.19 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Chiang Rai?

53
เทศบาลนครเชียงราย อ.เมือง จ.เชียงราย
0.6 km 32.1°C 57.8% RH PM2.5: 13.0 µg/m³ PM10: 15.0 µg/m³
34
Mueang Chiang Rai
0.9 km PM2.5: 8.2 µg/m³
31
Mueang Chiang Rai
0.9 km PM2.5: 7.4 µg/m³
31
Mueang Chiang Rai
0.9 km PM2.5: 7.4 µg/m³
17
Mueang Chiang Rai
0.9 km PM2.5: 4.1 µg/m³
14
Mueang Chiang Rai
0.9 km PM2.5: 3.4 µg/m³
33
Mueang Chiang Rai
0.9 km PM2.5: 7.9 µg/m³
42
Mueang Chiang Rai
0.9 km PM2.5: 10.1 µg/m³
24
Mueang Chiang Rai
0.9 km PM2.5: 5.8 µg/m³
14
Mueang Chiang Rai
0.9 km PM2.5: 3.4 µg/m³

What cities are near Chiang Rai?

15 Mae Chan 20 Ban Khoan 26 Mae Sai 27 Tachilek 67 Ban Houakhoua 8 Phayao 15 Dok Kham Tai 37 San Kamphaeng 28 Möng Yawng 52 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 2026-09-05T11:19 UTC.