Air Quality in Ko Samui, Thailand
Drizzle
29.1°C · 75.3% humidity
29.1°
Feels 35.0°
5
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Ko Samui's air quality — share it
AQI Forecast
Calibrated
8
11pm
8
8
5
2am
8
8
8
5am
8
8
8
8am
8
8
8
11am
8
8
8
2pm
9
8
8
5pm
8
9
8
8pm
8
8
Station readings
1
7
3
CAMS model
adj -16
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
25
24
24
24
25
24
24
24
Air Quality Index Trend
23h · 1 stnKo Samui'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.
75.3%
Humidity
122.1 km/h
Wind WSW
1008.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
1.13 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Ko Samui?
Temperature & Precipitation
PM2.5 Trend
23h · 1 stationPM2.51.13 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
1.13
Median
1.13
Average
1.13
Low
1.13
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +4.8
What is the 7-day forecast for Ko Samui?
06-08
29.3° 28.7°
0.38 mm
06-09
31.0° 29.1°
0.88 mm
06-10
30.3° 28.9°
6.69 mm
06-11
30.5° 28.4°
0.69 mm
06-12
31.2° 26.8°
1.06 mm
06-13
30.4° 28.7°
1.63 mm
06-14
31.1° 27.8°
Both models agree
Avg diff: 1.4°C
Where are air quality stations near Ko Samui?
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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 2026-06-08T19:28 UTC.