Air Quality in Siem Reap, Cambodia
Rain
30.0°C · 74.6% humidity
30.0°
Feels 36.4°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Siem Reap's air quality — share it
AQI Forecast
Calibrated
21
7am
8
29
17
10am
16
16
16
1pm
17
17
17
4pm
17
17
17
7pm
17
17
16
10pm
16
16
16
1am
16
16
16
4am
16
16
Station readings
21
8
29
14
CAMS model
adj -8
24
24
24
24
24
24
24
25
25
25
25
25
25
25
25
24
24
24
24
24
24
24
24
24
Air Quality Index Trend
48h · 2 stnSiem Reap'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.
74.6%
Humidity
86.6 km/h
Wind WSW
1005.3 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.06 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Siem Reap?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.54.06 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
Station readings (2 stations within 25 km)
4.06
Median
4.43
Average
4.0
Low
4.86
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +1.7
What is the 7-day forecast for Siem Reap?
06-09
30.0° 25.3°
5.81 mm
06-10
29.2° 23.7°
5.31 mm
06-11
33.6° 25.9°
0.94 mm
06-12
29.4° 24.4°
8.56 mm
06-13
27.8° 24.1°
3.44 mm
06-14
31.2° 24.8°
8.0 mm
06-15
26.7° 25.3°
6.31 mm
Both models agree
Avg diff: 2.2°C
Where are air quality stations near Siem Reap?
12
cambodia-siem-reap-street-20
30
cambodia-siem-reap-canal-street
–
Sala Kamreuk Village, Siem Reap
What cities are near Siem Reap?
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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 2026-06-09T03:51 UTC.