Air Quality in Siem Reap, Cambodia
Drizzle
26.2°C · 80.6% humidity
26.2°
Feels 26.2°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Siem Reap's air quality — share it
AQI Forecast
Calibrated
52
10pm
52
52
50
1am
50
50
50
4am
50
50
50
7am
49
49
49
10am
49
49
49
1pm
49
50
50
4pm
50
50
50
7pm
50
50
Station readings
42
40
59
CAMS model
adj +25
27
27
27
25
25
25
25
25
25
25
24
24
24
24
24
24
24
25
25
25
25
25
25
25
Air Quality Index Trend
47h · 1 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.
80.6%
Humidity
70.3 km/h
Wind WSW
1005.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.93 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Siem Reap?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.511.93 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
11.93
Median
11.93
Average
11.93
Low
11.93
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -5.7
What is the 7-day forecast for Siem Reap?
07-21
27.1° 25.4°
4.81 mm
07-22
31.5° 25.8°
2.12 mm
07-23
26.8° 24.0°
12.94 mm
07-24
30.4° 24.6°
22.88 mm
07-25
26.5° 26.0°
6.31 mm
07-26
32.4° 24.5°
3.31 mm
07-27
31.8° 25.2°
5.94 mm
Both models agree
Avg diff: 3.0°C
Where are air quality stations near Siem Reap?
33
cambodia-siem-reap-street-20
59
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 2026-07-21T18:13 UTC.