Best year time to visit Siem Reab

General weather information about Siem Reab

Average annual temperature is 27.7 °C

Absolute maximum temperature: 37.5 °C

Absolute minimum temperature: 19.9 °C

Number of sunny days: 88 days

Number of rainy days: 277 days

Look at detailed online map of Siem Reab

* Weather data for Siem Reab Cambodia is based on climate observations for 2026 year

Siem Reab air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)32.233.536.637.037.535.633.534.532.432.231.932.7
Average daytime temperature (°C)29.632.434.434.934.333.431.532.930.931.130.631.1
Average temperature (°C)25.327.528.729.629.428.527.628.326.926.726.627.0
Average night temperature (°C)21.822.823.225.326.025.525.025.324.523.923.523.3
Absolute minimum temperature (°C)19.921.720.223.924.724.223.423.923.523.221.421.6

Siem Reab monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.511.812.112.412.612.812.712.512.211.911.611.5
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)8.510.410.910.510.09.28.39.37.39.09.79.9
Precipitation (mm)742899316521827418941247622623
Sunny days18162111111101017
Rainy days131210293029303029312014
Snow days000000000000

Siem Reab - weather forecast by months

Siem Reab weather in januarySiem Reab weather in februarySiem Reab weather in marchSiem Reab weather in aprilSiem Reab weather in maySiem Reab weather in juneSiem Reab weather in julySiem Reab weather in augustSiem Reab weather in septemberSiem Reab weather in octoberSiem Reab weather in novemberSiem Reab weather in december

Best time to visit Siem Reab:

The largest precipitation sum in Siem Reab is at

  • July — 274(mm)
  • September — 412(mm)
  • October — 476(mm)

    • Weather forecast in the closest to Siem Reab admin centers

    Weather forecast in the closest towns to Siem Reab

    Explore Siem Reab

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

    When is the best time to visit Siem Reab?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Siem Reab.
    What is the weather like in Siem Reab?
    See average temperature, rainfall and daylight hours for Siem Reab by month in the table above.
    How many sunny days does Siem Reab have?
    The monthly weather statistics above show sunshine and rainfall patterns for Siem Reab throughout the year.