Best year time to visit Siem Reap

General weather information about Siem Reap

Average annual temperature is 27.4 °C

Absolute maximum temperature: 39.2 °C

Absolute minimum temperature: 16.4 °C

Number of sunny days: 84 days

Number of rainy days: 281 days

Look at detailed online map of Siem Reap

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

Siem Reap air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)32.934.537.137.539.233.733.132.731.832.332.533.3
Average daytime temperature (°C)29.432.735.034.533.531.530.731.430.231.030.731.0
Average temperature (°C)24.627.429.430.029.327.827.227.426.526.926.326.4
Average night temperature (°C)20.122.624.226.126.025.424.924.724.124.022.922.4
Absolute minimum temperature (°C)16.419.621.724.124.324.323.723.723.423.219.317.3

Siem Reap 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)11.411.712.112.412.812.912.812.612.211.811.511.3
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)8.910.510.810.410.69.47.58.66.58.69.910.0
Precipitation (mm)71164010018923536422540431913916
Sunny days2214201300001914
Rainy days91411292830313130302117
Snow days000000000000

Siem Reap - weather forecast by months

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

Best time to visit Siem Reap:

The largest precipitation sum in Siem Reap is at

  • June — 235(mm)
  • July — 364(mm)
  • August — 225(mm)
  • September — 404(mm)
  • October — 319(mm)

    • Weather forecast in the closest to Siem Reap admin centers

    Weather forecast in the closest towns to Siem Reap

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    Frequently asked questions

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