Siem Reap weather in January 2027

Expect daytime maximum temperatures of 31°C in Siem Reap, Cambodia in January and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 31°C maximum daytime temperature in January in Siem Reap31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in January in Siem Reap1
    1 day with some rainfall
  • 19°C minimum night-time temperature in January in Siem Reap19
    19°C min night temperature
  • 11 hours of daylight per day in January in Siem Reap11
    11 hours of daylight per day
  • High heat & humidity in January in Siem ReapH
    High heat & humidity
  • 1 mm monthly rainfall in January in Siem Reap1
    1 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in January in Siem Reap10
    10 (Very High) UV index

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The January weather guide for Cambodia (Siem Reap) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

More about Cambodia

How hot is it in Siem Reap in January?

Daytime temperatures usually reach 32°C in Siem Reap in January with high heat and humidity, falling to 21°C at night.

How sunny is it in Siem Reap in January?

There are normally 9 hours of bright sunshine each day in Siem Reap in January - that's 76% of daylight hours.

Does it ever rain in Siem Reap in January?

There is usually 1 day with some rain in Siem Reap in January and the average monthly rainfall is 6mm.

Siem Reap January sunrise & sunset times

Browse the sunrise and sunset times for Siem Reap in January 2027. Select a month to view Siem Reap sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st January 2027 06:27 17:49
Saturday, 16th January 2027 06:31 17:57
Sunday, 31st January 2027 06:31 18:04

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