Siemreab weather in January 2026

Expect daytime maximum temperatures of 31°C in Siemreab, 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 Siemreab31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in January in Siemreab1
    1 day with some rainfall
  • 19°C minimum night-time temperature in January in Siemreab19
    19°C min night temperature
  • 11 hours of daylight per day in January in Siemreab11
    11 hours of daylight per day
  • High heat & humidity in January in SiemreabH
    High heat & humidity
  • 1 mm monthly rainfall in January in Siemreab1
    1 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in January in Siemreab10
    10 (Very High) UV index

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The January weather guide for Cambodia (Siemreab) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Siemreab in January?

Daytime temperatures usually reach 31°C in Siemreab in January with high heat and humidity, falling to 19°C at night.

How sunny is it in Siemreab in January?

There are normally 9 hours of bright sunshine each day in Siemreab in January - that's 79% of daylight hours.

Does it ever rain in Siemreab in January?

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

Siemreab January sunrise & sunset times

Browse the sunrise and sunset times for Siemreab in January 2026. Select a month to view Siemreab sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:27 17:49
Friday, 16th January 2026 06:31 17:57
Saturday, 31st January 2026 06:31 18:05

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