Siemreab weather live forecast

Today's maximum temperature in Siemreab is expected to be 30°C. Select a day from the live weather forecast for Siemreab, Cambodia for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 20th March 2026 GMT

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The 5-day weather forecast for Cambodia (Siemreab) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Siemreab weather forecast by day

Below are the detailed weather forecasts for Siemreab for the next 5 days.

Siemreab weather for Friday 20th March 2026

Expect isolated thunderstorms in Siemreab, Cambodia with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 49% chance of some rain and little or no wind of 6 kph from the west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 49% chance of some rain49
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 6 kph from the West6
    kph wind from W

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Siemreab weather for Saturday 21st March 2026

Expect isolated thunderstorms in Siemreab, Cambodia with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a light breeze of 7 kph from the south-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 kph from the South-East7
    kph wind from SE

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Siemreab weather for Sunday 22nd March 2026

Expect isolated thunderstorms in Siemreab, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a light breeze of 11 kph from the west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 44% chance of some rain44
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 11 kph from the West11
    kph wind from W

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Siemreab weather for Monday 23rd March 2026

Expect isolated thunderstorms in Siemreab, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a light breeze of 9 kph from the west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 54% chance of some rain54
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 9 kph from the West9
    kph wind from W

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Siemreab weather for Tuesday 24th March 2026

Expect isolated thunderstorms in Siemreab, Cambodia with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a light breeze of 8 kph from the west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 30% chance of some rain30
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the West8
    kph wind from W

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  • Book selected stays in popular destinations around the world
  • Travel before 31st December 2026 (inclusive)
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Metric (°C / mm)  |  Imperial (°F / inches)

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