Siem Reap weather live forecast

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

5-day weather forecast updated at 04:00 on Saturday 22nd August 2026 GMT

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

Siem Reap weather forecast by day

Below are the detailed weather forecasts for Siem Reap for the next 5 days.

Siem Reap weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 19 kph from the west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 84% chance of some rain84
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Siem Reap weather for Sunday 23rd August 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 18 kph from the west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 86% chance of some rain86
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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Siem Reap weather for Monday 24th August 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 18 kph from the west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 62% chance of some rain62
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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Siem Reap weather for Tuesday 25th August 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a moderate breeze of 21 kph from the west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 72% chance of some rain72
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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Siem Reap weather for Wednesday 26th August 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a gentle breeze of 19 kph from the south-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 11 (Extreme)11
    UV index (Extreme)
  • 81% chance of some rain81
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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