Siem Reap weather live forecast

Today's maximum temperature in Siem Reap is expected to be 33°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 Sunday 4th October 2026 GMT

More about Siem Reap

Siem Reap by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Cambodia

Intrepid Travel sale: up to 15% off selected trips

  • Save up to 15% on selected small trips worldwide
  • Book tours across Europe, Africa, Asia & the Americas
  • Travel before 31st March 2027 (inclusive)
Go to Intrepid Travel deal >>

Expires at 23:59 on Saturday 31st Oct 2026 · View all Intrepid Travel offers

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 Sunday 4th October 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and little or no wind of 3 kph from the north-west.

  • 33°C maximum temperature33
    °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 9 (Very High)9
    UV index (Very High)
  • 58% chance of some rain58
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 kph from the North-West3
    kph wind from NW

Back to top

Siem Reap weather for Monday 5th October 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 31°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and little or no wind of 3 kph from the north-east.

  • 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 9 (Very High)9
    UV index (Very High)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 kph from the North-East3
    kph wind from NE

Back to top

Siem Reap weather for Tuesday 6th October 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 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and little or no wind of 3 kph from the north.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 92% chance of some rain92
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Siem Reap weather for Wednesday 7th October 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 31°C, high levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and little or no wind of 3 kph from the north.

  • 31°C maximum temperature31
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 74% chance of some rain74
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Siem Reap weather for Thursday 8th October 2026

Expect isolated thunderstorms in Siem Reap, Cambodia with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and little or no wind of 3 kph from the north.

  • 32°C maximum temperature32
    °C maximum temperature
  • 24°C minimum temperature24
    °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)
  • 62% chance of some rain62
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Much Better Adventures: 10% off any trip worldwide

  • Save EXTRA 10% on all active adventure holidays
  • Trips to Europe, Asia, Africa, Americas & Oceania
  • Book online with exclusive discount code
Show discount codeShow discount code ******W2T
Redeem Much Better Adventures discount code >>

Expires at 23:59 on Tuesday 20th Jul 2027 · View all Much Better Adventures offers

More about Cambodia

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^