Phnom Penh weather live forecast

Today's maximum temperature in Phnom Penh is expected to be 27°C. Select a day from the live weather forecast for Phnom Penh, Cambodia for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 20th September 2026 GMT

More about Phnom Penh

Phnom Penh by month

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

Recommended for Cambodia

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

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

Phnom Penh weather forecast by day

Below are the detailed weather forecasts for Phnom Penh for the next 5 days.

Phnom Penh weather for Sunday 20th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and little or no wind of 3 kph from the north-west.

  • 27°C maximum temperature27
    °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)
  • 76% chance of some rain76
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the North-West3
    kph wind from NW

Back to top

Phnom Penh weather for Monday 21st September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and little or no wind of 3 kph from the north.

  • 28°C maximum temperature28
    °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 7 (High)7
    UV index (High)
  • 85% chance of some rain85
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Phnom Penh weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 30-40 mm of rainfall expected with 77% chance of some rain and little or no wind of 3 kph from the north.

  • 28°C maximum temperature28
    °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 8 (Very High)8
    UV index (Very High)
  • 77% chance of some rain77
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Phnom Penh weather for Wednesday 23rd September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 30-40 mm of rainfall expected with 87% chance of some rain and little or no wind of 3 kph from the north.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 87% chance of some rain87
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the North3
    kph wind from N

Back to top

Phnom Penh weather for Thursday 24th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (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-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 92% chance of some rain92
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the North-West3
    kph wind from NW

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 ^