Phnom Penh weather live forecast

Today's maximum temperature in Phnom Penh is expected to be 31°C. Select a day from the live weather forecast for Phnom Penh, Cambodia for more weather parameters.

• Sunday
  6th Sep
  31
  26
  
  7
  11
• Monday
  7th Sep
  31
  27
  
  7
  11
• Tuesday
  8th Sep
  32
  26
  
  6
  10
• Wednesday
  9th Sep
  31
  26
  
  6
  10
• Thursday
  10th Sep
  29
  26
  
  4
  5

5-day weather forecast updated at 04:00 on Sunday 6th September 2026 GMT

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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 6th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and little or no wind of 5 kph from the south-west.

• 31
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 74
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 5
  kph wind from SW

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Phnom Penh weather for Monday 7th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 77% chance of some rain and little or no wind of 4 kph from the south-west.

• 31
  °C maximum temperature
• 27
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 77
  % chance of some rain
• <20
  mm of rainfall expected
• M
  moderate heat & humidity
• 4
  kph wind from SW

Back to top

Phnom Penh weather for Tuesday 8th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and little or no wind of 4 kph from the south-west.

• 32
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 57
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 4
  kph wind from SW

Back to top

Phnom Penh weather for Wednesday 9th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and little or no wind of 4 kph from the south-west.

• 31
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 64
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 4
  kph wind from SW

Back to top

Phnom Penh weather for Thursday 10th September 2026

Expect isolated thunderstorms in Phnom Penh, Cambodia with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and little or no wind of 3 kph from the south-west.

• 29
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 4
  hours of sunshine
• 5
  UV index (Moderate)
• 87
  % chance of some rain
• <30
  mm of rainfall expected
• L
  low heat & humidity
• 3
  kph wind from SW

Back to top

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• Book online with exclusive discount code

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

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