Which is the hottest month in Phnom Penh?

The hottest time of year in Phnom Penh is normally May. Expect maximum daytime temperatures to reach 34°C with extreme heat and humidity.

Which month has the most rain in Phnom Penh?

In terms of rainfall, October is usually the wettest month in Phnom Penh with 263mm on average. There are normally 17 days in October with some rain.

When is it sunniest in Phnom Penh?

The sunniest time of year in Phnom Penh is normally January with bright sunshine on average for 76% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Phnom Penh

Q: When is the best time to visit Phnom Penh?

The best time to visit Phnom Penh is November and December based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Phnom Penh by month

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

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When is the best time to visit Phnom Penh?

The best time to visit Phnom Penh is November and December based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

3.5
Jan
3.5
Feb
2
Mar
2
Apr
1.5
May
1.5
Jun
1.5
Jul
1.5
Aug
2
Sep
2.5
Oct
4
Nov
4
Dec

Change criteria

Max Day Temperature (°C)

32
Jan
32
Feb
34
Mar
34
Apr
34
May
33
Jun
32
Jul
32
Aug
31
Sep
31
Oct
30
Nov
30
Dec

Hours of Sunshine (daily)

9
Jan
9
Feb
8
Mar
8
Apr
7
May
6
Jun
5
Jul
5
Aug
5
Sep
6
Oct
8
Nov
9
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Cambodia (Phnom Penh) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)