Siem Reap: weather and best time to visit

Siem Reap (Cambodia) reaches its warmest daytime temperatures in April at around 34°C; the coolest month is October at around 30°C.

Best time to visit

Things to do in Siem Reap

Tours, tickets and activities for your trip.

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Siem Reap climate, month by month

MonthDay °CNight °CSea °CRain dSun hBeachCityHiking
Jan31°22°–211967660
Feb33°23°–311916755
Mar34°25°–911785143
Apr34°26°–1411693932
May33°26°–2211704230
Jun32°26°–2110724630
Jul31°25°–229744933
Aug31°25°–259755034
Sep30°24°–269745236
Oct30°24°–2410755438
Nov30°23°–910856650
Dec30°22°–310957862

Rain d = average rain days per month · Sun h = average sunshine hours per day · scores 0–100, higher is better.

Every month in detail

Siem Reap in January

Daytime highs around 31°C, nights near 22°C. It is also the driest month of the year. Expect about 2 rain days and 11 hours of sunshine per day.

Beach: excellentCity: goodHiking: goodMore destinations for January →

Siem Reap in February

Daytime highs around 33°C, nights near 23°C. Expect about 3 rain days and 11 hours of sunshine per day.

Beach: excellentCity: goodHiking: mixedMore destinations for February →

Siem Reap in March

Daytime highs around 34°C, nights near 25°C. No month gets more sunshine. Expect about 9 rain days and 11 hours of sunshine per day.

Beach: goodCity: mixedHiking: mixedMore destinations for March →

Siem Reap in April

Daytime highs around 34°C, nights near 26°C. April is the warmest month of the year. Expect about 14 rain days and 11 hours of sunshine per day.

Beach: goodCity: poorHiking: poorMore destinations for April →

Siem Reap in May

Daytime highs around 33°C, nights near 26°C. Expect about 22 rain days and 11 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for May →

Siem Reap in June

Daytime highs around 32°C, nights near 26°C. Expect about 21 rain days and 10 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for June →

Siem Reap in July

Daytime highs around 31°C, nights near 25°C. Expect about 22 rain days and 9 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for July →

Siem Reap in August

Daytime highs around 31°C, nights near 25°C. Expect about 25 rain days and 9 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for August →

Siem Reap in September

Daytime highs around 30°C, nights near 24°C. It is the rainiest month of the year. Expect about 26 rain days and 9 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for September →

Siem Reap in October

Daytime highs around 30°C, nights near 24°C. October is the coldest month of the year. Expect about 24 rain days and 10 hours of sunshine per day.

Beach: goodCity: mixedHiking: poorMore destinations for October →

Siem Reap in November

Daytime highs around 30°C, nights near 23°C. Expect about 9 rain days and 10 hours of sunshine per day.

Beach: excellentCity: goodHiking: mixedMore destinations for November →

Siem Reap in December

Daytime highs around 30°C, nights near 22°C. Expect about 3 rain days and 10 hours of sunshine per day.

Beach: excellentCity: goodHiking: goodMore destinations for December →

Related destinations

More in Cambodia: Sihanoukville (Ochheuteal Beach)

Similar climate: Bangkok, Thailand · Pattaya, Thailand · Ho Chi Minh City, Vietnam · Koh Chang (White Sand Beach), Thailand

Explore on the interactive map →