Best year time to visit Siem Reab

General weather information about Siem Reab

Average annual temperature is 27.4 °C

Absolute maximum temperature: 38.5 °C

Absolute minimum temperature: 16.6 °C

Number of sunny days: 85 days

Number of rainy days: 280 days

* Weather data for Siem Reab Cambodia is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	31.9	32.3	35.0	36.6	38.5	34.1	33.1	33.3	31.8	32.1	32.1	32.5
Average daytime temperature (°C)	28.8	31.2	32.7	33.9	33.3	31.5	31.0	31.8	30.5	30.8	30.5	30.6
Average temperature (°C)	24.3	26.3	27.8	29.9	29.5	28.3	27.7	28.2	27.0	27.0	26.2	26.0
Average night temperature (°C)	19.9	21.8	23.2	25.9	26.2	25.8	25.5	25.8	24.6	24.2	22.7	22.0
Absolute minimum temperature (°C)	16.6	19.3	20.2	23.1	24.1	24.5	23.9	24.2	23.3	23.3	18.9	17.4

The largest precipitation sum in Siem Reab is at

June — 238(mm)

July — 284(mm)

August — 248(mm)

September — 366(mm)

October — 323(mm)

When is the best time to visit Siem Reab?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Siem Reab.

What is the weather like in Siem Reab?

See average temperature, rainfall and daylight hours for Siem Reab by month in the table above.

How many sunny days does Siem Reab have?

The monthly weather statistics above show sunshine and rainfall patterns for Siem Reab throughout the year.