Average climate of Siem Reap
The climate of Siem Reap has an average yearly temperature of 34°C. Throughout the year, the average monthly temperature can drop to 31°C and rise to 36°C.
Annually, about 1400 mm of rain falls. This gives a good overview of how much rain to expect in Siem Reap.
The best time to visit Siem Reap is January, November and December. During this period, you will experience pleasant temperatures and not too much rain, making it ideal to visit Siem Reap.
![Temperature](https://weatherandclimate.co.uk/img/icon-temp.png)
![Rain](https://weatherandclimate.co.uk/img/icon-droplet.png)
Table of contents
![The climate of Siem Reap](https://www.bestereistijd.nl/uploads/2018/05/beste-reistijd-siem-reap-cambodja-640x360.jpg)
- Average yearly temperature: 34°C
- Highest temperature: 36°C in April
- Lowest temperature: 31°C in December
- Precipitation: 1400 mm per year, averaging 117 mm per month
- Driest months: 10 mm in January, 12 mm in February and 18 mm in December
- Wettest months: 285 mm in September, 227 mm in October and 191 mm in August
Climate table Siem Reap
The climate table for Siem Reap shows the average temperatures, precipitation, and UV index per month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Daytime temperature (°C) | 32 | 34 | 35 | 36 | 35 | 34 | 33 | 33 | 32 | 32 | 32 | 31 |
Nighttime temperature (°C) | 22 | 23 | 26 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 24 | 22 |
Precipitation (mm) | 10 | 12 | 38 | 61 | 158 | 149 | 173 | 191 | 285 | 227 | 78 | 18 |
UV Index | 8 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 |
Best month | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Temperature per month in Siem Reap
This graph shows the average high temperatures in degrees Celsius for each month in Siem Reap
Precipitation per month in Siem Reap
This graph shows the average monthly precipitation in millimeters in Siem Reap.
UV index per month in Siem Reap
This graph shows the average UV index per month in Siem Reap.
Yearly temperature in Siem Reap
This graph shows the average yearly temperature in Siem Reap, measured in degrees Celsius.
Yearly total precipitation in Siem Reap
This graph shows the average yearly precipitation in millimeters in Siem Reap.
Weather experiences in Siem Reap
Have you ever been to Siem Reap?
Share your weather experiences in Siem Reap.
Average weather in Siem Reap per month
Click on a month below to see in detail how the weather typically is in Siem Reap and what to expect. Based on the historical weather data of Siem Reap, you can view the average temperature, precipitation, wind, and UV index for each day of the month.