Siem Reap
31 to 35°C
temperature
3243 hours
sunshine per day
1301 mm
rain
127 days
dry
238 days
rain
0 days
snow

Climate of Siem Reap

Siem Reap has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for Siem Reap is 33° degrees and there is about 1301 mm of rain in a year. It is dry for 117 days a year with an average humidity of 71% and an UV-index of 7.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 31°C and 35°C
  • Night:the average nighttime temperature is between 21°C and 27°C
  • Rain: it rains 238 days and there is a total of approximately 1301 mm rainfall
  • Sun hours: throughout the year there are 3243 sun hours
Maximum temperature: between 31°C and 35°C
Warmest month: 35°C in March
Coldest month: 31°C in January
Night temperature: between 21°C and 27°C
Dry days: 127 days
Days with rain: 238 days
Days with snow: 0 days
Total rain sum: 1301 mm
Hours of sunshine: 3243 hours

Do you want to go to Siem Reap?

These are the travel companies where you can book a trip to Siem Reap:

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Siem Reap.

Precipitation graph

This graph shows the average amount of rainfall per month for Siem Reap.

Climate table of Siem Reap

In this climate table you can see at a glance what the average weather per month is for Siem Reap. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Siem Reap might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 31 34 35 35 34 33 32 32 31 31 31 31
Night temp. (°C) 21 24 26 27 26 25 25 25 25 25 23 22
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 11 14 45 98 130 159 168 171 231 197 62 15
Days with rain 5 6 15 21 27 27 29 29 29 27 15 8
Dry days 26 22 16 9 4 3 2 2 1 4 15 23
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 8 10 9 11 11 10 9 9 9 8 7 7
Wind force (Bft) 2 2 2 2 2 2 2 2 2 2 2 2
UV-index 7 7 8 7 7 7 6 7 7 7 7 7

Best time to visit Siem Reap

The best time to visit Siem Reap in Cambodia is from January and November and December. In this period you have a warm temperature and little precipitation. The highest average temperature in Siem Reap is 35°C in March and the lowest is 31°C in January.

Climate of Siem Reap by month

What is the average climate in a given month for Siem Reap? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Siem Reap weather experiences

Have you been to in Siem Reap?

Leave your Siem Reap weather experience for a chance to win $150!

Your email will not appear with the review and will not be passed on to third parties.
Seen a mistake?

Email us, we are grateful to you.