Question 1

When is the best time to visit Siem Reap, Cambodia?

Accepted Answer

The best months to visit Siem Reap are December, January. December is the single peak month with a climate score of 8.4/10 based on temperature, rainfall, humidity, daylight and historical sunny days.

Question 2

What is the weather like in Siem Reap year-round?

Accepted Answer

Siem Reap has a sightseeing & culture climate profile. Average monthly temperatures range from 25°C in December to 30°C in April, with climate scores between 3.0 and 8.4 out of 10.

Question 3

Which months should I avoid in Siem Reap?

Accepted Answer

The lowest-scoring months in Siem Reap are May (3.0/10), August (3.3/10), September (3.3/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.

Question 4

When is the rainy season in Siem Reap?

Accepted Answer

September is the wettest month in Siem Reap, averaging about 393 mm of rainfall. December is the driest, at roughly 31 mm.

Question 5

Which is the sunniest month in Siem Reap?

Accepted Answer

March sees the most sun in Siem Reap, with about 31 sunny days on average — ideal for outdoor plans.

Question 6

Is Siem Reap good for sightseeing & culture travel?

Accepted Answer

Siem Reap is profiled as a sightseeing & culture destination in Asia, Cambodia. Its highest-scoring window (December, January) aligns with the conditions travelers usually look for in this style of trip.

Question 7

How is the bestime.travel score for Siem Reap calculated?

Accepted Answer

Each month is rated 0–10 using ERA5 climate normals for Siem Reap: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days — weighted for a sightseeing & culture trip.

Best time to visitSiem Reap

Best time to visit
Siem Reap