Climate guide for Siem Reap, Cambodia

Siem Reap in December

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

December · Cambodia

Best time to visit Siem Reap in DecemberWeather, crowds & prices

December score

7.8/10

Ranked #1 of 12 months

Full year for Siem Reap
Avg temp
27°C
Rainfall
8 mm
Humidity
65%
Sunny days
20
Crowd Density
Peak Tourist Rush
Average Expenses
$$$ · Peak Season Rates ($$$)

December in Siem Reap scores 7.8/10 for sightseeing and cultural travel - the single best month of the year. Expect around 27°C, 8 mm of rain, and roughly 20 sunny days this month.

Siem Reap is a sightseeing destination in Cambodia. Its setting includes Gateway to Angkor Wat — the world's largest religious stone monument complex.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Siem Reap in December?
In December, Siem Reap averages 27°C, 8 mm of rain, and about 20 sunny days. Its climate-comfort score is 7.8/10.
Is December a good time to visit Siem Reap?
December earns a 7.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Siem Reap in December?
Expect about 8 mm of rain in December. Average humidity is 65% and there are about 20 sunny days.

Curated in Siem Reap

Tickets & experiences

Things to do in Siem Reap

Siem Reap, Cambodia. Live activities and tours from GetYourGuide, matched to this destination.