Phnom Penh Weather in December
Cambodia · 30-year monthly averages
👍 Good time to visit
December in Phnom Penh is hot, with average daytime highs around 30°C (86°F) and nighttime lows near 22°C (72°F). Expect roughly 21mm of precipitation, with little rainfall.
Avg high
30°C
86°F
Avg low
22°C
72°F
Rainfall
21mm
dry
Mean temp
26°C
79°F
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
December vs the rest of the year
FAQ
- How hot is Phnom Penh in December?
- December in Phnom Penh is hot, with average daytime highs around 30°C (86°F) and nighttime lows near 22°C (72°F). Expect roughly 21mm of precipitation, with little rainfall.
- Does it rain a lot in Phnom Penh in December?
- Phnom Penh sees around 21mm of precipitation in December on average — dry by global standards.
- Is December a good time to visit Phnom Penh?
- December is a good month to visit Phnom Penh, with generally agreeable conditions.