Cambodia Weather
🇰🇭 2 cities covered · Asia
· tropical wet-and-dry climate
Warmest city
Phnom Penh
Coolest city
Siem Reap
Sunniest city
Phnom Penh
Best time to visit
November to February
Weather in Cambodia at a glance
Weather in Cambodia spans a single dominant tropical wet-and-dry climate across the 2 cities we cover. Phnom Penh is typically the warmest spot, averaging 82°F (28°C) across the year, while Siem Reap runs coolest at 82°F (28°C).
Quick facts
- Warmest city: Phnom Penh - annual average 82°
- Coolest city: Siem Reap - annual average 82°
- Sunniest city: Phnom Penh (9.8 h sun/day)
- Best time to visit: November to February
- Climate type: tropical wet-and-dry
The bigger picture
For sunshine, Phnom Penh leads with about 9.8 hours of sun per day on average. Phnom Penh is the wettest of the covered cities, collecting roughly 1694 mm (66.7 inches) of precipitation a year. Averaged across the country's covered cities, November to February brings the most comfortable mix of temperature, dry days and daylight.
Live weather across Cambodia today
Cambodia cities compared
| City | Annual avg | Hottest month | Coldest month | Rainy days/yr | Sun h/day | Snowy days/yr |
|---|---|---|---|---|---|---|
| Phnom Penh | 82° | Apr · 94° | Dec · 74° | 199 | 9.8 | 0 |
| Siem Reap | 82° | Apr · 94° | Dec · 71° | 193 | 9.6 | 0 |
Cambodia weather by month
| Month | Avg high | Avg low | Rainy days | Sunshine |
|---|---|---|---|---|
| January | 88° | 72° | 3 | 10.4 h/day |
| February | 91° | 73° | 3 | 10.8 h/day |
| March | 94° | 77° | 7 | 11.2 h/day |
| April | 94° | 79° | 14 | 11.0 h/day |
| May | 92° | 79° | 24 | 10.1 h/day |
| June | 91° | 78° | 22 | 9.4 h/day |
| July | 89° | 78° | 25 | 8.2 h/day |
| August | 89° | 77° | 26 | 8.8 h/day |
| September | 87° | 76° | 28 | 7.8 h/day |
| October | 87° | 75° | 24 | 8.7 h/day |
| November | 87° | 75° | 14 | 9.8 h/day |
| December | 87° | 73° | 5 | 9.9 h/day |
Cambodia weather FAQs
What is the warmest city in Cambodia?
Among the cities we cover, Phnom Penh is the warmest, averaging 82°F (28°C) across the year. Its hottest month is April, with highs near 94°F (35°C).
What is the coldest city in Cambodia?
Siem Reap runs coldest, averaging 82°F (28°C) for the year; December lows average 71°F (22°C).
What is the sunniest city in Cambodia?
Phnom Penh, with about 9.8 hours of sunshine per day averaged across the year.
When is the best time to visit Cambodia?
Averaged across the covered cities, November to February offers the most comfortable combination of temperatures, drier days and daylight. Coastal, mountain and desert areas can differ - check each city's climate page for specifics.
Does it snow in Cambodia?
Snow is essentially absent in the Cambodia cities we cover - the 2015–2024 record shows no regular measurable snowfall.
What is the climate of Cambodia like?
The covered cities fall under tropical wet-and-dry climate. That means year-round warmth split between a rainy season and a dry season.