When to go · Siem Reap
Siem Reap in December
Great month. Cool mornings; book ahead.
Key facts
- Verdict
- Great
- Temperature
- 30°C86°F / 20°C68°F
- average high / low
- Rain days
- 3
- Crowds
- High
- Cambodia overall
- Prices
- High
- Cambodia overall
Verdict
Cool mornings; book ahead.
Weather in December
- Siem ReapHighs around 30 °C, lows around 20 °C, rain on about 3 daysHighs around 86 °F, lows around 68 °F, rain on about 3 days
- Angkor and the plains, Cambodia · Siem Reap, Phnom Penh, Battambang, Kampong Chambest weather
Dry and cooler Nov–Feb; April tops 38 °C; the green season brings afternoon storms and flooded rural roads, but the moats and rice fields look their best.Dry and cooler Nov–Feb; April tops 100 °F; the green season brings afternoon storms and flooded rural roads, but the moats and rice fields look their best.
Dry cool season
Cool mornings and clear light; the peak season.
Watch: Crowds at sunrise and full hotels.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Angkor half marathon (check dates) check
Early Dec · Angkor park
Some roads close for a morning.
Angkor Photo Festival and half marathon (check dates)
Nov–Dec
Evening screenings and a race through the park; some roads close for a morning.
Crowds and prices
- Crowds · Cambodia overall
- High
- Prices · Cambodia overall
- High
Cambodia overall: Peak season: dry, cooler, crowded at sunrise spots; late-December rates are the year's highest.
High-price month: see what to book ahead.
What to pack
- Light, breathable clothes, a sun hat and sunscreen