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Climate · Koh Rong

Koh Rong in December

Hot and mostly dry, as the days hold steady.

Typical weather, averaged over 30 years

December in Koh Rong is hot: highs near 88°F, lows near 76°F. Rain falls on about two days a week, less often as the month goes on, and daylight holds at about 11 hours 30 minutes.December in Koh Rong is hot: highs near 31°C, lows near 24°C. Rain falls on about two days a week, less often as the month goes on, and daylight holds at about 11 hours 30 minutes.

High
88°F31°Caverage
Low
76°F24°Caverage
Wet days
2a week · 28% of days
Daylight
11h 30mon average

Is December a good time to visit Koh Rong?

Yes. December is one of Koh Rong's most comfortable months (December to January).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How December sits in the year

week by week

Temperature

Highs near 88°F in December, against 86°F to 90°F through the year.Highs near 31°C in December, against 30°C to 32°C through the year.

Chance of a wet day

28% of days in December, against 28% to 98% through the year.

Cloud cover

66% cover in December, against 58% to 82% through the year.

Daylight

11h 30m in December, against 11h 30m to 12h 45m through the year.

Week by week, lightly smoothed, with December shaded. The olive line marks the most comfortable months. Hover or tap a week for its figures.

Either side

  1. November88°31°low 77°low 25°4 wet days a weekRain on about four days a week.
  2. December88°31°low 76°low 24°2 wet days a weekRain on about two days a week.
  3. January88°31°low 75°low 24°2 wet days a weekRain on about two days a week.

Where Koh Rong sits, in December

Asia/Phnom Penh
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
6:17 AMsets 5:47 PM
Above the sea
0 mlow-lying
Latitude
10.8°Nnorthern hemisphere
Nearest of ours
Krabey Island43 km south-east

The land around Koh Rong, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Cambodia in December

high · low · wet days
See December on the planning mapThe whole year in Koh Rong

Typical weather, averaged over 30 years (1995–2024), read 17 km north of Koh Rong. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.