Koh Dach
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Koh Dach Weather in December

December in Koh Dach typically sees daytime highs of 33°C (91°F) and nighttime lows of 24°C (75°F). Expect some rainfall during the month.

Rainfall in Koh Dach in December

Typically, you can expect about 4 days of rain this month, with 27 mm (1.1 in) on average. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Koh Dach in December

Koh Dach in December has excellent weather. Days reach 33°C (91°F) and nights cool to 24°C (75°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding. Typically, this month offers some of the year's mildest temperatures. However, it's still unmistakably warm.

Sunshine in Koh Dach in December

Expect a lot of sunshine this month, with about 244 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Koh Dach in December

Average wind speeds reach 3 m/s (6 knots) in December, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Koh Dach.

Koh Dach Temperature in December

Min Temperature
24°C (75°F)
Max Temperature
33°C (91°F)
Chance of Rain
14%
Precipitation
27 mm (1.1 in)
Rainy days
4 days
Humidity
73% *
Windspeed
3 m/s (6 knots) *
Sunshine
244 hours *
Percentage Sunshine
*
* Data from: Phnom Penh, Cambodia (16 KM, 10 Miles).

Koh Dach Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Koh Dach - and find the best time to visit.

Daily Historical Temperatures

32-year average (1993-2025)

Based on our historical records, temperatures in Koh Dach typically stay consistent throughout December, with daily highs averaging around 33°C (91°F). Nights are warm, with lows typically ranging from 23°C (73°F) to 25°C (77°F).

Average temperatures in December

Historical weather records for Koh Dach in December

Browse day-by-day weather records for Koh Dach spanning 38 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Koh Dach historical weather extremes in December

Based on 22 years of weather observations in Koh Dach between 2003 and 2025, these are the recorded extremes.

  • On December 14, 2012, temperatures climbed to 39°C (102°F), marking the warmest December day on record.
  • Koh Dach experienced its chilliest December day on December 21, 2017, reaching only 23°C (73°F).
  • The lowest overnight temperature recorded in December was 18°C (64°F) (December 19, 2017).

Best Places in Cambodia in December

Find out more about the weather in Cambodia and which places have the best travel conditions in this month. See all of Cambodia in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Koh Dach in December

Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Koh Dach in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    8/10
  • Walking
    8/10
  • Barbeque
    10/10
  • Camping
    10/10
  • Outdoor sports
    8/10

Koh Dach 3-Day Forecast

More climate data for Koh Dach

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

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