Measurements:
°C
°F
Koh Chang
80°F
SW 16 mph
Feels like: 82°F
Precip: 0%
World Resorts Thailand Koh Chang Weather December Weather in Koh Chang

Koh Chang Weather: December

Average Day Temperature: 89.0°F
Average Night Temperature: 80.3°F
Sea Water Temperature: 87.4°F
Number of Sunny Days: 21 days
Sunshine Hours: 11.4 - 11.5 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 90°F. The lowest night temperature was 77°F. The average values for day and night temperatures during December were 86.5°F и 81.2°F respectivly.

Koh Chang Water Sea Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Koh Chang was 86.0°F. The maximum and minimum values were 84.2°F and 87.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Koh Chang is 0.9 in. It makes december the least rainy month of the year.

Wind Speed in December, mph

The average wind speed in December is 8.5 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Koh Chang in December is 8.8 hours.

Best Time to Visit Koh Chang
The most sunny months:
January 22 days
December 21 days
February 17 days
The most warm months:
May 93.3 °F
April 92.6 °F
June 91.2 °F
Warmest sea temperature:
May 91.9 °F
April 91.2 °F
June 89.8 °F
The most cold months:
January 88.6 °F
December 89.0 °F
September 89.0 °F
The most rainy months:
July 22 days
August 21 days
June 20 days
The most windy months:
July 11 mph
August 10 mph
June 9 mph

Koh Chang on the Weather Map

Thailand Resorts:
NAME
Bang Tao Beach +82
Bangkok +82
Hua Hin +74
Karon Beach +82
Kata Beach +82
Khao Lak +78
Ko Li Pe +84
Koh Chang +80
Patong Beach +82
Pattaya +78
Phi Phi +84
Phuket +82
Samet +80
Samui +82
Similan +78
24 Hours Weather Forecast
Koh Chang
Local time: 19:49
09 jan, friday
2100 80°F
SW
16 mph
10 jan, saturday
0000 78°F
SW
14 mph
0300 76°F
SW
11 mph
0600 74°F
SW
11 mph
0900 76°F
SW
12 mph
1200 84°F
SW
7 mph
1500 84°F
E
7 mph
1800 82°F
NE
4 mph