Measurements:
°C
°F
Ko Phangan
80°F
SW 11 mph
Feels like: 84°F
Precip: 70%
World Resorts Thailand Ko Phangan Weather December Weather in Ko Phangan

Ko Phangan Weather: December

Average Day Temperature: 87.2°F
Average Night Temperature: 84.9°F
Sea Water Temperature: 86.5°F
Number of Sunny Days: 9 days
Sunshine Hours: 11.6 - 11.6 hours
Number of Rainy Days: 8 days
Precipitation Totals: 6.2 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 85°F. The lowest night temperature was 82°F. The average values for day and night temperatures during December were 83.6°F и 83.2°F respectivly.

Ko Phangan Water Sea Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Ko Phangan was 84.9°F. The maximum and minimum values were 83.8°F and 87.0°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in December, in

Precipitation total in December for Ko Phangan is 6.2 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph

The average wind speed in December is 12.0 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 Ko Phangan in December is 6.3 hours.

Best Time to Visit Ko Phangan
The most sunny months:
April 17 days
May 14 days
March 14 days
The most warm months:
May 92.2 °F
June 91.4 °F
April 90.9 °F
Warmest sea temperature:
May 91.6 °F
April 90.6 °F
June 90.4 °F
The most cold months:
January 86.7 °F
February 87.0 °F
December 87.2 °F
The most rainy months:
November 14 days
October 13 days
September 10 days
The most windy months:
July 13 mph
September 12 mph
August 12 mph

Ko Phangan on the Weather Map

Thailand Resorts:
NAME
Bang Tao Beach +88
Bangkok +90
Hua Hin +80
Karon Beach +88
Kata Beach +88
Khao Lak +86
Ko Li Pe +86
Koh Chang +84
Patong Beach +88
Pattaya +86
Phi Phi +86
Phuket +88
Samet +82
Samui +80
Similan +86
24 Hours Weather Forecast
Ko Phangan
Local time: 14:29
11 jan, sunday
1500 80°F
SW
11 mph
1800 80°F
W
11 mph
2100 82°F
W
10 mph
12 jan, monday
0000 80°F
W
7 mph
0300 80°F
W
6 mph
0600 80°F
SW
8 mph
0900 80°F
SW
9 mph
1200 82°F
W
8 mph