Measurements:
°C
°F
Jeju
46°F
S 11 mph
Feels like: 38°F
Precip: 0%
World Resorts South Korea Jeju Weather December Weather in Jeju

Jeju Weather: December

Average Day Temperature: 48.3°F
Average Night Temperature: 44.4°F
Sea Water Temperature: 63.8°F
Number of Sunny Days: 6 days
Sunshine Hours: 9.9 - 10.1 hours
Number of Rainy Days: 4 days
Precipitation Totals: 2.3 in

Air Temperature in December, °F

Select Year: 2024 2023 2022

The highest day temperature in December 2024 was 64°F. The lowest night temperature was 39°F. The average values for day and night temperatures during December were 47.5°F и 44.5°F respectivly.

Jeju Water Sea Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Jeju was 64.2°F. The maximum and minimum values were 62.0°F and 68.0°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in December, in

Precipitation total in December for Jeju is 2.3 in. It makes december the least rainy month of the year.

Wind Speed in December, mph

The average wind speed in December is 14.3 mph. It makes December one of the most windy months of the year for Jeju.

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 Jeju in December is 4.2 hours.

Best Time to Visit Jeju
The most sunny months:
May 15 days
October 14 days
April 14 days
The most warm months:
August 88.3 °F
July 85.5 °F
September 80.8 °F
Warmest sea temperature:
August 84.7 °F
September 80.5 °F
July 79.5 °F
The most cold months:
January 44.3 °F
February 45.8 °F
December 48.3 °F
The most rainy months:
August 8 days
September 7 days
July 7 days
The most windy months:
January 14 mph
December 14 mph
February 14 mph

Jeju on the Weather Map

South Korea Resorts:
NAME
Busan +42
Incheon +34
Jeju +46
Muju +36
Seoul +32
Yongpyong +30
24 Hours Weather Forecast
Jeju
Local time: 15:45
05 dec, friday
1800 42°F
S
9 mph
2100 40°F
S
4 mph
06 dec, saturday
0000 42°F
SE
2 mph
0300 42°F
E
4 mph
0600 42°F
E
6 mph
0900 46°F
E
7 mph
1200 54°F
E
11 mph
1500 54°F
E
13 mph