Measurements:
°C
°F
Jeju
48°F
E 11 mph
Feels like: 42°F
Precip: 79%
World Resorts South Korea Jeju Weather December Weather in Jeju

Jeju Weather: December

Average Day Temperature: 48.4°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: 2.5 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 69°F. The lowest night temperature was 32°F. The average values for day and night temperatures during December were 49.8°F и 45.2°F respectivly.

Jeju Water Sea Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2023 for Jeju was 64.0°F. The maximum and minimum values were 62.8°F and 66.4°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 2.5 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:
October 15 days
May 15 days
March 14 days
The most warm months:
August 88.2 °F
July 85.3 °F
September 80.5 °F
Warmest sea temperature:
August 84.5 °F
September 80.1 °F
July 79.2 °F
The most cold months:
January 44.3 °F
February 46.1 °F
December 48.4 °F
The most rainy months:
August 9 days
July 8 days
September 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 +42
Jeju +48
Muju +28
Seoul +34
Yongpyong +26
24 Hours Weather Forecast
Jeju
Local time: 23:12
26 dec, thursday
0000 48°F
E
11 mph
0300 48°F
SE
14 mph
0600 48°F
SE
17 mph
0900 48°F
SE
16 mph
1200 48°F
SE
17 mph
1500 46°F
SE
19 mph
1800 42°F
SE
19 mph
2100 40°F
SE
18 mph