Measurements:
°C
°F
Jeju
46°F
SE 10 mph
Feels like: 40°F
Precip: 82%
World Resorts South Korea Jeju Weather January Weather in Jeju

Jeju Weather: January

Average Day Temperature: 44.3°F
Average Night Temperature: 40.1°F
Sea Water Temperature: 60.3°F
Number of Sunny Days: 7 days
Sunshine Hours: 10.0 - 10.5 hours
Number of Rainy Days: 3 days
Precipitation Totals: 2.7 in

Air Temperature in January, °F

Select Year: 2024 2023 2022

The highest day temperature in January 2024 was 58°F. The lowest night temperature was 29°F. The average values for day and night temperatures during January were 46.3°F и 41.7°F respectivly.

Jeju Water Sea Temperature in January, °F

Select Year: 2024 2023 2022

The average sea surface temperature in January 2024 for Jeju was 61.9°F. The maximum and minimum values were 59.8°F and 63.6°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in January, in

Precipitation total in January for Jeju is 2.7 in. It makes january one of the least rainy months of the year.

Wind Speed in January, mph

The average wind speed in January is 14.5 mph. It makes January the most windy month 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 January is 4.4 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 +44
Incheon +42
Jeju +46
Muju +30
Seoul +34
Yongpyong +24
24 Hours Weather Forecast
Jeju
Local time: 22:01
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