World Resorts South Korea Jeju Weather

Jeju 7 Days Forecast

07.06
sun
Day
70°F
SW 11 mph
Precip.
36%
Night
68°F
S 4 mph
Precip.
88%
08.06
mon
Day
66°F
SE 7 mph
Precip.
6%
Night
64°F
SE 6 mph
Precip.
4%
09.06
tue
Day
72°F
W 9 mph
Precip.
7%
Night
66°F
E 1 mph
Precip.
3%
10.06
wed
Day
73°F
SE 7 mph
Precip.
1%
Night
68°F
E 9 mph
Precip.
5%
11.06
thu
Day
70°F
SE 9 mph
Precip.
1%
Night
66°F
E 6 mph
Precip.
2%
12.06
fri
Day
73°F
S 6 mph
Precip.
0%
Night
68°F
NE 3 mph
Precip.
1%
13.06
sat
Day
77°F
W 7 mph
Precip.
0%
Night
68°F
NW 4 mph
Precip.
2%

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 67.7°F. The highest and lowest sea temperatures during the month were 74.3°F and 63.1°F.

Air temperature in Jeju, °F

Precipitation total in Jeju, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Jeju

Sunniest months:
May 15 days
October 14 days
April 14 days
Warmest months:
August 84.5 °F
July 82.0 °F
September 77.7 °F
Warmest sea temp:
August 81.2 °F
September 77.5 °F
July 76.6 °F
Coldest months:
January 44.8 °F
February 46.3 °F
December 48.6 °F
Rainiest months:
August 8 days
September 7 days
July 7 days
Windiest months:
January 14.4 mph
December 14.1 mph
February 13.9 mph

Jeju on a weather map

Current weather
08:44
Jeju
+70°F
W 14 mph
Feels like: +70°F
Precip.: 32%
Places in South Korea:
Name
°F
Yongpyong
+61°F
Incheon
+70°F
Muju
+70°F
Busan
+68°F
Seoul
+73°F
Jeju
+70°F
24 Hours Forecast
Jeju
Local time: 08:44
June 07, sunday
0900
70°F
W
14 mph
1200
70°F
SW
11 mph
1500
70°F
SW
10 mph
1800
68°F
SW
9 mph
2100
70°F
W
6 mph
June 08, monday
0000
68°F
S
4 mph
0300
66°F
S
7 mph
0600
66°F
SE
2 mph
Units of measurement: °C / °F