Measurements:
°C
°F
Jeju
78°F
NW 7 mph
Feels like: 82°F
Precip: 82%
World Resorts South Korea Jeju Weather

14 Day Weather Forecast

09.20
mon
DAY
90°F
W 7 mph
precip
87%
NIGHT
78°F
N 7 mph
precip
0%
09.21
tue
DAY
78°F
E 12 mph
precip
68%
NIGHT
72°F
NE 9 mph
precip
0%
09.22
wed
DAY
90°F
NE 14 mph
precip
0%
NIGHT
76°F
SE 8 mph
precip
64%
09.23
thu
DAY
78°F
SE 11 mph
precip
0%
NIGHT
72°F
SE 7 mph
precip
0%
09.24
fri
DAY
78°F
S 7 mph
precip
0%
NIGHT
70°F
W 9 mph
precip
0%
09.25
sat
DAY
76°F
W 14 mph
precip
75%
NIGHT
74°F
W 18 mph
precip
80%
09.26
sun
DAY
76°F
W 20 mph
precip
73%
NIGHT
72°F
W 20 mph
precip
68%
09.27
mon
DAY
76°F
W 19 mph
precip
82%
NIGHT
72°F
W 13 mph
precip
0%
09.28
tue
DAY
82°F
W 4 mph
precip
0%
NIGHT
74°F
N 4 mph
precip
0%
09.29
wed
DAY
84°F
NE 6 mph
precip
76%
NIGHT
76°F
N 4 mph
precip
0%
09.30
thu
DAY
90°F
NE 7 mph
precip
0%
NIGHT
80°F
N 9 mph
precip
85%
10.01
fri
DAY
72°F
SE 9 mph
precip
61%
NIGHT
68°F
S 6 mph
precip
0%
10.02
sat
DAY
78°F
W 15 mph
precip
72%
NIGHT
74°F
W 15 mph
precip
0%
10.03
sun
DAY
78°F
NW 9 mph
precip
67%
NIGHT
78°F
N 3 mph
precip
0%

Jeju Sea Water Temperature in September, °F

Select Year: 2021 2020 2019

The average sea surface temperature in September 2021 for Jeju was 82.1°F. The maximum and minimum values were 79.0°F and 83.6°F respectively.

Jeju on the Weather Map

Best Time to Visit Jeju
The most sunny months:
May 16 days
October 15 days
March 14 days
The most warm months:
August 87.8 °F
July 84.5 °F
September 79.9 °F
Warmest sea temperature:
August 83.9 °F
September 79.0 °F
July 78.5 °F
The most cold months:
January 44.0 °F
February 46.0 °F
December 48.5 °F
The most rainy months:
August 9 days
September 8 days
July 8 days
The most windy months:
January 15 mph
December 14 mph
February 14 mph
South Korea Resorts:
NAME
Busan +76
Incheon +76
Jeju +78
Muju +68
Seoul +74
Yongpyong +68
24 Hours Weather Forecast
Jeju
Local time: 10:23
20 sep, monday
1200 90°F
W
7 mph
1500 88°F
NW
4 mph
1800 84°F
N
4 mph
2100 78°F
N
7 mph
21 sep, tuesday
0000 78°F
N
7 mph
0300 78°F
N
7 mph
0600 78°F
NE
9 mph
0900 76°F
E
11 mph