Measurements:
°C
°F
Jeju
84°F
E 8 mph
Feels like: 90°F
Precip: 18%
World Resorts South Korea Jeju Weather

14 Day Weather Forecast

07.29
wed
DAY
90°F
SE 10 mph
precip
7%
NIGHT
84°F
E 8 mph
precip
12%
07.30
thu
DAY
90°F
SE 11 mph
precip
5%
NIGHT
82°F
E 9 mph
precip
16%
07.31
fri
DAY
90°F
SE 11 mph
precip
5%
NIGHT
80°F
E 6 mph
precip
11%
08.01
sat
DAY
92°F
SE 9 mph
precip
4%
NIGHT
80°F
E 7 mph
precip
13%
08.02
sun
DAY
92°F
SE 9 mph
precip
8%
NIGHT
80°F
SE 6 mph
precip
10%
08.03
mon
DAY
92°F
SE 7 mph
precip
4%
NIGHT
82°F
SW 2 mph
precip
8%
08.04
tue
DAY
92°F
SW 11 mph
precip
5%
NIGHT
84°F
W 7 mph
precip
12%
08.05
wed
DAY
90°F
W 15 mph
precip
4%
NIGHT
84°F
W 13 mph
precip
16%
08.06
thu
DAY
86°F
SW 18 mph
precip
24%
NIGHT
86°F
SW 19 mph
precip
10%
08.07
fri
DAY
88°F
SW 35 mph
precip
20%
NIGHT
86°F
W 36 mph
precip
36%
08.08
sat
DAY
88°F
W 36 mph
precip
55%
NIGHT
86°F
W 29 mph
precip
45%
08.09
sun
DAY
88°F
W 25 mph
precip
54%
NIGHT
86°F
NW 19 mph
precip
46%
08.10
mon
DAY
86°F
NW 17 mph
precip
54%
NIGHT
84°F
W 12 mph
precip
32%
08.11
tue
DAY
90°F
W 15 mph
precip
20%
NIGHT
82°F
NW 10 mph
precip
11%

Jeju Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Jeju was 80.5°F. The maximum and minimum values were 74.6°F and 88.0°F respectively.

Jeju on the Weather Map

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 85.6 °F
September 80.8 °F
Warmest sea temperature:
August 84.7 °F
September 80.5 °F
July 79.6 °F
The most cold months:
January 44.2 °F
February 45.9 °F
December 48.5 °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
South Korea Resorts:
NAME
Busan +84
Incheon +80
Jeju +84
Muju +76
Seoul +80
Yongpyong +76
24 Hours Weather Forecast
Jeju
Local time: 06:48
29 jul, wednesday
0900 88°F
E
9 mph
1200 90°F
SE
10 mph
1500 90°F
SE
12 mph
1800 88°F
E
11 mph
2100 84°F
E
9 mph
30 jul, thursday
0000 84°F
E
8 mph
0300 82°F
E
9 mph
0600 82°F
E
9 mph