Measurements:
°C
°F
CURRENT WEATHER
19:49
Jeju
60°F
SE 6 mph
Feels like: 60°F
Precip: 100%
World Resorts South Korea Jeju Weather

7 Day Weather Forecast

03.30
mon
DAY
64°F
W 11 mph
precip
100%
NIGHT
56°F
SW 14 mph
precip
100%
03.31
tue
DAY
58°F
SE 7 mph
precip
0%
NIGHT
56°F
E 2 mph
precip
0%
04.01
wed
DAY
58°F
SE 9 mph
precip
0%
NIGHT
50°F
E 7 mph
precip
0%
04.02
thu
DAY
58°F
SE 7 mph
precip
0%
NIGHT
54°F
NE 4 mph
precip
0%
04.03
fri
DAY
62°F
NW 6 mph
precip
0%
NIGHT
62°F
NE 17 mph
precip
100%
04.04
sat
DAY
52°F
SE 21 mph
precip
61%
NIGHT
48°F
E 14 mph
precip
82%
04.05
sun
DAY
54°F
SE 7 mph
precip
0%
NIGHT
52°F
W 1 mph
precip
0%

Jeju Sea Water Temperature in March, °F

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Jeju was 15.0°F. The maximum and minimum values were 14.3°F and 15.9°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 85.5 °F
September 80.8 °F
Warmest sea temperature:
August 84.7 °F
September 80.5 °F
July 79.5 °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
more details