Measurements:
°C
°F
CURRENT WEATHER
18:59
Seoul
62°F
NE 13 mph
Feels like: 62°F
Precip: 0%
World Resorts South Korea Seoul Weather

7 Day Weather Forecast

04.21
tue
DAY
64°F
NE 10 mph
precip
0%
NIGHT
54°F
NE 7 mph
precip
0%
04.22
wed
DAY
62°F
NE 7 mph
precip
0%
NIGHT
56°F
E 0 mph
precip
0%
04.23
thu
DAY
72°F
SW 2 mph
precip
0%
NIGHT
64°F
SE 2 mph
precip
0%
04.24
fri
DAY
78°F
E 4 mph
precip
0%
NIGHT
64°F
NE 4 mph
precip
0%
04.25
sat
DAY
74°F
NE 7 mph
precip
0%
NIGHT
64°F
NE 2 mph
precip
0%
04.26
sun
DAY
74°F
SE 4 mph
precip
0%
NIGHT
62°F
SE 6 mph
precip
0%
04.27
mon
DAY
66°F
SE 11 mph
precip
100%
NIGHT
56°F
W 2 mph
precip
0%

Seoul Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Seoul was 10.2°F. The maximum and minimum values were 8.6°F and 12.1°F respectively.

Seoul on the Weather Map

Best Time to Visit Seoul
The most sunny months:
May 19 days
October 18 days
March 17 days
The most warm months:
August 91.1 °F
July 89.9 °F
June 85.7 °F
Warmest sea temperature:
August 81.9 °F
September 77.6 °F
July 77.4 °F
The most cold months:
January 30.6 °F
December 34.4 °F
February 37.0 °F
The most rainy months:
July 11 days
August 8 days
June 5 days
The most windy months:
April 7 mph
March 7 mph
May 6 mph
more details