29.12
mon
mon
Day
43°F
E 7 mph
Precip.
0%
0%
Night
30°F
E 2 mph
Precip.
0%
0%
30.12
tue
tue
Day
36°F
E 6 mph
Precip.
0%
0%
Night
21°F
SE 13 mph
Precip.
0%
0%
31.12
wed
wed
Day
23°F
SE 12 mph
Precip.
0%
0%
Night
18°F
SE 11 mph
Precip.
0%
0%
01.01
thu
thu
Day
19°F
SE 6 mph
Precip.
0%
0%
Night
23°F
SE 2 mph
Precip.
0%
0%
02.01
fri
fri
Day
30°F
N 4 mph
Precip.
100%
100%
Night
28°F
SE 8 mph
Precip.
0%
0%
03.01
sat
sat
Day
28°F
SE 9 mph
Precip.
0%
0%
Night
27°F
E 3 mph
Precip.
0%
0%
04.01
sun
sun
Day
30°F
E 2 mph
Precip.
0%
0%
Night
30°F
S 1 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 47.3°F. The highest and lowest sea temperatures during the month were 51.6°F and 43.7°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 38.5°F. The highest and lowest sea temperatures during the month were 42.1°F and 36.3°F.
Air temperature in Seoul, °F
Precipitation total in Seoul, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Seoul
Seoul on a weather map
Places in South Korea:
Name
°F
24 Hours Forecast
Seoul
Local time: 08:54
December 29, monday
0900
36°F
N
2 mph
2 mph
1200
43°F
E
7 mph
7 mph
1500
43°F
E
9 mph
9 mph
1800
37°F
SE
5 mph
5 mph
2100
34°F
SE
3 mph
3 mph
December 30, tuesday
0000
30°F
E
2 mph
2 mph
0300
30°F
E
2 mph
2 mph
0600
30°F
E
2 mph
2 mph
