World Resorts South Korea Seoul Weather

Seoul weather in January

Weather in Seoul: January

Average day temperature: 32.8°F
Average night temperature: 26.1°F
Sea water temperature: 39.9°F
Number of sunny days: 16 days
Day length: 9.6 - 10.3 hours
Number of rainy days: 1 day
Precipitation totals: 0.6 in.

Air temperature in January, °F

Show year:
2024
2023
2022

The highest day temperature during January of 2024 was 44°F. At the same time the lowest night temperature was 9°F. Day and night temperature averages during January were 33.5°F and 28.1°F.

Sea water temperature in Seoul in January, °F

Show year:
2024
2023
2022

The average sea water temperature in January of 2024 was 39.7°F. The highest and lowest sea temperatures during the month were 42.3°F and 36.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in January are sunny but cloudy days are also possible.

Precipitation total in January, in.

Precipitation total value in Seoul in January is 0.6 in. Other months of the year show relatively similar values.

Wind speed in January, mph

The average wind speed value in January is 5.5 mph It makes January one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 6.3.

Best time for vacation in Seoul

Sunniest months:
October 19 days
May 19 days
March 18 days
Warmest months:
August 86.9 °F
July 85.6 °F
June 82.2 °F
Warmest sea temp:
August 78.6 °F
September 74.7 °F
July 74.4 °F
Coldest months:
January 32.8 °F
December 35.9 °F
February 38.7 °F
Rainiest months:
July 11 days
August 9 days
May 5 days
Windiest months:
April 7.3 mph
March 7.3 mph
May 6.6 mph

Seoul on a weather map

Seoul
+48°F
SE 7 mph
Feels like: +45°F
Precip.: 0%
Places in South Korea:
Name
°F
+39°F
+50°F
+46°F
+52°F
+48°F
+54°F
24 Hours Forecast
Seoul
Local time: 23:57
November 22, friday
0000
48°F
SE
7 mph
0300
45°F
SE
8 mph
0600
43°F
SE
8 mph
0900
41°F
SE
9 mph
1200
46°F
SE
9 mph
1500
48°F
SE
8 mph
1800
46°F
SE
6 mph
2100
45°F
SE
3 mph
Units of measurement: °C / °F