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Sosan Weather and Climate: A Comprehensive Guide

The temperature in Sosan can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also experiences much rain/snowfall throughout the year. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Sosan can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 30°C in August. In January, the coolest month of the year, temperatures drop to a chilly 4°C.

At night, you can expect cooler temperatures, with averages dropping to around -3°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Sosan is known for its substantial rain/snowfall, with annual precipitation reaching 1150 mm. Sosan can be quite wet during July, receiving approximately 247 mm of precipitation over 15 rainy days.

In contrast January, experiences much drier conditions, with 29 mm of snow/rainfall, spread across 10 snowy/rainy days. For more details, please visit our Sosan Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Sosan can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 8.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Average water temperature

The mean water temperature over the year ranges from 5°C in March to 25°C in August.

Water temperature over the year

Forecast for Sosan

Sun   Jan 12
2°C | -5°C
W 2 m/s
almost clear and no rain

almost clear and no rain

Mon   Jan 13
5°C | -5°C
W 3 m/s
overcast and no rain

overcast and no rain

Tue   Jan 14
6°C | -1°C
NW 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Sosan in South Korea

During the months of May, June and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Sosan?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Sosan?
    Most rainfall (rainy season) is seen in July and August.
  • Which is the warmest month in Sosan?
    August has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Sosan?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Sosan?
    July tops the wettest month list with 247 mm of rainfall.
  • Which is the driest month in Sosan?
    January is the driest month with 29 mm of precipitation.
  • Which is the sunniest month in Sosan?
    May is the sunniest month with an average of 241 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.