ClimateForecastDecemberJanuary >>

Wonsan Climate by Month

The climate in Wonsan is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to very cold in the cooler months. It also has a relatively rain/snowy climate with high levels of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

In Wonsan, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 27°C in August to a very cold 1°C in January. Nighttime temperatures can drop, with averages reaching -8°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Wonsan experiences significant rain/snowfall throughout the year, averaging 1298 mm of precipitation annually. The seasons in Wonsan, bring significant changes in precipitation. The wettest month, July, receives heavy rainfall, with an average of 266 mm of precipitation. This rainfall is distributed across 16 rainy days.

In contrast, the driest month, January, experiences much less snowfall, totaling 36 mm over 7 snowy days. These distinct seasonal differences provide diverse experiences throughout the year.

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

Sunshine over the year

Wonsan enjoys sunny spells year-round. May sees up to 7.9 hours of daily sunshine, perfect for a sunny trip. July, the least sunny month, still offers a generous 5.8 hours of sun despite this cloudier time of the year.

Monthly hours of sunshine

Daily hours of sunshine

Average water temperature

The mean water temperature over the year in Wonsan ranges from 4°C in January to 24°C in August.

Water temperature over the year

The best time of year to visit Wonsan in North Korea

During the months of May, June and September 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:
  • Which months have the greatest rainfall in Wonsan?
    Most rainfall (rainy season) is seen in July, August and September.
  • Which is the warmest month in Wonsan?
    August has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Wonsan?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Wonsan?
    July tops the wettest month list with 266 mm of rainfall.
  • Which is the driest month in Wonsan?
    January is the driest month with 36 mm of precipitation.
  • Which is the sunniest month in Wonsan?
    May is the sunniest month with an average of 236 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.

    Forecast for Wonsan

    Thu   Dec 12
    6°C | -2°C
    W 11 km/h
    almost clear and no rain

    almost clear and no rain

    Fri   Dec 13
    5°C | 0°C
    W 11 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Dec 14
    5°C | -3°C
    W 14 km/h
    clear and no rain

    clear and no rain