worldweather23°Cnear normal
usually 21°C–25°C
night: exceptionally warm
rain: typical rainfall
wind: typical
Weather in Wŏnsan - 14-day forecast
Detailed weather forecast for Wŏnsan, North Korea: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Wŏnsan
today🌧️
23°💧 0.1 mm
Sun🌧️
23°💧 3.7 mm
Mon🌧️
21°💧 0.8 mm
Tue🌧️
23°💧 0.9 mm
Wed🌧️
20°💧 14.6 mm
Thu☁️
19°💧 0.5 mm
Fri☀️
21°💧 21.7 mm
Sat☀️
21°💧 19.2 mm
Forecast vs 1991-2020 climate normal
NASA POWERHow does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
Thursday 10 Sept in Wŏnsan, the forecast high is 19°C. Typical daytime temperatures at this time of year range from 21°C to 25°C, so it will be exceptionally cool. It is cooler than 92% of similar days.
23°Cnear normal
usually 21°C–25°C
night: exceptionally warm
rain: more rain than usual
wind: stronger than usual
21°Ccooler than usual
usually 21°C–25°C
cooler than 73% of similar days
night: exceptionally warm
rain: typical rainfall
wind: typical
23°Cnear normal
usually 21°C–25°C
night: exceptionally warm
rain: typical rainfall
wind: typical
20°Ccooler than usual
usually 21°C–25°C
cooler than 85% of similar days
night: warmer than usual
rain: exceptionally wet
wind: exceptionally strong
19°Cexceptionally cool
usually 21°C–25°C
cooler than 92% of similar days
night: warmer than usual
rain: typical rainfall
wind: lighter than usual
21°Cnear normal
usually 20°C–24°C
night: exceptionally warm
rain: exceptionally wet
wind: exceptionally light
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 5-11 Sept period averaged 23°C by day. The coolest year was 2006 (20°C) and the warmest was 2024 (27°C). The current forecast averages 22°C - lower than in 80% of historical years.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
14-day forecast - Wŏnsan
Day-by-day forecast for Wŏnsan
Saturday5 September 2026
🌧️23°light rain
Sunday6 September 2026
🌧️23°light rain
Monday7 September 2026
🌧️21°light rain
Tuesday8 September 2026
🌧️23°light rain
Wednesday9 September 2026
🌧️20°moderate rain
Thursday10 September 2026
☁️19°broken clouds
Friday11 September 2026
☀️21°clear sky
Saturday12 September 2026
☀️21°clear sky
Sunday13 September 2026
☁️22°overcast clouds
Monday14 September 2026
☁️22°overcast clouds
Tuesday15 September 2026
☀️23°clear sky
Wednesday16 September 2026
🌧️24°light rain
Thursday17 September 2026
🌧️21°light rain
Friday18 September 2026
🌧️23°light rain
Saturday19 September 2026
☀️23°clear sky
Sunday20 September 2026
🌧️22°light rain
UV index in Wŏnsan - is it safe to sunbathe?
Today the UV index in Wŏnsan is 6 (high) - unprotected fair skin can burn in about 30 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.
Sea temperature - Wŏnsan
Water today
25°C
Week avg
25°C
Waves today
0.6 m
How's the water?
warm
16-day sea temperature forecast:
Average sea temperature through the year:
Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.
Nearby and related places
FAQ - Wŏnsan weather
What is the weather like in Wŏnsan today?
Today it is about 23° during the day and 21° at night, light rain.
How far ahead can I check the forecast for Wŏnsan?
This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.