Wonsan Weather & Climate: Best Time to Visit
The climate in Wonsan, North Korea, is marked by large temperature swings across the seasons, ranging from 27°C (81°F) in August to 1°C (34°F) in January.
The city has a wet climate, receiving around 1298 mm (51 in) of rain/snowfall per year. July is the wettest month. Sunshine peaks in May, when the city sees around 7.9 hours of sunshine per day.
Monthly Temperature in Wonsan
In Wonsan, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 27°C (81°F) in August to a very cold 1°C (34°F) in January.
Nighttime temperatures range from 21°C (70°F) in August to -8°C (18°F) in January.Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Wonsan
Wonsan experiences significant rain/snowfall throughout the year, averaging 1298 mm (51 in) 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 (10 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, January, experiences much less snowfall, totaling 36 mm (1.4 in) over 7 snowy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Wonsan Precipitation page.The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Wonsan
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.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Wonsan
The mean water temperature over the year ranges from 4°C (39°F) in January to 24°C (75°F) in August.
Water temperature over the year
Humidity in Wonsan by Month
The relative humidity is high throughout the year in Wonsan.
The city experiences its highest humidity in July, reaching 83%. In December, the humidity drops to its lowest level at 52%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wonsan 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Wonsan
The best time to visit Wonsan is during May, June and October, when the weather provides comfortable temperatures between 18°C (65°F) and 24°C (75°F). With rainfall of 74 mm (2.9 in) to 131 mm (5.2 in), you can expect pleasant weather during your visit in these months.Be prepared for heavier rainfall during July and August, the wettest period of the year. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
