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Wonju City Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Wonju City year round climate
Spring (March–May): Average 8–18°C, mild climate, but rainfall gradually increases. Temperatures rise in March, becoming warm and comfortable in April, and more humid in May. Common activities: Hiking, sightseeing. Recommended clothing: Light jacket, long-sleeved shirts, and occasionally a raincoat.
Summer (June–August): Average 23–27°C, hot and humid, with abundant rainfall, especially in July. Common activities: Visiting summer resorts, water activities (such as swimming). Recommended clothing: Light and breathable clothing, short-sleeved shirts, shorts, sandals, and a raincoat and sunscreen.
Autumn (September–November): Average 8–23°C, temperatures gradually decrease, rainfall decreases, and the weather is comfortably pleasant. September is still relatively warm, October is pleasantly cool, and November turns cooler. Common activities: Leaf-peeping, hiking. Recommended clothing: Long-sleeved shirts, light jackets, and comfortable walking shoes.
Winter (December–February): Average -1–2°C, cold and dry, with little snowfall. January is the coldest month, and temperatures begin to rise slightly in February. Common activities: Indoor activities, onsen experiences. Recommended clothing: Heavy coats, sweaters, scarves, hats, and gloves.
Wonju City climatological average
Annual average temperature: approx. 13.5°C / Annual rainfall: approx. 1950 mm / Summer humidity: 70%–80% / Rainiest month: July
Wonju City monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-1.7°C
22.1
February
1.6°C
30.8
March
8°C
60.4
April
14.6°C
60.3
May
18.4°C
101.4
June
23.4°C
249.5
July
26.2°C
544.3
August
26.6°C
471.1
September
22.7°C
175.5
October
14.3°C
104.9
November
8.2°C
74.8
December
-0.8°C
55
Wonju City weather for the next seven days
1/28
Wednesday
Sunny
-2.3°C/-10.8°C
1/29
Thursday
Sunny
-2.4°C/-11.1°C
1/30
Friday
Partly Cloudy
-3.6°C/-11.8°C
1/31
Saturday
Sunny
-0.6°C/-11°C
2/1
Sunday
Light freezing rain
-0.1°C/-9.5°C
2/2
Monday
Sunny
0.6°C/-9.6°C
2/3
Tuesday
Sunny
5.2°C/-7.2°C
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