Climate almanac
Koesan
North Chungcheong, South Korea · 36.81°, 127.79°
What is the weather like in Koesan in May?
In May, Koesan is typically 74°F (24°C) during the day and 55°F (13°C) at night. The month brings about 4.0 in (101 mm) of precipitation in total.
- Average high74°F (24°C)
- Average low55°F (13°C)
- Precipitation4.0 in (101 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)