Climate almanac
Koga
Ibaraki, Japan · 36.18°, 139.72°
What is the weather like in Koga in January?
In January, Koga is typically 48°F (9°C) during the day and 31°F (0°C) at night. The month brings about 1.8 in (45 mm) of precipitation in total. Snowfall averages about 2.5 in (62 mm) over the month.
- Average high48°F (9°C)
- Average low31°F (0°C)
- Precipitation1.8 in (45 mm)
- Clear or mostly clear days20
- Snowfall2.5 in (62 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)