Climate almanac
Onomichi
Hiroshima, Japan · 34.42°, 133.20°
What is the weather like in Onomichi in December?
In December, Onomichi is typically 53°F (12°C) during the day and 40°F (4°C) at night. The month brings about 1.7 in (42 mm) of precipitation in total. Snowfall averages about 0.4 in (11 mm) over the month.
- Average high53°F (12°C)
- Average low40°F (4°C)
- Precipitation1.7 in (42 mm)
- Clear or mostly clear days14
- Snowfall0.4 in (11 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)