Climate almanac
Suwa
Nagano, Japan · 36.04°, 138.11°
What is the weather like in Suwa in December?
In December, Suwa is typically 42°F (5°C) during the day and 27°F (-3°C) at night. The month brings about 3.4 in (86 mm) of precipitation in total. Snowfall averages about 9.7 in (245 mm) over the month.
- Average high42°F (5°C)
- Average low27°F (-3°C)
- Precipitation3.4 in (86 mm)
- Clear or mostly clear days9
- Snowfall9.7 in (245 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)