Climate almanac
Iijima
Nagano, Japan · 35.67°, 137.93°
What is the weather like in Iijima in December?
In December, Iijima is typically 42°F (5°C) during the day and 27°F (-3°C) at night. The month brings about 3.0 in (77 mm) of precipitation in total. Snowfall averages about 7.4 in (188 mm) over the month.
- Average high42°F (5°C)
- Average low27°F (-3°C)
- Precipitation3.0 in (77 mm)
- Clear or mostly clear days10
- Snowfall7.4 in (188 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)