Climate almanac
Iwanuma
Miyagi, Japan · 38.10°, 140.86°
What is the weather like in Iwanuma in December?
In December, Iwanuma is typically 45°F (7°C) during the day and 34°F (1°C) at night. The month brings about 2.3 in (57 mm) of precipitation in total. Snowfall averages about 4.4 in (111 mm) over the month.
- Average high45°F (7°C)
- Average low34°F (1°C)
- Precipitation2.3 in (57 mm)
- Clear or mostly clear days10
- Snowfall4.4 in (111 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)