Climate almanac
Agano
Niigata, Japan · 37.84°, 139.22°
What is the weather like in Agano in December?
In December, Agano is typically 43°F (6°C) during the day and 33°F (0°C) at night. The month brings about 9.6 in (243 mm) of precipitation in total. Snowfall averages about 28 in (706 mm) over the month.
- Average high43°F (6°C)
- Average low33°F (0°C)
- Precipitation9.6 in (243 mm)
- Clear or mostly clear days1
- Snowfall28 in (706 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)