Climate almanac
Sanjō
Niigata, Japan · 37.62°, 138.95°
What is the weather like in Sanjō in January?
In January, Sanjō is typically 39°F (4°C) during the day and 28°F (-2°C) at night. The month brings about 8.5 in (215 mm) of precipitation in total. Snowfall averages about 37 in (934 mm) over the month.
- Average high39°F (4°C)
- Average low28°F (-2°C)
- Precipitation8.5 in (215 mm)
- Clear or mostly clear days1
- Snowfall37 in (934 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)