Climate almanac
Helena
Montana, United States · 46.59°, -112.04°
What is the weather like in Helena in January?
In January, Helena is typically 28°F (-2°C) during the day and 13°F (-11°C) at night. The month brings about 1.1 in (28 mm) of precipitation in total. Snowfall averages about 7.3 in (186 mm) over the month.
- Average high28°F (-2°C)
- Average low13°F (-11°C)
- Precipitation1.1 in (28 mm)
- Clear or mostly clear days5
- Snowfall7.3 in (186 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)