Climate almanac
Hermiston
Oregon, United States · 45.84°, -119.29°
What is the weather like in Hermiston in January?
In January, Hermiston is typically 43°F (6°C) during the day and 31°F (-1°C) at night. The month brings about 1.8 in (46 mm) of precipitation in total. Snowfall averages about 2.4 in (61 mm) over the month.
- Average high43°F (6°C)
- Average low31°F (-1°C)
- Precipitation1.8 in (46 mm)
- Clear or mostly clear days3
- Snowfall2.4 in (61 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)