Climate almanac
Forest Grove
Oregon, United States · 45.52°, -123.11°
What is the weather like in Forest Grove in January?
In January, Forest Grove is typically 47°F (8°C) during the day and 37°F (3°C) at night. The month brings about 7.7 in (195 mm) of precipitation in total. Snowfall averages about 2.0 in (50 mm) over the month.
- Average high47°F (8°C)
- Average low37°F (3°C)
- Precipitation7.7 in (195 mm)
- Clear or mostly clear days4
- Snowfall2.0 in (50 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)