Climate almanac
California
Pennsylvania, United States · 40.07°, -79.89°
What is the weather like in California in January?
In January, California is typically 39°F (4°C) during the day and 26°F (-3°C) at night. The month brings about 4.0 in (101 mm) of precipitation in total. Snowfall averages about 7.8 in (198 mm) over the month.
- Average high39°F (4°C)
- Average low26°F (-3°C)
- Precipitation4.0 in (101 mm)
- Clear or mostly clear days3
- Snowfall7.8 in (198 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)