Climate almanac
Bethlehem
Pennsylvania, United States · 40.63°, -75.37°
What is the weather like in Bethlehem in January?
In January, Bethlehem is typically 39°F (4°C) during the day and 26°F (-3°C) at night. The month brings about 3.6 in (92 mm) of precipitation in total. Snowfall averages about 6.4 in (162 mm) over the month.
- Average high39°F (4°C)
- Average low26°F (-3°C)
- Precipitation3.6 in (92 mm)
- Clear or mostly clear days8
- Snowfall6.4 in (162 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)