Climate almanac
Penn Hills
Pennsylvania, United States · 40.50°, -79.84°
What is the weather like in Penn Hills in December?
In December, Penn Hills is typically 43°F (6°C) during the day and 30°F (-1°C) at night. The month brings about 3.9 in (99 mm) of precipitation in total. Snowfall averages about 5.2 in (131 mm) over the month.
- Average high43°F (6°C)
- Average low30°F (-1°C)
- Precipitation3.9 in (99 mm)
- Clear or mostly clear days2
- Snowfall5.2 in (131 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)