Climate almanac
Raritan
New Jersey, United States · 40.57°, -74.63°
What is the weather like in Raritan in December?
In December, Raritan is typically 44°F (7°C) during the day and 31°F (-1°C) at night. The month brings about 4.0 in (102 mm) of precipitation in total. Snowfall averages about 3.3 in (85 mm) over the month.
- Average high44°F (7°C)
- Average low31°F (-1°C)
- Precipitation4.0 in (102 mm)
- Clear or mostly clear days9
- Snowfall3.3 in (85 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)