Climate almanac
Rumson
New Jersey, United States · 40.37°, -74.00°
What is the weather like in Rumson in December?
In December, Rumson is typically 46°F (8°C) during the day and 36°F (2°C) at night. The month brings about 4.8 in (121 mm) of precipitation in total. Snowfall averages about 2.0 in (51 mm) over the month.
- Average high46°F (8°C)
- Average low36°F (2°C)
- Precipitation4.8 in (121 mm)
- Clear or mostly clear days10
- Snowfall2.0 in (51 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)