Climate almanac
Jackson
New Jersey, United States · 39.78°, -74.86°
What is the weather like in Jackson in December?
In December, Jackson is typically 47°F (8°C) during the day and 33°F (1°C) at night. The month brings about 3.8 in (97 mm) of precipitation in total. Snowfall averages about 1.6 in (41 mm) over the month.
- Average high47°F (8°C)
- Average low33°F (1°C)
- Precipitation3.8 in (97 mm)
- Clear or mostly clear days9
- Snowfall1.6 in (41 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)