Climate almanac
Dunellen
New Jersey, United States · 40.59°, -74.47°
What is the weather like in Dunellen in January?
In January, Dunellen is typically 41°F (5°C) during the day and 29°F (-2°C) at night. The month brings about 3.4 in (87 mm) of precipitation in total. Snowfall averages about 5.4 in (136 mm) over the month.
- Average high41°F (5°C)
- Average low29°F (-2°C)
- Precipitation3.4 in (87 mm)
- Clear or mostly clear days10
- Snowfall5.4 in (136 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)