Climate almanac
Hammonton
New Jersey, United States · 39.64°, -74.80°
What is the weather like in Hammonton in January?
In January, Hammonton is typically 44°F (6°C) during the day and 30°F (-1°C) at night. The month brings about 3.2 in (82 mm) of precipitation in total. Snowfall averages about 6.0 in (152 mm) over the month.
- Average high44°F (6°C)
- Average low30°F (-1°C)
- Precipitation3.2 in (82 mm)
- Clear or mostly clear days11
- Snowfall6.0 in (152 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)