Climate almanac
Lebanon
New Hampshire, United States · 43.64°, -72.25°
What is the weather like in Lebanon in December?
In December, Lebanon is typically 33°F (1°C) during the day and 19°F (-7°C) at night. The month brings about 4.1 in (103 mm) of precipitation in total. Snowfall averages about 12 in (304 mm) over the month.
- Average high33°F (1°C)
- Average low19°F (-7°C)
- Precipitation4.1 in (103 mm)
- Clear or mostly clear days4
- Snowfall12 in (304 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)