Climate almanac
Poolesville
Maryland, United States · 39.15°, -77.42°
What is the weather like in Poolesville in January?
In January, Poolesville is typically 43°F (6°C) during the day and 29°F (-2°C) at night. The month brings about 3.3 in (83 mm) of precipitation in total. Snowfall averages about 6.0 in (153 mm) over the month.
- Average high43°F (6°C)
- Average low29°F (-2°C)
- Precipitation3.3 in (83 mm)
- Clear or mostly clear days9
- Snowfall6.0 in (153 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)