Washington DC Weather in January

Washington DC in January averages 7°C (45°F) during the day and -2°C (28°F) at night. This is the driest month of the year, and part of the winter season.

Rainfall in Washington DC in January

With the driest weather of the year, this month is a solid choice for exploring, even if you'll want to dress warmly. Looking at the last 30 years, the data shows about 10 days with snow/rain, averaging 62 mm (2.4 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Washington DC in January

In January, expect low temperatures in Washington DC, with highs of 7°C (45°F) and lows of -2°C (28°F) at night. The month of January belongs to the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights are well below freezing at -2°C (28°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. On average, it is the coldest month of the year. So be prepared and make sure to pack winter clothes.

Sunshine in Washington DC in January

The month experiences a moderate amount of sunlight, with 144 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Washington DC in January

Average wind conditions reach 5 m/s (10 knots) in January. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

January in Washington DC has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.