Washington Weather in January

January in Washington averages 2°C (36°F) during the day and -8°C (18°F) at night. Quite a bit of snow/rainfall is typical this month, with around 76 mm (3 in) on average. An umbrella is a good idea.

Rainfall in Washington in January

On average, there are about 17 days with snow/rain during this month, averaging 76 mm (3 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Washington in January

January in Washington brings low temperatures, with highs of 2°C (36°F) and nights around -8°C (18°F). The winter season is characteristic of January. Expect a distinctly cold feel throughout the day, not just overnight. Nights drop below freezing to -8°C (18°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. This month is known for being the coldest, so make sure you pack appropriately with plenty of warm clothing.

Sunshine in Washington in January

The area sees fewer sunny days, with a projection of about 96 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July, August and September typically offer the best weather for Washington.