Weather In Washington D.C. On Dec. 25-2025 252025 Weather. Find out what weather outlook is for this winter, spring, summer, and fall ahead. At the beginning of march is 13.3 ° f.

Weather.com brings you the most accurate monthly weather forecast for washington, dc with average/record and high/low temperatures, precipitation and more. The month with the least rainfall in washington is january, when the rain falls for 9.3 days and typically collects 1.57.