Washington Dc 30 Day Weather Forecast 2025 Season. A risky day is not a direct prediction of precipitation (rain/snow) but instead a forecast of ideal conditions. Winter is on its way!

Weather.com brings you the most accurate monthly weather forecast for washington, dc, united states with average/record and high/low temperatures, precipitation and more. A risky day is not a direct prediction of precipitation (rain/snow) but instead a forecast of ideal conditions.