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  1. 10 Day Weather - New Castle, Delaware - The Weather Channel

    Be prepared with the most accurate 10-day forecast for New Castle, Delaware with highs, lows, chance of precipitation from The Weather Channel and Weather.com

  2. New Castle, DE Weather Forecast | AccuWeather

    New Castle, DE Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days.

  3. 7-Day Forecast 39.67N 75.56W

    1 day ago · Partly Cloudy 33°F 1°C ... More Information: Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast Extended Forecast for New Castle DE Similar City Names Click …

  4. New Castle, DE Weather Conditions - Weather Underground

    Dec 25, 2025 · Current Station Personal Weather Station Penns Beach (KNJPENNS63) Location: New Castle, DE Elevation: 3ft Nearby Weather Stations Showing Stations

  5. 10-Day Weather Forecasts & Weekend Weather for New Castle, DE ...

    2 days ago · Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for New Castle, DE

  6. New Castle, Delaware Weather Forecast

    2 days ago · New Castle (Delaware) Weather Forecast. Providing a local hourly New Castle (Delaware) weather forecast of rain, sun, wind, humidity and temperature. The Long-range 12 day forecast also …

  7. New Castle, DE - Local Weather Today, 10-Day Forecasts | US ...

    4 days ago · New Castle, DE hourly weather today, tomorrow, 10-day forecast. Storm alerts, local weather radar, marine weather, current wind speed, wind forecast today and tomorrow.