New Castle Weather Forecast

    • 54
    • 74

    Increasing Clouds

    • 37
    • 68

    Rain Showers Likely

    • 39
    • 53

    Mostly Sunny

    • 45
    • 63

    Mostly Sunny

    • 52
    • 67

    Rain

    • 44
    • 62

    Chance Rain

    • 46
    • 63

    Mostly Sunny

Today 20 Apr New Castle

Sunny. Highs in the mid 70s. Southwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Castle Temperature Statistics

April Temperature

Wilmington, New Castle County Airport (1.9 miles)

  • Lowest 3 April, 2021

    27 °F
  • Average April

    52.6 °F
  • Highest 11 April, 2021

    72 °F

Climate (2010–Present)

Wilmington, New Castle County Airport (1.9 miles)

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  • Average Low 2010–Present

    47.1 °F
  • Average 2010–Present

    55.3 °F
  • Average High 2010–Present

    63.8 °F
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