Spring Valley Weather Forecast

    • 38
    • 51

    Mostly Cloudy

    • 42
    • 57

    Slight Chance Rain Showers

    • 58
    • 66

    Rain Showers Likely

    • 47
    • 70

    Rain Showers

    • 36
    • 57

    Mostly Sunny

    • 45
    • 63

    Partly Sunny

Today 13 Mar New Castle

Mostly cloudy. Highs in the lower 50s. Northeast Winds 5 to 10 Mph.

Tonight 13 Mar New Castle

Mostly cloudy. Lows in the upper 30s. Northeast Winds 5 to 10 Mph.

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Spring Valley Temperature Statistics

March Temperature

Wilmington, New Castle County Airport (6.8 miles)

  • Lowest 2 March, 2025

    19.9 °F

  • Average March

    44.5 °F

  • Highest 11 March, 2025

    68 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (6.8 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    66.2 °F
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