Spring Valley Weather Forecast

    • 39
    • 46

    Chance Rain

    • 53
    • 53

    Rain Showers Likely

    • 45
    • 64

    Chance Rain Showers

    • 48
    • 65

    Mostly Sunny

    • 53
    • 72

    Chance Rain Showers

    • 47
    • 71

    Rain Showers Likely

    • 32
    • 52

    Chance Rain Showers

Today 6 Mar New Castle

Cloudy. Patchy fog this morning. A slight chance of rain this afternoon. Highs around 50. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 6 Mar New Castle

Cloudy with a 40 percent chance of rain. Patchy fog. Lows around 40. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spring Valley Temperature Statistics

March Temperature

Wilmington, New Castle County Airport (6.8 miles)

  • Lowest 2 March, 2026

    25 °F

  • Average March

    38.2 °F

  • Highest 1 March, 2026

    51.7 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (6.8 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    66.5 °F
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