Winterthur Weather Forecast

    • 31
    • 53

    Rain Likely

    • 34
    • 53

    Mostly Sunny

    • 35
    • 52

    Partly Sunny

    • 48
    • 54

    Rain Likely

    • 39
    • 62

    Chance Rain

    • 30
    • 49

    Partly Sunny

Today 22 Nov New Castle

Cloudy with rain likely in the Morning, then partly sunny in the afternoon. Highs in the mid 50s. North Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 22 Nov New Castle

Mostly clear. Cooler with Lows in the lower 30s. North Winds around 5 Mph.

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Winterthur Temperature Statistics

November Temperature

Wilmington, New Castle County Airport (8.7 miles)

  • Lowest 11 November, 2025

    30 °F

  • Average November

    49 °F

  • Highest 8 November, 2025

    70 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (8.7 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    66.6 °F
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