South New Castle Weather Forecast

    • 23
    • 42

    Mostly Cloudy

    • 12
    • 30

    Decreasing Clouds

    • 29
    • 36

    Rain

    • 27
    • 47

    Rain Likely

    • 32
    • 41

    Rain

    • 44
    • 54

    Rain Likely

    • 33
    • 54

    Chance Rain

Today 20 Dec Lawrence

Mostly cloudy. Highs in the lower 40s. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 20 Dec Lawrence

Mostly cloudy. Lows in the lower 20s. Southwest Winds 5 to 10 Mph, becoming west after midnight.

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South New Castle Temperature Statistics

December Temperature

New Castle, New Castle Municipal Airport (4.3 miles)

  • Lowest 5 December, 2025

    1 °F

  • Average December

    25.7 °F

  • Highest 18 December, 2025

    57 °F

Climate (2020–Present)

New Castle, New Castle Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    61 °F
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