New Wilmington Weather Forecast

    • 24
    • 32

    Partly Sunny

    • 26
    • 40

    Mostly Cloudy

    • 22
    • 50

    Rain/Snow

    • 18
    • 31

    Slight Chance Rain Showers

    • 26
    • 42

    Chance Rain Showers

    • 23
    • 38

    Chance Freezing Rain

Today 16 Dec Lawrence

Mostly sunny. Highs in the lower 30s. South Winds 5 to 10 Mph.

Tonight 16 Dec Lawrence

Mainly clear in the Evening, then becoming mostly cloudy. Lows in the mid 20s. Temperatures rising into the lower 30s after midnight. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Wilmington Temperature Statistics

December Temperature

New Castle, New Castle Municipal Airport (7.5 miles)

  • Lowest 5 December, 2025

    1 °F

  • Average December

    24.7 °F

  • Highest 10 December, 2025

    37.9 °F

Climate (2020–Present)

New Castle, New Castle Municipal Airport (7.5 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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