South New Castle Weather Forecast

    • 70
    • 82

    Rain Showers

    • 57
    • 80

    Slight Chance Rain Showers

    • 60
    • 80

    Mostly Sunny

    • 58
    • 79

    Chance Thunderstorms

    • 54
    • 76

    Partly Sunny

    • 56
    • 78

    Partly Sunny

Today 16 Aug Lawrence

Showers likely with a slight chance of Thunderstorms this Morning, then Showers with Thunderstorms likely this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 16 Aug Lawrence

Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Humid with Lows in the upper 60s. West Winds around 5 Mph. Gusts up to 20 Mph in the evening. Chance of rain 90 percent.

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South New Castle Temperature Statistics

August Temperature

New Castle, New Castle Municipal Airport (4.3 miles)

  • Lowest 4 August, 2026

    52 °F

  • Average August

    72 °F

  • Highest 5 August, 2026

    87.1 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    61.1 °F
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