New Castle Weather Forecast

    • 39
    • 73

    Rain Showers

    • 37
    • 49

    Mostly Cloudy

    • 29
    • 54

    Mostly Sunny

    • 33
    • 47

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 51
    • 70

    Partly Sunny

Today 4 Apr Henry

Showers and scattered Thunderstorms. Highs in the lower 70s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

Tonight 4 Apr Henry

Mostly cloudy with isolated Showers and Thunderstorms early this Morning, then partly cloudy toward daybreak. Near steady temperature in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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New Castle Temperature Statistics

April Temperature

Anderson Municipal Airport (17.4 miles)

  • Lowest 1 April, 2026

    39.2 °F

  • Average April

    49.5 °F

  • Highest 1 April, 2026

    72 °F

Climate (2021–Present)

Anderson Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    62.2 °F
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