New Castle Weather Forecast

    • 27
    • 46

    Mostly Sunny

    • 38
    • 46

    Rain

    • 29
    • 53

    Rain Likely

    • 33
    • 40

    Mostly Cloudy

    • 40
    • 54

    Mostly Cloudy

    • 27
    • 50

    Mostly Cloudy

    • 30
    • 39

    Mostly Cloudy

Today 29 Jan Henry

Sunny. Highs in the lower 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 29 Jan Henry

Mostly clear. Cold with Lows in the upper 20s. Light and variable Winds, becoming south around 5 Mph toward daybreak.

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  • Temperature Real-Time

New Castle Temperature Statistics

January Temperature

Anderson Municipal Airport (17.4 miles)

  • Lowest 15 January, 2025

    -5.8 °F

  • Average January

    20.1 °F

  • Highest 18 January, 2025

    41.4 °F

Climate (2020–Present)

Anderson Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    61.6 °F
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