McKelvey Lake Weather Forecast

    • 54
    • 81

    Mostly Sunny

    • 61
    • 85

    Increasing Clouds

    • 63
    • 86

    Partly Sunny

    • 62
    • 85

    Mostly Cloudy

    • 63
    • 85

    Slight Chance Thunderstorms

    • 64
    • 86

    Partly Sunny

    • 66
    • 88

    Partly Sunny

Today 3 Aug Mahoning

Sunny. Highs in the lower 80s. East Winds around 5 Mph.

Tonight 3 Aug Mahoning

Clear. Lows in the lower 50s. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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McKelvey Lake Temperature Statistics

August Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 1 August, 2025

    53.1 °F

  • Average August

    65.4 °F

  • Highest 1 August, 2025

    75.9 °F

Climate (2020–Present)

New Castle, New Castle Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    61.1 °F
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