Beaver Lake Weather Forecast

    • 58
    • 76

    Rain Showers Likely

    • 61
    • 80

    Slight Chance Thunderstorms

    • 59
    • 80

    Chance Thunderstorms

    • 55
    • 76

    Chance Rain Showers

    • 55
    • 76

    Partly Sunny

    • 58
    • 78

    Partly Sunny

Today 20 Aug Columbiana

Considerable cloudiness in the Morning, then becoming partly sunny. A slight chance of Thunderstorms. Showers, mainly in the morning. Humid with Highs in the mid 70s. East Winds around 5 Mph. Chance of rain 80 percent.

Tonight 20 Aug Columbiana

Mainly clear. A slight chance of Showers in the evening. Lows in the upper 50s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Beaver Lake Temperature Statistics

August Temperature

New Castle, New Castle Municipal Airport (14.3 miles)

  • Lowest 4 August, 2026

    52 °F

  • Average August

    72.2 °F

  • Highest 5 August, 2026

    87.1 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (14.3 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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