Guilford Lake State Park Weather Forecast

    • 68
    • 88

    Mostly Sunny

    • 73
    • 91

    Mostly Sunny

    • 70
    • 87

    Rain Showers

    • 70
    • 86

    Thunderstorms Likely

    • 68
    • 86

    Chance Thunderstorms

    • 69
    • 88

    Slight Chance Thunderstorms

Today 23 Jul Columbiana

Sunny. Highs in the upper 80s. Light and variable Winds, becoming south around 5 Mph in the afternoon.

Tonight 23 Jul Columbiana

Mainly clear. Humid with Lows in the upper 60s. South Winds around 5 Mph.

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Guilford Lake State Park Temperature Statistics

July Temperature

Beaver County Airport (25.5 miles)

  • Lowest 18 July, 2025

    66.2 °F

  • Average July

    80.9 °F

  • Highest 7 July, 2025

    91.4 °F

Climate (2020–Present)

Beaver County Airport (25.5 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    63.8 °F
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