Lost Valley State Park Weather Forecast

    • 66
    • 92

    Chance Thunderstorms

    • 63
    • 80

    Increasing Clouds

    • 63
    • 83

    Mostly Sunny

    • 66
    • 87

    Sunny

    • 69
    • 89

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

Today 31 Jul Newton County Higher Elevations

Mostly sunny. A slight chance of Showers and Thunderstorms early. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 31 Jul Newton County Higher Elevations

Partly cloudy with a chance of Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming northwest 10 to 15 Mph with Gusts up to 30 Mph after midnight. Chance of rain 50 percent. Average rainfall 1/10 inch.

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Lost Valley State Park Temperature Statistics

July Temperature

Harrison, Boone County Airport (21.1 miles)

  • Lowest 14 July, 2026

    66.7 °F

  • Average July

    82.5 °F

  • Highest 21 July, 2026

    99.6 °F

Climate (2021–2026)

Harrison, Boone County Airport (21.1 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    71.5 °F
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