Tower Hill State Park Weather Forecast

    • 60
    • 77

    Decreasing Clouds

    • 63
    • 79

    Chance Thunderstorms

    • 51
    • 75

    Mostly Sunny

    • 48
    • 69

    Partly Sunny

    • 45
    • 67

    Partly Sunny

    • 47
    • 69

    Mostly Sunny

Today 21 Aug Iowa

Partly sunny. Areas of fog in the morning. Highs in the upper 70s. Northeast Winds up to 5 Mph.

Tonight 21 Aug Iowa

Partly cloudy. Lows in the upper 50s. Calm Winds.

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Tower Hill State Park Temperature Statistics

August Temperature

Lone Rock Tri-County Regional Airport (8.1 miles)

  • Lowest 1 August, 2025

    50.6 °F

  • Average August

    73.2 °F

  • Highest 8 August, 2025

    90.6 °F

Climate (2020–Present)

Lone Rock Tri-County Regional Airport (8.1 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    59.9 °F
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