Tower Hill State Park Weather Forecast

    • 35
    • 58

    Decreasing Clouds

    • 33
    • 56

    Partly Sunny

    • 31
    • 54

    Partly Sunny

    • 37
    • 59

    Partly Sunny

    • 40
    • 63

    Partly Sunny

    • 43
    • 66

    Slight Chance Thunderstorms

Today 29 Apr Iowa

Mostly sunny. Highs in the upper 50s. Northwest Winds 5 to 15 Mph.

Tonight 29 Apr Iowa

Cloudy. Isolated light rain Showers after midnight. Lows in the lower 40s. Northwest Winds 5 to 10 Mph. Chance of Showers 20 percent.

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Tower Hill State Park Temperature Statistics

April Temperature

Lone Rock Tri-County Regional Airport (8.1 miles)

  • Lowest 7 April, 2026

    18.6 °F

  • Average April

    48.8 °F

  • Highest 14 April, 2026

    78.7 °F

Climate (2021–Present)

Lone Rock Tri-County Regional Airport (8.1 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    60.2 °F
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