Tower Hill State Park Weather Forecast

    • 59
    • 73

    Chance Rain Showers

    • 57
    • 72

    Chance Rain Showers

    • 60
    • 73

    Rain Showers

    • 57
    • 75

    Rain Showers Likely

    • 54
    • 69

    Chance Rain Showers

    • 53
    • 69

    Chance Rain Showers

Today 16 Sep Iowa

Cloudy. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 16 Sep Iowa

Cloudy. Chance of Sprinkles in the Evening, then slight chance of Thunderstorms in the late evening and early morning. Chance of light Showers in the late evening and overnight. Lows in the upper 50s. East Winds up to 5 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tower Hill State Park Temperature Statistics

September Temperature

Lone Rock Tri-County Regional Airport (8.1 miles)

  • Lowest 14 September, 2026

    43 °F

  • Average September

    70.7 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Lone Rock Tri-County Regional Airport (8.1 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    60.4 °F
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