Union Grove State Park Weather Forecast

    • 55
    • 77

    Partly Sunny

    • 60
    • 75

    Mostly Cloudy

    • 56
    • 78

    Rain Showers Likely

    • 53
    • 77

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 54
    • 75

    Slight Chance Thunderstorms

Today 24 Aug Tama

Mostly sunny. High in the upper 70s. Southeast wind around 10 Mph.

Tonight 24 Aug Tama

Partly cloudy until early morning then becoming mostly cloudy. Low in the mid 50s. Southeast wind 5 to 10 Mph.

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  • Temperature Real-Time

Union Grove State Park Temperature Statistics

August Temperature

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

  • Lowest 9 August, 2019

    51.1 °F
  • Average August

    70.1 °F
  • Highest 4 August, 2019

    84.9 °F

Climate (2010–Present)

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

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  • Average Low 2010–Present

    40 °F
  • Average 2010–Present

    49.6 °F
  • Average High 2010–Present

    59.1 °F
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