Union Grove State Park Weather Forecast

    • 33
    • 57

    Mostly Sunny

    • 44
    • 57

    Chance Rain

    • 33
    • 62

    Partly Sunny

    • 20
    • 43

    Rain Likely

    • 17
    • 33

    Mostly Sunny

    • 23
    • 38

    Partly Sunny

    • 33
    • 51

    Mostly Cloudy

Today 5 Nov Tama

Sunny. Highs in the upper 50s. Temperature falling into the lower 50s late. Northwest Winds 10 to 15 Mph.

Tonight 5 Nov Tama

Mostly clear. Lows in the lower 30s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Grove State Park Temperature Statistics

November Temperature

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

  • Lowest 2 November, 2025

    26.1 °F

  • Average November

    42.3 °F

  • Highest 3 November, 2025

    60.1 °F

Climate (2020–Present)

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    39.7 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    61.1 °F
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