Beaman Weather Forecast

    • 39
    • 46

    Cloudy

    • 7
    • 40

    Wintry Mix

    • 6
    • 14

    Blowing Snow

    • 19
    • 30

    Mostly Cloudy

    • 4
    • 29

    Mostly Cloudy

    • 2
    • 12

    Mostly Sunny

Today 27 Dec Grundy

Cloudy. Widespread dense fog this Morning, then patchy fog this afternoon. Highs in the mid 40s. Southeast Winds 10 to 15 Mph.

Tonight 27 Dec Grundy

Cloudy. Areas of fog. A chance of rain after midnight. Lows in the upper 30s. Southeast Winds 5 to 10 Mph, becoming east after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

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Beaman Temperature Statistics

December Temperature

Marshalltown, Marshalltown Municipal Airport (8.7 miles)

  • Lowest 14 December, 2025

    -16.1 °F

  • Average December

    21 °F

  • Highest 9 December, 2025

    41 °F

Climate (2020–Present)

Marshalltown, Marshalltown Municipal Airport (8.7 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    50.3 °F

  • Average High 2020–2025

    60.9 °F
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