McMillan Weather Forecast

    • 21
    • 41

    Becoming Sunny

    • 32
    • 44

    Partly Sunny

    • 31
    • 50

    Mostly Cloudy

    • 35
    • 47

    Chance Rain

    • 23
    • 48

    Mostly Cloudy

    • 22
    • 39

    Partly Sunny

Today 22 Mar Marathon

Much Colder. Mostly cloudy with a slight chance of light rain and freezing rain in the Morning, then partly cloudy in the afternoon. Highs around 40. North wind 10 to 15 Mph. Chance of precipitation 20 percent.

Tonight 22 Mar Marathon

Colder. Mostly clear. Lows around 20. North wind 5 to 10 Mph in the evening becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McMillan Temperature Statistics

March Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 17 March, 2026

    -2.3 °F

  • Average March

    31.8 °F

  • Highest 9 March, 2026

    64.7 °F

Climate (2021–Present)

Marshfield, Marshfield Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    55.3 °F
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