McMillan Weather Forecast

    • 15
    • 19

    Snow Likely

    • 21
    • 29

    Snow

    • 0
    • 26

    Chance Snow

    • -2
    • 14

    Chance Snow

    • -10
    • 9

    Slight Chance Snow

    • -10
    • 3

    Cold

Today 8 Dec Marathon

Cloudy. A chance of Flurries in the afternoon. Highs around 20. South wind 5 to 10 Mph.

Tonight 8 Dec Marathon

Not as cold. Light snow likely. Snow accumulation of 1 to 2 Inches. Lows in the middle teens. Southwest wind 10 to 15 Mph. Chance of snow 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McMillan Temperature Statistics

December Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 4 December, 2025

    -9.9 °F
  • Average December

    14.4 °F
  • Highest 3 December, 2025

    24.1 °F

Climate (2020–Present)

Marshfield, Marshfield Municipal Airport (6.8 miles)

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  • Average Low 2020–2025

    36.8 °F
  • Average 2020–2025

    46.1 °F
  • Average High 2020–2025

    55.3 °F
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