McMillan Weather Forecast

    • 47
    • 63

    Decreasing Clouds

    • 39
    • 61

    Mostly Cloudy

    • 38
    • 57

    Rain Showers Likely

    • 27
    • 52

    Breezy

    • 34
    • 57

    Mostly Sunny

    • 40
    • 63

    Partly Sunny

Today 13 Oct Marathon

Cooler. Mostly cloudy. Highs in the middle 60s. Northwest wind 10 to 15 Mph.

Tonight 13 Oct Marathon

Mostly cloudy. A slight chance of Showers in the evening. Lows in the upper 40s. Light and variable wind. Chance of rain 20 percent.

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McMillan Temperature Statistics

October Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 2 October, 2026

    36.6 °F

  • Average October

    56.8 °F

  • Highest 10 October, 2026

    82 °F

Climate (2021–2026)

Marshfield, Marshfield Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    55.4 °F
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