McMillan Weather Forecast

    • 60
    • 83

    Chance Thunderstorms

    • 59
    • 82

    Chance Thunderstorms

    • 55
    • 79

    Mostly Cloudy

    • 54
    • 77

    Rain Showers Likely

    • 57
    • 73

    Chance Rain Showers

    • 55
    • 76

    Partly Sunny

Today 11 Aug Marathon

Mostly cloudy in the morning then becoming mostly sunny. A chance of Showers and Thunderstorms. Highs in the lower 80s. Light and variable wind. Chance of rain 30 percent.

Tonight 11 Aug Marathon

Mostly cloudy. Lows in the upper 50s. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McMillan Temperature Statistics

August Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 6 August, 2026

    51.7 °F

  • Average August

    70 °F

  • Highest 1 August, 2026

    85.6 °F

Climate (2021–2026)

Marshfield, Marshfield Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    36.6 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    55.3 °F
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