McMillan Weather Forecast

    • 54
    • 78

    Rain Showers

    • 38
    • 62

    Chance Rain Showers

    • 41
    • 62

    Partly Sunny

    • 45
    • 63

    Mostly Cloudy

    • 43
    • 60

    Rain Showers Likely

    • 38
    • 56

    Slight Chance Rain Showers

Today 23 Apr Marathon

Breezy. Mostly cloudy. Highs in the upper 70s. South wind 10 to 15 Mph increasing to 15 to 25 Mph in the afternoon. Gusts up to 35 Mph.

Tonight 23 Apr Marathon

Partly cloudy. Nearly steady temperature in the lower 50s. Southeast wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McMillan Temperature Statistics

April Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 7 April, 2026

    17.7 °F

  • Average April

    44.3 °F

  • Highest 13 April, 2026

    78.7 °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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