McMillan Weather Forecast

    • 46
    • 63

    Increasing Clouds

    • 48
    • 67

    Chance Rain Showers

    • 50
    • 75

    Mostly Sunny

    • 56
    • 84

    Slight Chance Thunderstorms

    • 56
    • 85

    Slight Chance Thunderstorms

    • 56
    • 83

    Chance Rain Showers

Today 22 May Marathon

Blustery. Partly sunny. Highs in the middle 60s. East wind 10 to 15 Mph increasing to 15 to 25 Mph in the afternoon.

Tonight 22 May Marathon

Mostly cloudy. Lows in the upper 40s. East wind 10 to 20 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McMillan Temperature Statistics

May Temperature

Marshfield, Marshfield Municipal Airport (6.8 miles)

  • Lowest 10 May, 2026

    30.7 °F

  • Average May

    52.2 °F

  • Highest 15 May, 2026

    83.6 °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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