Big Eau Pleine Reservoir Weather Forecast

    • 48
    • 64

    Increasing Clouds

    • 50
    • 67

    Chance Rain Showers

    • 51
    • 75

    Partly Sunny

    • 57
    • 84

    Slight Chance Thunderstorms

    • 58
    • 85

    Slight Chance Thunderstorms

    • 57
    • 83

    Chance Rain Showers

Today 22 May Marathon

Blustery. Partly cloudy. 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

Big Eau Pleine Reservoir Temperature Statistics

May Temperature

Mosinee (6.2 miles)

  • Lowest 2 May, 2026

    26.6 °F

  • Average May

    48.8 °F

  • Highest 15 May, 2026

    78.8 °F

Climate (2021–Present)

Mosinee (6.2 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    43.1 °F

  • Average High 2021–2026

    53.5 °F
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