Big Eau Pleine Reservoir Weather Forecast

    • 55
    • 78

    Slight Chance Thunderstorms

    • 51
    • 76

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

    • 55
    • 76

    Partly Sunny

    • 60
    • 79

    Chance Rain Showers

    • 56
    • 79

    Chance Rain Showers

Today 21 Aug Marathon

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 70s. Southwest wind 5 to 10 Mph. Chance of rain 40 percent.

Tonight 21 Aug Marathon

Mostly clear. Lows in the middle 50s. Northwest wind 5 to 10 Mph in the evening becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Eau Pleine Reservoir Temperature Statistics

August Temperature

Mosinee (6.2 miles)

  • Lowest 6 August, 2026

    50 °F

  • Average August

    67 °F

  • Highest 1 August, 2026

    84.2 °F

Climate (2021–2026)

Mosinee (6.2 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    53.5 °F
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