Fresh Water Lake Weather Forecast

    • 53
    • 80

    Decreasing Clouds

    • 51
    • 87

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 52
    • 81

    Mostly Sunny

    • 53
    • 76

    Chance Rain Showers

    • 54
    • 75

    Chance Rain Showers

Today 5 Aug McHenry

Mostly sunny. Highs around 80. Southwest Winds 5 to 10 Mph, increasing to west 15 to 20 Mph in the afternoon.

Tonight 5 Aug McHenry

Partly cloudy. Lows in the lower 50s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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Fresh Water Lake Temperature Statistics

August Temperature

RUGBY (18.6 miles)

  • Lowest 1 August, 2026

    60.8 °F

  • Average August

    75.1 °F

  • Highest 2 August, 2026

    91.4 °F

Climate (2021–2026)

RUGBY (18.6 miles)

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  • Average Low 2021–2026

    27 °F

  • Average 2021–2026

    37.6 °F

  • Average High 2021–2026

    47.9 °F
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