Patterson Lake Weather Forecast

    • 61
    • 70

    Rain Showers Likely

    • 60
    • 71

    Partly Sunny

    • 58
    • 71

    Mostly Sunny

    • 59
    • 69

    Mostly Sunny

    • 62
    • 76

    Partly Sunny

    • 61
    • 76

    Chance Rain Showers

Today 20 Aug Keweenaw

Mostly cloudy. A slight chance of Showers late this Morning, then a chance of Showers with a slight chance of Thunderstorms this afternoon. Near steady temperature in the upper 60s. West Winds 5 to 10 Mph, becoming southeast with Gusts up to 20 Mph this afternoon. Chance of rain 50 percent.

Tonight 20 Aug Keweenaw

A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Cloudy. Lows around 60. Southeast Winds 5 to 10 Mph, becoming south after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Patterson Lake Temperature Statistics

August Temperature

Copper Harbor (55.9 miles)

  • Lowest 1 August, 2026

    53.1 °F

  • Average August

    64.3 °F

  • Highest 6 August, 2026

    81 °F

Climate (2021–2026)

Copper Harbor (55.9 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    44.4 °F

  • Average High 2021–2026

    50.6 °F
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