Redwyn Dunes Nature Sanctuary Weather Forecast

    • 65
    • 78

    Chance Rain Showers

    • 59
    • 72

    Rain Showers Likely

    • 56
    • 69

    Mostly Cloudy

    • 59
    • 69

    Partly Sunny

    • 66
    • 78

    Partly Sunny

    • 61
    • 76

    Chance Rain Showers

Today 30 Jul Keweenaw

Mostly cloudy. A chance of Showers in the Morning, then a slight chance of Showers and Thunderstorms in the afternoon. Patchy smoke. Warm with Highs in the lower 80s. Southwest Winds 5 to 10 Mph, becoming west 5 to 15 Mph in the afternoon. Chance of rain 50 percent.

Tonight 30 Jul Keweenaw

Cloudy with a slight chance of Showers and Thunderstorms. Patchy smoke after midnight. Lows 59 to 64 inland to around 66 at the shore. West Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Redwyn Dunes Nature Sanctuary Temperature Statistics

July Temperature

Copper Harbor (16.2 miles)

  • Lowest 9 July, 2026

    48.9 °F

  • Average July

    64 °F

  • Highest 13 July, 2026

    84 °F

Climate (2021–2026)

Copper Harbor (16.2 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    44.5 °F

  • Average High 2021–2026

    50.6 °F
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