Lake Winyah Weather Forecast

    • 65
    • 83

    Rain Showers

    • 57
    • 76

    Chance Rain Showers

    • 52
    • 71

    Mostly Sunny

    • 57
    • 79

    Mostly Sunny

    • 59
    • 78

    Chance Thunderstorms

    • 61
    • 77

    Partly Sunny

Today 20 Jul Alpena

Partly sunny. Patchy smoke through the day. A 20 percent chance of rain Showers in the afternoon. Highs in the lower 80s. Southwest Winds 5 to 15 Mph. Gusts up to 20 Mph increasing to 30 Mph in the afternoon.

Tonight 20 Jul Alpena

Partly cloudy. Patchy smoke early. Chance of light Showers and Thunderstorms Early, then chance of rain Showers after midnight. Lows in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph. Chance of precipitation 50 percent.

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Lake Winyah Temperature Statistics

July Temperature

Alpena, Alpena County Regional Airport (1.9 miles)

  • Lowest 7 July, 2026

    51.1 °F

  • Average July

    72.9 °F

  • Highest 14 July, 2026

    96.7 °F

Climate (2021–2026)

Alpena, Alpena County Regional Airport (1.9 miles)

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  • Average Low 2021–2026

    36.8 °F

  • Average 2021–2026

    46.6 °F

  • Average High 2021–2026

    56.2 °F
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