El Cajon Bay Weather Forecast

    • 56
    • 60

    Mostly Cloudy

    • 55
    • 64

    Rain Showers

    • 45
    • 60

    Rain Showers

    • 48
    • 57

    Rain Showers Likely

    • 43
    • 54

    Rain Showers

    • 41
    • 50

    Chance Rain Showers

    • 42
    • 51

    Chance Rain Showers

Today 17 Oct Alpena

Mostly cloudy. Isolated rain Showers early. Highs in the lower 60s. South Winds 5 to 15 Mph with Gusts to around 30 Mph. Chance of Showers 20 percent.

Tonight 17 Oct Alpena

Mostly cloudy. Slight chance of Thunderstorms and isolated rain Showers after midnight. Lows in the mid 50s. South Winds 10 to 15 Mph with Gusts to around 25 Mph. Chance of precipitation 20 percent.

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El Cajon Bay Temperature Statistics

October Temperature

Alpena, Alpena County Regional Airport (11.8 miles)

  • Lowest 9 October, 2025

    34 °F

  • Average October

    56.4 °F

  • Highest 4 October, 2025

    87.1 °F

Climate (2020–Present)

Alpena, Alpena County Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    37.3 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    56.6 °F
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