Lostmans River - First Bay Weather Forecast

    • 73
    • 83

    Thunderstorms

    • 72
    • 83

    Chance Thunderstorms

    • 71
    • 84

    Mostly Sunny

    • 71
    • 86

    Mostly Sunny

    • 70
    • 86

    Mostly Sunny

    • 71
    • 86

    Mostly Sunny

Today 10 Oct Mainland Monroe

Showers likely with a chance of Thunderstorms this Morning, then Showers and Thunderstorms this afternoon. Highs in the lower 80s. East Winds around 5 Mph, becoming south this afternoon. Chance of rain 90 percent.

Tonight 10 Oct Mainland Monroe

Mostly cloudy. Showers and Thunderstorms Likely, mainly in the evening. Lows in the lower 70s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 70 percent.

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Lostmans River - First Bay Temperature Statistics

October Temperature

Miami, Kendall-Tamiami Executive Airport (47.2 miles)

  • Lowest 4 October, 2025

    75 °F

  • Average October

    81.9 °F

  • Highest 6 October, 2025

    89.1 °F

Climate (2020–Present)

Miami, Kendall-Tamiami Executive Airport (47.2 miles)

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  • Average Low 2020–2025

    69.5 °F

  • Average 2020–2025

    77.3 °F

  • Average High 2020–2025

    85.7 °F
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