St Martin Island Weather Forecast

    • 59
    • 72

    Increasing Clouds

    • 56
    • 65

    Rain Showers Likely

    • 56
    • 67

    Partly Sunny

    • 59
    • 70

    Mostly Sunny

    • 61
    • 74

    Partly Sunny

    • 61
    • 72

    Partly Sunny

Today 23 Aug Delta

Partly cloudy with a 20 percent chance of Showers. Highs in the lower 70s. Northwest Winds 10 to 15 Mph.

Tonight 23 Aug Delta

Clear in the Evening, then partly cloudy with a chance of Showers after midnight. Lows around 50. West Winds 5 to 10 Mph. Chance of rain 40 percent.

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St Martin Island Temperature Statistics

August Temperature

Escanaba (21.7 miles)

  • Lowest 1 August, 2025

    44.1 °F

  • Average August

    68.6 °F

  • Highest 8 August, 2025

    82 °F

Climate (2020–Present)

Escanaba (21.7 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    44.3 °F

  • Average High 2020–2025

    52.4 °F
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