Turtle Lake Weather Forecast

    • 46
    • 60

    Rain Showers Likely

    • 41
    • 58

    Rain Showers

    • 39
    • 49

    Rain Showers Likely

    • 33
    • 51

    Partly Sunny

    • 34
    • 54

    Mostly Cloudy

    • 39
    • 56

    Partly Sunny

Today 20 Oct Calhoun

Sunny. Highs in the lower 60s. Southwest Winds 5 to 15 Mph.

Tonight 20 Oct Calhoun

Mostly clear with a slight chance of rain Showers in the Evening, then rain Showers likely after midnight. Lows in the mid 40s. South Winds 5 to 15 Mph with Gusts to around 25 Mph. Chance of rain 70 percent.

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Turtle Lake Temperature Statistics

October Temperature

Branch County Memorial Airport (12.4 miles)

  • Lowest 9 October, 2025

    35.6 °F

  • Average October

    59 °F

  • Highest 3 October, 2025

    86 °F

Climate (2020–Present)

Branch County Memorial Airport (12.4 miles)

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  • Average Low 2020–2025

    41.5 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.7 °F
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