Sy Lake Weather Forecast

    • 47
    • 72

    Mostly Sunny

    • 45
    • 64

    Increasing Clouds

    • 56
    • 66

    Partly Sunny

    • 59
    • 79

    Mostly Sunny

    • 55
    • 74

    Partly Sunny

    • 44
    • 69

    Chance Rain Showers

    • 40
    • 56

    Partly Sunny

Today 7 Oct Manitowoc

Mostly clear. Lows around 40. Highs in the upper 50s.

Tonight 7 Oct Manitowoc

Clear. Lows in the upper 40s. West wind 10 to 15 Mph.

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  • Temperature Real-Time

Sy Lake Temperature Statistics

October Temperature

Sheboygan County Memorial Airport (13 miles)

  • Lowest 3 October, 2026

    38.6 °F

  • Average October

    54.4 °F

  • Highest 1 October, 2026

    66.7 °F

Climate (2021–2026)

Sheboygan County Memorial Airport (13 miles)

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  • Average Low 2021–2026

    38.9 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    57.1 °F
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