Cos Cob Harbor Weather Forecast

    • 40
    • 58

    Increasing Clouds

    • 40
    • 56

    Partly Sunny

    • 44
    • 53

    Partly Sunny

    • 46
    • 54

    Mostly Cloudy

    • 45
    • 54

    Chance Rain Showers

    • 46
    • 53

    Chance Rain Showers

Today 25 Oct Southern Fairfield

Sunny. Highs in the upper 50s. Northwest Winds 5 to 10 Mph.

Tonight 25 Oct Southern Fairfield

Partly cloudy. Lows in the upper 30s. North Winds around 5 Mph.

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Cos Cob Harbor Temperature Statistics

October Temperature

White Plains - Westchester County Airport (6.2 miles)

  • Lowest 10 October, 2025

    42.1 °F

  • Average October

    58.3 °F

  • Highest 5 October, 2025

    82.9 °F

Climate (2020–Present)

White Plains - Westchester County Airport (6.2 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    62.4 °F
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