Cos Cob Harbor Weather Forecast

    • 27
    • 42

    Partly Sunny

    • 10
    • 35

    Partly Sunny

    • 13
    • 18

    Snow

    • 18
    • 23

    Snow

    • 11
    • 26

    Chance Snow

    • 14
    • 24

    Partly Sunny

Today 22 Jan Southern Fairfield

Partly sunny. Highs in the lower 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Jan Southern Fairfield

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 20s. West Winds 10 to 15 Mph.

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  • Temperature Real-Time

Cos Cob Harbor Temperature Statistics

January Temperature

White Plains - Westchester County Airport (6.2 miles)

  • Lowest 1 January, 2026

    14 °F

  • Average January

    32.5 °F

  • Highest 9 January, 2026

    51.1 °F

Climate (2021–Present)

White Plains - Westchester County Airport (6.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    62.3 °F
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