Cos Cob Harbor Weather Forecast

    • 34
    • 37

    Chance Rain

    • 34
    • 39

    Rain

    • 32
    • 44

    Chance Snow

    • 31
    • 35

    Chance Snow

    • 27
    • 36

    Slight Chance Snow

    • 24
    • 36

    Partly Sunny

    • 37
    • 41

    Mostly Cloudy

Today 19 Feb Southern Fairfield

Cloudy. Highs in the upper 30s. East Winds 5 to 10 Mph.

Tonight 19 Feb Southern Fairfield

Cloudy. Lows in the lower 30s. East Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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Cos Cob Harbor Temperature Statistics

February Temperature

White Plains - Westchester County Airport (6.2 miles)

  • Lowest 8 February, 2026

    1 °F

  • Average February

    25.2 °F

  • Highest 17 February, 2026

    46 °F

Climate (2021–Present)

White Plains - Westchester County Airport (6.2 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    62.2 °F
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