Cos Cob Harbor Weather Forecast

    • 34
    • 46

    Partly Sunny

    • 42
    • 50

    Rain Likely

    • 42
    • 46

    Rain

    • 31
    • 49

    Slight Chance Rain Showers

    • 32
    • 40

    Partly Sunny

    • 35
    • 43

    Partly Sunny

Today 8 Jan Southern Fairfield

Sunny. Highs in the mid 40s. Northwest Winds around 5 Mph.

Tonight 8 Jan Southern Fairfield

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 30s. Light and variable Winds, becoming east around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • 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

    27.4 °F

  • Highest 6 January, 2026

    37.9 °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

    62.3 °F
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