Grass Island Weather Forecast

    • 26
    • 35

    Snow

    • 18
    • 32

    Breezy

    • 14
    • 22

    Mostly Sunny

    • 29
    • 34

    Mostly Cloudy

    • 21
    • 35

    Partly Sunny

    • 27
    • 31

    Chance Snow

Today 18 Jan Southern Fairfield

Snow with a slight chance of rain. Snow accumulation around an inch. Highs in the lower 30s. East Winds around 5 Mph. Chance of precipitation near 100 percent.

Tonight 18 Jan Southern Fairfield

Mostly cloudy. Snow in the evening. Total snow accumulation of 3 to 5 Inches. Lows around 20. Northwest Winds 5 to 10 Mph. Chance of snow 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Island Temperature Statistics

January Temperature

White Plains - Westchester County Airport (8.7 miles)

  • Lowest 1 January, 2026

    14 °F

  • Average January

    33.9 °F

  • Highest 9 January, 2026

    51.1 °F

Climate (2021–Present)

White Plains - Westchester County Airport (8.7 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    62.3 °F
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