Ossining Weather Forecast

    • 64
    • 70

    Chance Rain Showers

    • 64
    • 79

    Partly Sunny

    • 55
    • 79

    Mostly Sunny

    • 54
    • 70

    Mostly Sunny

    • 57
    • 71

    Partly Sunny

    • 62
    • 75

    Partly Sunny

Today 17 Sep Northern Westchester

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the lower 70s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 17 Sep Northern Westchester

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Lows around 60. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ossining Temperature Statistics

September Temperature

White Plains - Westchester County Airport (10.6 miles)

  • Lowest 8 September, 2025

    48.9 °F

  • Average September

    66.4 °F

  • Highest 6 September, 2025

    82 °F

Climate (2020–Present)

White Plains - Westchester County Airport (10.6 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    62.4 °F
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