Byram Lake Reservoir Weather Forecast

    • 55
    • 71

    Rain Showers

    • 45
    • 62

    Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 41
    • 62

    Slight Chance Rain Showers

    • 39
    • 56

    Mostly Sunny

    • 41
    • 57

    Partly Sunny

Today 19 Oct Northern Westchester

Patchy fog this morning. Mostly sunny. Highs in the lower 70s. Southeast Winds 10 to 15 Mph. Gusts up to 20 Mph, increasing to 30 Mph this afternoon.

Tonight 19 Oct Northern Westchester

Showers with isolated Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall after midnight. Lows in the mid 50s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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Byram Lake Reservoir Temperature Statistics

October Temperature

White Plains - Westchester County Airport (6.8 miles)

  • Lowest 10 October, 2025

    42.1 °F

  • Average October

    59.1 °F

  • Highest 5 October, 2025

    82.9 °F

Climate (2020–Present)

White Plains - Westchester County Airport (6.8 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    62.4 °F
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