Old Bethpage Weather Forecast

    • 43
    • 65

    Mostly Sunny

    • 42
    • 59

    Mostly Sunny

    • 45
    • 62

    Mostly Sunny

    • 54
    • 65

    Partly Sunny

    • 54
    • 70

    Rain Showers Likely

    • 51
    • 67

    Chance Rain Showers

Today 15 Oct Southern Nassau

Mostly sunny. Highs in the upper 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 15 Oct Southern Nassau

Mostly clear. Lows in the mid 40s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Old Bethpage Temperature Statistics

October Temperature

Farmingdale - Republic Airport (2.5 miles)

  • Lowest 10 October, 2025

    42.1 °F
  • Average October

    61.9 °F
  • Highest 4 October, 2025

    81 °F

Climate (2020–Present)

Farmingdale - Republic Airport (2.5 miles)

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  • Average Low 2020–2025

    48.6 °F
  • Average 2020–2025

    56 °F
  • Average High 2020–2025

    63.4 °F
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