Old Bethpage Weather Forecast

    • 68
    • 86

    Chance Thunderstorms

    • 66
    • 85

    Partly Sunny

    • 66
    • 83

    Mostly Sunny

    • 68
    • 83

    Rain Showers Likely

    • 67
    • 84

    Chance Rain Showers

    • 67
    • 84

    Mostly Sunny

Today 13 Aug Southern Nassau

Mostly cloudy with a chance of Showers and Thunderstorms in the Morning, then mostly sunny in the afternoon. Humid with Highs in the upper 80s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 13 Aug Southern Nassau

Partly cloudy. A slight chance of Showers in the evening. Lows around 70. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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Old Bethpage Temperature Statistics

August Temperature

Farmingdale - Republic Airport (2.5 miles)

  • Lowest 4 August, 2026

    64.9 °F

  • Average August

    78.1 °F

  • Highest 9 August, 2026

    90 °F

Climate (2021–2026)

Farmingdale - Republic Airport (2.5 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    63.1 °F
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