Holbrook Weather Forecast

    • 50
    • 68

    Rain Showers

    • 38
    • 52

    Rain Likely

    • 43
    • 54

    Mostly Sunny

    • 45
    • 58

    Mostly Cloudy

    • 48
    • 62

    Partly Sunny

    • 47
    • 62

    Chance Rain Showers

    • 47
    • 60

    Chance Rain Showers

Today 16 Oct Southwest Suffolk

Mostly sunny. Highs in the lower 60s.

Tonight 16 Oct Southwest Suffolk

Showers with a chance of Thunderstorms this Evening, then rain likely after midnight. Some Thunderstorms may produce gusty Winds this evening. Breezy with Lows around 50. West Winds 15 to 20 Mph, becoming northwest 20 to 25 Mph after midnight. Chance of rain 90 percent.

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  • Temperature Real-Time

Holbrook Temperature Statistics

October Temperature

Islip, Long Island Mac Arthur Airport (1.2 miles)

  • Lowest 7 October, 2026

    39.7 °F

  • Average October

    62.1 °F

  • Highest 2 October, 2026

    79.6 °F

Climate (2021–2026)

Islip, Long Island Mac Arthur Airport (1.2 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63.1 °F
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