Holbrook Weather Forecast

    • 66
    • 80

    Chance Rain Showers

    • 64
    • 80

    Chance Rain Showers

    • 65
    • 84

    Partly Sunny

    • 67
    • 84

    Partly Sunny

    • 70
    • 87

    Chance Rain Showers

    • 73
    • 86

    Partly Sunny

    • 75
    • 90

    Slight Chance Thunderstorms

Today 26 Jun Southwest Suffolk

Mostly cloudy. Near steady temperature in the mid 70s. Southwest Winds 10 to 15 Mph.

Tonight 26 Jun Southwest Suffolk

Mostly cloudy. A chance of Showers after midnight. Lows in the mid 60s. Southwest Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Holbrook Temperature Statistics

June Temperature

Islip, Long Island Mac Arthur Airport (1.2 miles)

  • Lowest 2 June, 2026

    46.7 °F

  • Average June

    71.1 °F

  • Highest 12 June, 2026

    94.6 °F

Climate (2021–2026)

Islip, Long Island Mac Arthur Airport (1.2 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63 °F
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