Head of the Harbor Weather Forecast

    • 41
    • 47

    Patchy Fog

    • 45
    • 55

    Rain Showers Likely

    • 42
    • 64

    Slight Chance Rain Showers

    • 43
    • 58

    Partly Sunny

    • 44
    • 62

    Mostly Sunny

    • 48
    • 62

    Chance Rain Showers

    • 40
    • 62

    Chance Rain Showers

Today 18 Apr Northwest Suffolk

Cloudy with Showers and drizzle likely. Patchy fog. Near steady temperature in the mid 40s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 18 Apr Northwest Suffolk

Cloudy. A slight chance of Showers and drizzle this evening. Patchy fog. Lows in the lower 40s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Head of the Harbor Temperature Statistics

April Temperature

Islip, Long Island Mac Arthur Airport (8.1 miles)

  • Lowest 5 April, 2024

    35.7 °F

  • Average April

    50.8 °F

  • Highest 15 April, 2024

    78.1 °F

Climate (2019–Present)

Islip, Long Island Mac Arthur Airport (8.1 miles)

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  • Average Low 2019–2024

    47.3 °F

  • Average 2019–2024

    54.9 °F

  • Average High 2019–2024

    62.5 °F
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