Mount Sinai Harbor Weather Forecast

    • 41
    • 49

    Rain

    • 40
    • 49

    Chance Rain

    • 43
    • 52

    Partly Sunny

    • 42
    • 53

    Slight Chance Rain

    • 43
    • 50

    Rain Likely

    • 41
    • 50

    Rain Likely

Today 28 Mar Northwest Suffolk

Periods of rain. Highs around 50. North Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 28 Mar Northwest Suffolk

Periods of rain. Lows in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Sinai Harbor Temperature Statistics

March Temperature

Islip, Long Island Mac Arthur Airport (11.8 miles)

  • Lowest 22 March, 2024

    24.9 °F
  • Average March

    45.2 °F
  • Highest 15 March, 2024

    73.7 °F

Climate (2019–Present)

Islip, Long Island Mac Arthur Airport (11.8 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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