Smithtown Bay Weather Forecast

    • 43
    • 54

    Increasing Clouds

    • 47
    • 52

    Mostly Cloudy

    • 46
    • 57

    Chance Rain Showers

    • 42
    • 50

    Rain Showers Likely

    • 43
    • 47

    Rain Showers Likely

    • 41
    • 51

    Partly Sunny

Today 21 Mar Northwest Suffolk

Mostly sunny. Highs in the upper 50s. Southwest Winds 10 to 15 Mph.

Tonight 21 Mar Northwest Suffolk

Mostly cloudy. Lows in the upper 30s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smithtown Bay Temperature Statistics

March Temperature

Islip, Long Island Mac Arthur Airport (11.2 miles)

  • Lowest 1 March, 2023

    24.7 °F

  • Average March

    40.8 °F

  • Highest 16 March, 2023

    57.7 °F

Climate (2010–Present)

Islip, Long Island Mac Arthur Airport (11.2 miles)

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  • Average Low 2010–Present

    46.1 °F

  • Average 2010–Present

    53.7 °F

  • Average High 2010–Present

    61.1 °F
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