Moriches Coast Guard Station Weather Forecast

    • 57
    • 71

    Increasing Clouds

    • 60
    • 73

    Partly Sunny

    • 54
    • 75

    Rain Showers Likely

    • 51
    • 60

    Mostly Cloudy

    • 50
    • 62

    Rain Showers Likely

    • 53
    • 63

    Rain Showers Likely

Today 18 May Southeast Suffolk

Sunny. Highs in the mid 70s. East Winds 5 to 10 Mph, becoming south this afternoon.

Tonight 18 May Southeast Suffolk

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Moriches Coast Guard Station Temperature Statistics

May Temperature

Shirley, Brookhaven Airport (6.2 miles)

  • Lowest 1 May, 2026

    39.9 °F

  • Average May

    55.2 °F

  • Highest 16 May, 2026

    72 °F

Climate (2021–Present)

Shirley, Brookhaven Airport (6.2 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    62.5 °F
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