East Moriches Weather Forecast

    • 62
    • 71

    Rain Showers Likely

    • 62
    • 75

    Chance Rain Showers

    • 56
    • 78

    Mostly Sunny

    • 53
    • 68

    Mostly Sunny

    • 56
    • 68

    Partly Sunny

    • 60
    • 72

    Partly Sunny

Today 17 Sep Southeast Suffolk

Mostly cloudy. A chance of Showers this Morning, then a chance of Showers with isolated Thunderstorms this afternoon. Highs in the lower 70s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 17 Sep Southeast Suffolk

Mostly cloudy. Showers likely with isolated Thunderstorms in the Evening, then a chance of Showers with isolated Thunderstorms after midnight. Lows in the lower 60s. East Winds 10 to 15 Mph. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

East Moriches Temperature Statistics

September Temperature

Shirley, Brookhaven Airport (5.6 miles)

  • Lowest 9 September, 2025

    48.9 °F

  • Average September

    65.4 °F

  • Highest 6 September, 2025

    79 °F

Climate (2020–Present)

Shirley, Brookhaven Airport (5.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    54.9 °F

  • Average High 2020–2025

    63 °F
Get WillyWeather+ to remove ads