Long Island Weather Forecast

    • 45
    • 54

    Sunny

    • 51
    • 57

    Partly Sunny

    • 51
    • 58

    Partly Sunny

    • 49
    • 55

    Mostly Cloudy

    • 50
    • 59

    Mostly Sunny

    • 46
    • 55

    Mostly Sunny

    • 45
    • 53

    Mostly Sunny

Today 18 Oct Suffolk

Sunny. Highs around 60.

Tonight 18 Oct Suffolk

Clear. Lows around 40. Southeast Winds around 5 Mph, becoming southwest around 5 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Long Island Temperature Statistics

October Temperature

Boston, Logan International Airport (3.1 miles)

  • Lowest 7 October, 2026

    43.6 °F

  • Average October

    61.4 °F

  • Highest 2 October, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (3.1 miles)

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

  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    60.9 °F
Get WillyWeather+ to remove ads