Weather forecast for: Smithtown NY
Last Update: 2:24 pm EDT Sep 6, 2026
Tonight: Mostly clear, with a low around 58. Calm wind becoming north around 5 mph after midnight.
Labor Day: Sunny, with a high near 78. Northwest wind 7 to 9 mph.
Monday Night: Mostly clear, with a low around 61. Light northwest wind.
Tuesday: Sunny, with a high near 81. West wind around 6 mph.
Tuesday Night: Partly cloudy, with a low around 64. Light southwest wind.
Wednesday: Mostly sunny, with a high near 81.
Wednesday Night: Mostly cloudy, with a low around 70.
Thursday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 85.
Thursday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 63.
Friday: Mostly sunny, with a high near 77.
Friday Night: Partly cloudy, with a low around 60.
Saturday: Sunny, with a high near 77.
Saturday Night: Partly cloudy, with a low around 63.
Sunday: Mostly sunny, with a high near 80.
WeatherWorld.com
Town of Smithtown, NY
