Sunday
Mostly sunny
High:
36°F
Mostly sunny, with a high near 36.
Islip, NY Weather - Extended Forecast
Sunday Night
Partly cloudy
Overnight low:
24°F
A 30 percent chance of light snow after 1am. Mostly cloudy, with a low around 24.
Monday
Chance of light snow
High:
34°F
A 50 percent chance of light snow. Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy
Overnight low:
21°F
Mostly cloudy, with a low around 21.
Tuesday
Sunny
High:
32°F
Tuesday Night
Partly cloudy
Overnight low:
21°F
Wednesday
Mostly sunny
High:
33°F
Wednesday Night
Partly cloudy
Overnight low:
18°F
Thursday
Mostly sunny
High:
31°F