Thursday
Sunny
High:
78°F
Sunny, with a high near 78. North wind 6 to 9 mph.
Islip, NY Weather - Extended Forecast
Thursday Night
Mostly clear
Overnight low:
63°F
Mostly clear, with a low around 63.
Friday
Sunny
High:
81°F
Sunny, with a high near 81.
Friday Night
Partly cloudy
Overnight low:
65°F
Partly cloudy, with a low around 65.
Saturday
Mostly sunny
High:
77°F
Saturday Night
Partly cloudy
Overnight low:
66°F
Sunday
Mostly sunny
High:
80°F
Sunday Night
Partly cloudy
Overnight low:
68°F
Monday
Mostly sunny
High:
81°F