East Islip, NY Weather & Growing Conditions
This Afternoon
68°F
Sunny
Sunny. High near 68, with temperatures falling to around 62 in the afternoon. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Sunny | 9 mph S | 0% |
| Tonight | 59°F | Mostly Cloudy | 8 mph S | 1% |
| Thursday | 69°F | Slight Chance Light Rain | 7 to 14 mph S | 18% |
| Thursday Night | 60°F | Light Rain Likely | 7 to 13 mph SW | 74% |
| Friday | 68°F | Rain | 7 mph SW | 78% |
| Friday Night | 52°F | Rain | 5 mph W | 78% |
| Saturday | 64°F | Mostly Sunny | 5 to 10 mph W | 12% |
| Saturday Night | 43°F | Slight Chance Light Rain | 9 to 13 mph W | 21% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 12 to 15 mph NW | 21% |
| Sunday Night | 41°F | Mostly Clear | 13 mph W | 1% |
| Monday | 59°F | Sunny | 13 to 16 mph W | 5% |
| Monday Night | 40°F | Mostly Clear | 8 to 12 mph W | 5% |
| Tuesday | 61°F | Sunny | 12 to 15 mph W | 1% |
| Tuesday Night | 41°F | Mostly Clear | 7 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for East Islip, NY
Last spring frost
Apr 4
First fall frost
Nov 11
Growing season
219 days
Hardiness zone
7b
Explore more for East Islip, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Molloy Cercom, Ny (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.