Harman US

Shelter Island, NY Weather & Growing Conditions

Today
69°F
Mostly Sunny
Mostly sunny. High near 69, with temperatures falling to around 67 in the afternoon. East wind 7 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 69°F Mostly Sunny 7 to 10 mph E 0%
Tonight 57°F Partly Cloudy 6 mph SE 1%
Sunday 71°F Rain 6 to 9 mph SE 86%
Sunday Night 59°F Rain 5 to 12 mph NE 86%
Monday 69°F Chance Light Rain 8 to 14 mph NE 49%
Monday Night 56°F Mostly Cloudy then Slight Chance Rain Showers 8 to 13 mph NE 17%
Tuesday 67°F Slight Chance Rain Showers 15 mph NE 21%
Tuesday Night 55°F Slight Chance Rain Showers 14 to 18 mph NE 20%
Wednesday 67°F Slight Chance Rain Showers then Partly Sunny 20 to 23 mph NE 15%
Wednesday Night 55°F Chance Rain Showers 22 mph NE 30%
Thursday 68°F Chance Rain Showers 23 mph NE 35%
Thursday Night 55°F Chance Rain Showers 16 to 22 mph NE 40%
Friday 67°F Chance Rain Showers 18 to 23 mph NE 35%
Friday Night 55°F Chance Rain Showers 17 to 22 mph NE 36%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Shelter Island, NY

Last spring frost
Apr 6
First fall frost
Nov 17
Growing season
221 days
Hardiness zone
7b

Explore more for Shelter Island, NY: full frost dates · planting calendar · New York frost dates

Climate data from the nearest NOAA station, Orient Pt Sp, Ny (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.