Shelter Island Heights, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shelter Island Heights, a community in Suffolk County, New York.
Today
67°F
Sunny
Sunny. High near 67, with temperatures falling to around 61 in the afternoon. Southwest wind 6 to 9 mph.
7-day forecast for Shelter Island Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Sunny | 6 to 9 mph SW | 0% |
| Tonight | 58°F | Partly Cloudy | 6 mph S | 0% |
| Thursday | 68°F | Mostly Cloudy | 7 to 12 mph SW | 6% |
| Thursday Night | 59°F | Showers And Thunderstorms | 9 mph SW | 79% |
| Friday | 66°F | Showers And Thunderstorms | 7 mph S | 98% |
| Friday Night | 55°F | Showers And Thunderstorms | 5 mph SW | 95% |
| Saturday | 63°F | Chance Rain Showers then Mostly Sunny | 5 to 8 mph NW | 25% |
| Saturday Night | 48°F | Slight Chance Light Rain | 10 mph W | 20% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 10 mph W | 20% |
| Sunday Night | 46°F | Partly Cloudy | 10 mph W | 7% |
| Monday | 57°F | Slight Chance Light Rain | 14 mph W | 22% |
| Monday Night | 44°F | Slight Chance Light Rain then Partly Cloudy | 13 mph W | 22% |
| Tuesday | 59°F | Sunny | 13 mph W | 7% |
| Tuesday Night | 45°F | Mostly Clear | 12 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Shelter Island Heights (41.055, -72.360). Updated through the day.
Growing snapshot for Shelter Island Heights
Last spring frost
Apr 6
First fall frost
Nov 17
Growing season
221 days
Hardiness zone
7b
More local growing data for Shelter Island Heights: nearby ZIP 11944 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Orient Pt Sp, Ny (6.3 mi from Shelter Island Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.