Fire Island, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fire Island, a community in Suffolk County, New York.
Overnight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. Southwest wind 8 to 13 mph.
7-day forecast for Fire Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Partly Cloudy | 8 to 13 mph SW | 3% |
| Wednesday | 68°F | Sunny | 7 to 14 mph SW | 3% |
| Wednesday Night | 61°F | Partly Cloudy | 14 mph S | 1% |
| Thursday | 66°F | Slight Chance Rain Showers | 13 to 18 mph S | 18% |
| Thursday Night | 62°F | Rain Showers | 14 to 17 mph SW | 84% |
| Friday | 65°F | Showers And Thunderstorms | 14 mph SW | 93% |
| Friday Night | 58°F | Showers And Thunderstorms | 10 mph W | 93% |
| Saturday | 63°F | Rain Showers Likely | 12 to 15 mph NW | 59% |
| Saturday Night | 50°F | Slight Chance Rain Showers | 17 mph NW | 18% |
| Sunday | 59°F | Slight Chance Rain Showers then Mostly Sunny | 15 mph W | 18% |
| Sunday Night | 50°F | Partly Cloudy then Slight Chance Light Rain | 15 to 20 mph W | 15% |
| Monday | 59°F | Chance Light Rain | 23 mph NW | 29% |
| Monday Night | 49°F | Chance Light Rain | 21 to 24 mph W | 29% |
| Tuesday | 60°F | Slight Chance Light Rain then Mostly Sunny | 25 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov) for Fire Island (40.637, -73.203). Updated through the day.
Growing snapshot for Fire Island
Last spring frost
Apr 4
First fall frost
Nov 11
Growing season
219 days
More local growing data for Fire Island: nearby ZIP 11770 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Amagansett
Amityville
Aquebogue
Asharoken
Babylon
Baiting Hollow
Bay Shore
Bayport
Baywood
Belle Terre
Bellport
Blue Point
Bohemia
Brentwood
Bridgehampton
Brightwaters
Brookhaven
Calverton
Captree
Center Moriches
Centereach
Centerport
Central Islip
Cold Spring Harbor
Commack
Copiague
Coram
Cutchogue
Deer Park
Dering Harbor
Climate data from the nearest NOAA station, Molloy Cercom, Ny (5.6 mi from Fire Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.