Amagansett, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Amagansett, a community in Suffolk County, New York.
Today
68°F
Mostly Sunny
Mostly sunny. High near 68, with temperatures falling to around 65 in the afternoon. East wind 7 to 10 mph.
7-day forecast for Amagansett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Mostly Sunny | 7 to 10 mph E | 0% |
| Tonight | 56°F | Partly Cloudy | 6 mph E | 0% |
| Sunday | 69°F | Mostly Cloudy then Rain | 5 to 8 mph SE | 81% |
| Sunday Night | 58°F | Rain | 5 to 10 mph E | 87% |
| Monday | 68°F | Light Rain Likely | 10 to 15 mph NE | 55% |
| Monday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 9 to 14 mph NE | 19% |
| Tuesday | 66°F | Slight Chance Rain Showers | 16 mph NE | 22% |
| Tuesday Night | 56°F | Slight Chance Rain Showers then Mostly Cloudy | 16 to 20 mph NE | 22% |
| Wednesday | 67°F | Partly Sunny | 23 mph NE | 14% |
| Wednesday Night | 56°F | Chance Rain Showers | 23 mph NE | 30% |
| Thursday | 67°F | Chance Rain Showers | 25 mph NE | 36% |
| Thursday Night | 56°F | Chance Rain Showers | 18 to 24 mph NE | 41% |
| Friday | 67°F | Chance Rain Showers | 21 to 24 mph NE | 36% |
| Friday Night | 55°F | Chance Rain Showers | 23 mph NE | 37% |
Forecast source: National Weather Service (api.weather.gov) for Amagansett (40.983, -72.130). Updated through the day.
Growing snapshot for Amagansett
Last spring frost
Apr 23
First fall frost
Oct 24
Growing season
182 days
Hardiness zone
7b
More local growing data for Amagansett: nearby ZIP 11930 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Bridgehampton, Ny (9.9 mi from Amagansett). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.