Hampton Bays, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hampton Bays, a community in Suffolk County, New York.
Today
80°F
Mostly Sunny
Mostly sunny, with a high near 80. East wind around 6 mph.
7-day forecast for Hampton Bays
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Sunny | 6 mph E | 0% |
| Tonight | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NE | 16% |
| Wednesday | 81°F | Partly Sunny | 2 to 7 mph SE | 14% |
| Wednesday Night | 72°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph S | 16% |
| Thursday | 84°F | Mostly Sunny | 6 to 12 mph SW | 9% |
| Thursday Night | 73°F | Mostly Clear | 7 to 12 mph SW | 13% |
| Friday | 86°F | Sunny | 7 to 10 mph SW | 9% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 17% |
| Saturday | 84°F | Mostly Sunny | 5 to 10 mph SW | 13% |
| Saturday Night | 72°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 22% |
| Sunday | 85°F | Mostly Sunny | 5 to 10 mph SW | 13% |
| Sunday Night | 73°F | Mostly Clear | 5 to 9 mph SW | 8% |
| Monday | 86°F | Sunny | 5 to 12 mph SW | 7% |
| Monday Night | 72°F | Partly Cloudy | 6 to 10 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Hampton Bays (40.865, -72.518). Updated through the day.
Growing snapshot for Hampton Bays
Last spring frost
May 7
First fall frost
Oct 14
Growing season
160 days
Hardiness zone
7a
More local growing data for Hampton Bays: nearby ZIP 11946 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Westhamptn Gabreski Ap, Ny (6.1 mi from Hampton Bays). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.