Westhampton Beach, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westhampton Beach, a village in Suffolk County, New York.
Today
80°F
Mostly Sunny
Mostly sunny. High near 80, with temperatures falling to around 78 in the afternoon. East wind around 7 mph.
7-day forecast for Westhampton Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Sunny | 7 mph E | 0% |
| Tonight | 66°F | Mostly Cloudy | 5 mph NE | 14% |
| Wednesday | 80°F | Partly Sunny | 2 to 8 mph SE | 12% |
| Wednesday Night | 72°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph S | 17% |
| Thursday | 83°F | Mostly Sunny | 7 to 13 mph SW | 9% |
| Thursday Night | 73°F | Mostly Clear | 8 to 13 mph SW | 14% |
| Friday | 84°F | Sunny | 7 to 12 mph SW | 8% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph SW | 19% |
| Saturday | 82°F | Mostly Sunny | 7 to 12 mph SW | 13% |
| Saturday Night | 72°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 23% |
| Sunday | 82°F | Mostly Sunny | 6 to 12 mph SW | 14% |
| Sunday Night | 73°F | Mostly Clear | 7 to 10 mph SW | 9% |
| Monday | 84°F | Sunny | 7 to 14 mph SW | 7% |
| Monday Night | 72°F | Slight Chance Rain Showers | 7 to 12 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov) for Westhampton Beach (40.807, -72.645). Updated through the day.
Growing snapshot for Westhampton Beach
Last spring frost
May 7
First fall frost
Oct 14
Growing season
160 days
Hardiness zone
7a
More local growing data for Westhampton Beach: nearby ZIP 11978 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Westhamptn Gabreski Ap, Ny (1.3 mi from Westhampton Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.