Southampton, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Southampton, a village in Suffolk County, New York.
Today
79°F
Mostly Sunny
Mostly sunny. High near 79, with temperatures falling to around 77 in the afternoon. Northeast wind 2 to 6 mph.
7-day forecast for Southampton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Mostly Sunny | 2 to 6 mph NE | 0% |
| Tonight | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph E | 18% |
| Wednesday | 80°F | Slight Chance Rain Showers then Partly Sunny | 2 to 7 mph SE | 15% |
| Wednesday Night | 72°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph S | 16% |
| Thursday | 83°F | Mostly Sunny | 6 to 13 mph SW | 8% |
| Thursday Night | 73°F | Mostly Clear | 7 to 12 mph SW | 12% |
| Friday | 84°F | Sunny | 7 to 12 mph SW | 8% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 6 to 12 mph SW | 17% |
| Saturday | 81°F | Mostly Sunny | 6 to 12 mph SW | 12% |
| Saturday Night | 73°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 20% |
| Sunday | 80°F | Mostly Sunny | 6 to 10 mph SW | 12% |
| Sunday Night | 73°F | Mostly Clear | 6 to 10 mph SW | 8% |
| Monday | 82°F | Sunny | 6 to 13 mph SW | 7% |
| Monday Night | 72°F | Mostly Clear | 7 to 12 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Southampton (40.877, -72.403). Updated through the day.
Growing snapshot for Southampton
Last spring frost
Apr 19
First fall frost
Nov 1
Growing season
196 days
Hardiness zone
7a
More local growing data for Southampton: nearby ZIP 11968 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, Mattituck, Ny (7.4 mi from Southampton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.