Southport, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Southport, a community in Chemung County, New York.
Today
84°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny, with a high near 84. South wind around 2 mph.
7-day forecast for Southport
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Areas Of Fog then Sunny | 2 mph S | 0% |
| Tonight | 60°F | Partly Cloudy | 2 mph S | 0% |
| Wednesday | 85°F | Partly Sunny | 0 to 6 mph S | 2% |
| Wednesday Night | 66°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph S | 17% |
| Thursday | 86°F | Showers And Thunderstorms | 1 to 6 mph SW | 83% |
| Thursday Night | 67°F | Showers And Thunderstorms | 0 to 3 mph SW | 83% |
| Friday | 86°F | Showers And Thunderstorms | 0 to 5 mph SW | 79% |
| Friday Night | 66°F | Showers And Thunderstorms | 2 mph SW | 79% |
| Saturday | 85°F | Showers And Thunderstorms Likely | 0 to 5 mph W | 64% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely | 3 mph W | 64% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph SW | 20% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 20% |
| Monday | 87°F | Chance Showers And Thunderstorms | 3 to 9 mph W | 40% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 40% |
Forecast source: National Weather Service (api.weather.gov) for Southport (42.065, -76.822). Updated through the day.
Growing snapshot for Southport
Last spring frost
May 6
First fall frost
Oct 11
Growing season
158 days
Hardiness zone
6a
More local growing data for Southport: nearby ZIP 14904 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Big Flats
Breesport
Elmira
Elmira Heights
Erin
Horseheads
Horseheads North
Millport
Pine Valley
Van Etten
Wellsburg
West Elmira
Climate data from the nearest NOAA station, Elmira, Ny (2.5 mi from Southport). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.