Southport, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Southport, a community in Chemung County, New York.
Today
69°F
Partly Sunny
Partly sunny, with a high near 69. East wind 0 to 3 mph.
7-day forecast for Southport
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Partly Sunny | 0 to 3 mph E | 0% |
| Tonight | 53°F | Cloudy then Rain | 1 to 6 mph SE | 85% |
| Sunday | 67°F | Rain | 8 mph S | 97% |
| Sunday Night | 45°F | Chance Light Rain then Patchy Fog | 5 to 8 mph N | 37% |
| Monday | 63°F | Partly Sunny | 8 mph N | 1% |
| Monday Night | 42°F | Mostly Cloudy then Chance Rain Showers | 1 to 6 mph NE | 31% |
| Tuesday | 61°F | Chance Rain Showers | 1 to 6 mph E | 31% |
| Tuesday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph E | 20% |
| Wednesday | 60°F | Mostly Cloudy | 3 to 7 mph E | 13% |
| Wednesday Night | 42°F | Chance Rain Showers | 2 to 7 mph E | 32% |
| Thursday | 61°F | Chance Rain Showers | 2 to 6 mph E | 33% |
| Thursday Night | 42°F | Chance Rain Showers | 0 to 5 mph NE | 33% |
| Friday | 64°F | Chance Rain Showers | 2 to 8 mph N | 29% |
| Friday Night | 43°F | Slight Chance Rain Showers | 2 to 8 mph N | 23% |
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
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Elmira Heights
Erin
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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 Sep 19, 2026.