Big Flats, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Flats, a community in Chemung County, New York.
Tonight
43°F
Mostly Cloudy
Mostly cloudy. Low around 43, with temperatures rising to around 50 overnight. North wind 0 to 5 mph.
7-day forecast for Big Flats
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 68°F | Partly Sunny | 0 to 3 mph E | 2% |
| Saturday Night | 50°F | Mostly Cloudy then Rain Showers Likely | 0 to 7 mph SE | 72% |
| Sunday | 67°F | Rain Showers | 8 mph SW | 95% |
| Sunday Night | 44°F | Rain Showers Likely | 7 to 10 mph N | 65% |
| Monday | 63°F | Partly Sunny | 9 mph N | 8% |
| Monday Night | 42°F | Mostly Cloudy then Chance Rain Showers | 5 to 9 mph NE | 35% |
| Tuesday | 60°F | Chance Rain Showers | 8 mph E | 38% |
| Tuesday Night | 40°F | Chance Rain Showers | 9 mph E | 38% |
| Wednesday | 59°F | Chance Rain Showers | 9 mph E | 39% |
| Wednesday Night | 40°F | Chance Showers And Thunderstorms | 8 mph E | 38% |
| Thursday | 60°F | Chance Showers And Thunderstorms | 7 mph E | 38% |
| Thursday Night | 42°F | Chance Showers And Thunderstorms | 2 to 7 mph N | 35% |
| Friday | 66°F | Slight Chance Rain Showers then Partly Sunny | 3 to 9 mph N | 18% |
Forecast source: National Weather Service (api.weather.gov) for Big Flats (42.164, -76.909). Updated through the day.
Growing snapshot for Big Flats
Last spring frost
May 9
First fall frost
Oct 9
Growing season
151 days
Hardiness zone
6a
More local growing data for Big Flats: nearby ZIP 14814 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Breesport
Elmira
Elmira Heights
Erin
Horseheads
Horseheads North
Millport
Pine Valley
Southport
Van Etten
Wellsburg
West Elmira
Climate data from the nearest NOAA station, Elmira Corning Rgnl Ap, Ny (3.5 mi from Big Flats). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.