South Dayton, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Dayton, a village in Cattaraugus County, New York.
This Afternoon
70°F
Mostly Sunny
Mostly sunny, with a high near 70. North wind around 9 mph.
7-day forecast for South Dayton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Mostly Sunny | 9 mph N | 0% |
| Tonight | 47°F | Mostly Cloudy | 1 to 8 mph NE | 2% |
| Saturday | 70°F | Mostly Cloudy | 5 mph SE | 9% |
| Saturday Night | 55°F | Showers And Thunderstorms | 5 mph SE | 78% |
| Sunday | 67°F | Rain Showers | 3 to 8 mph NW | 76% |
| Sunday Night | 46°F | Chance Rain Showers then Mostly Cloudy | 3 to 8 mph NE | 42% |
| Monday | 63°F | Partly Sunny | 7 to 12 mph NE | 6% |
| Monday Night | 44°F | Chance Rain Showers | 6 to 10 mph E | 38% |
| Tuesday | 62°F | Chance Rain Showers | 6 to 10 mph E | 38% |
| Tuesday Night | 44°F | Chance Rain Showers | 7 to 10 mph E | 49% |
| Wednesday | 61°F | Chance Rain Showers | 10 mph SE | 49% |
| Wednesday Night | 45°F | Chance Showers And Thunderstorms | 5 to 9 mph SE | 52% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 7 mph E | 47% |
| Thursday Night | 46°F | Chance Showers And Thunderstorms | 1 to 6 mph E | 40% |
Forecast source: National Weather Service (api.weather.gov) for South Dayton (42.363, -79.051). Updated through the day.
Growing snapshot for South Dayton
Last spring frost
May 3
First fall frost
Oct 20
Growing season
168 days
Hardiness zone
6a
More local growing data for South Dayton: nearby ZIP 14138 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Allegany
Arcade
Cattaraugus
Delevan
East Randolph
Ellicottville
Franklinville
Gowanda
Lime Lake
Limestone
Little Valley
Machias
Olean
Perrysburg
Randolph
Salamanca
St. Bonaventure
West Valley
Weston Mills
Yorkshire
Climate data from the nearest NOAA station, Perrysburg, Ny (6.2 mi from South Dayton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.