South Dayton, NY Weather & Growing Conditions
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 3 mph NE | 2% |
| Saturday | 69°F | Mostly Cloudy | 5 mph SE | 9% |
| Saturday Night | 54°F | Showers And Thunderstorms | 5 mph SE | 77% |
| Sunday | 67°F | Rain Showers | 2 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 | 6 to 12 mph NE | 6% |
| Monday Night | 44°F | Chance Rain Showers | 6 to 10 mph E | 37% |
| Tuesday | 62°F | Chance Rain Showers | 6 to 10 mph E | 37% |
| Tuesday Night | 44°F | Chance Rain Showers | 7 to 10 mph E | 48% |
| 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% |
| Friday | 65°F | Partly Sunny | 2 to 7 mph NE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Dayton, NY
Last spring frost
May 3
First fall frost
Oct 20
Growing season
168 days
Hardiness zone
6a
Explore more for South Dayton, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Perrysburg, Ny (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.