South Dayton, NY Weather & Growing Conditions
This Afternoon
76°F
Mostly Cloudy
Mostly cloudy, with a high near 76. South wind 10 to 14 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Cloudy | 10 to 14 mph S | 7% |
| Tonight | 56°F | Rain Showers | 8 to 13 mph S | 79% |
| Thursday | 64°F | Chance Rain Showers then Partly Sunny | 7 to 14 mph SW | 45% |
| Thursday Night | 45°F | Mostly Cloudy then Chance Rain Showers | 3 to 8 mph SW | 31% |
| Friday | 57°F | Rain Showers Likely | 3 to 8 mph SW | 71% |
| Friday Night | 36°F | Rain Showers | 3 mph W | 78% |
| Saturday | 50°F | Rain Showers | 5 to 10 mph W | 79% |
| Saturday Night | 32°F | Rain Showers Likely | 8 mph NW | 73% |
| Sunday | 51°F | Slight Chance Rain Showers | 7 to 14 mph W | 21% |
| Sunday Night | 33°F | Chance Rain Showers | 9 mph W | 42% |
| Monday | 51°F | Chance Rain Showers | 9 to 14 mph W | 42% |
| Monday Night | 34°F | Partly Cloudy | 7 to 10 mph SW | 13% |
| Tuesday | 55°F | Slight Chance Rain Showers | 9 to 14 mph SW | 15% |
| Tuesday Night | 31°F | Slight Chance Rain Showers | 2 to 8 mph W | 15% |
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 Nov 4, 2026.