Dexter, NY Weather & Growing Conditions
Tonight
42°F
Mostly Cloudy
Mostly cloudy, with a low around 42. Northeast wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Mostly Cloudy | 7 mph NE | 0% |
| Saturday | 65°F | Mostly Sunny | 6 mph NE | 0% |
| Saturday Night | 46°F | Mostly Cloudy then Chance Rain Showers | 1 to 5 mph E | 49% |
| Sunday | 63°F | Rain Showers Likely | 2 to 9 mph E | 68% |
| Sunday Night | 45°F | Chance Rain Showers then Partly Cloudy | 5 to 8 mph NE | 25% |
| Monday | 62°F | Mostly Sunny | 12 mph NE | 0% |
| Monday Night | 43°F | Mostly Cloudy | 7 to 10 mph NE | 1% |
| Tuesday | 63°F | Partly Sunny | 8 to 12 mph NE | 2% |
| Tuesday Night | 43°F | Mostly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 65°F | Mostly Sunny | 5 to 8 mph E | 10% |
| Wednesday Night | 45°F | Mostly Cloudy then Chance Rain Showers | 3 to 7 mph E | 26% |
| Thursday | 64°F | Chance Rain Showers | 3 to 8 mph E | 26% |
| Thursday Night | 47°F | Slight Chance Rain Showers | 3 to 7 mph NE | 23% |
| Friday | 67°F | Slight Chance Rain Showers then Mostly Sunny | 3 to 9 mph NE | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dexter, NY
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5a
Explore more for Dexter, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.