Dexter, NY Weather & Growing Conditions
Overnight
55°F
Mostly Cloudy
Mostly cloudy, with a low around 55. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Mostly Cloudy | 9 mph S | 0% |
| Wednesday | 76°F | Partly Sunny | 9 mph S | 0% |
| Wednesday Night | 56°F | Mostly Cloudy then Rain Showers | 9 to 14 mph S | 79% |
| Thursday | 66°F | Rain Showers | 8 to 13 mph SW | 84% |
| Thursday Night | 47°F | Mostly Cloudy | 6 mph SW | 4% |
| Friday | 61°F | Mostly Cloudy | 2 to 6 mph SW | 13% |
| Friday Night | 40°F | Chance Rain Showers | 2 to 6 mph NE | 36% |
| Saturday | 53°F | Chance Rain Showers | 7 to 10 mph N | 47% |
| Saturday Night | 34°F | Chance Rain Showers | 7 mph N | 47% |
| Sunday | 51°F | Chance Rain Showers | 6 to 13 mph W | 35% |
| Sunday Night | 32°F | Chance Rain Showers | 6 to 9 mph W | 34% |
| Monday | 51°F | Chance Rain Showers | 6 to 12 mph W | 34% |
| Monday Night | 33°F | Slight Chance Rain Showers | 7 mph SW | 21% |
| Tuesday | 52°F | Chance Rain Showers | 8 to 15 mph SW | 40% |
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 Nov 4, 2026.