Chestertown, NY Weather & Growing Conditions
This Afternoon
63°F
Partly Sunny
Partly sunny, with a high near 63. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Partly Sunny | 3 mph SE | 0% |
| Tonight | 42°F | Partly Cloudy | 2 mph SE | 14% |
| Sunday | 56°F | Rain Showers | 6 mph SE | 99% |
| Sunday Night | 42°F | Chance Rain Showers then Mostly Cloudy | 5 mph N | 43% |
| Monday | 61°F | Partly Sunny | 8 mph N | 0% |
| Monday Night | 39°F | Mostly Cloudy | 3 to 7 mph NE | 0% |
| Tuesday | 61°F | Mostly Sunny | 3 to 7 mph NE | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 2 to 6 mph NE | 1% |
| Wednesday | 63°F | Mostly Sunny | 2 to 7 mph NE | 1% |
| Wednesday Night | 39°F | Partly Cloudy | 1 to 6 mph NE | 4% |
| Thursday | 63°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 6 mph NE | 15% |
| Thursday Night | 41°F | Chance Rain Showers | 5 mph N | 26% |
| Friday | 64°F | Chance Rain Showers | 3 to 8 mph N | 27% |
| Friday Night | 43°F | Chance Rain Showers | 8 mph N | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chestertown, NY
Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
5a
Explore more for Chestertown, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Whitehall, Ny (21.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.