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Chestertown, NY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Chestertown, a community in Warren County, New York.

Today
62°F
Mostly Sunny
Mostly sunny, with a high near 62. East wind around 3 mph.

7-day forecast for Chestertown

WhenTempForecastWindPrecip
Today 62°F Mostly Sunny 3 mph E 0%
Tonight 41°F Mostly Cloudy 0 to 5 mph SE 6%
Sunday 52°F Rain 3 to 7 mph SE 97%
Sunday Night 41°F Chance Light Rain then Patchy Fog 3 to 7 mph N 37%
Monday 58°F Partly Sunny 8 mph N 0%
Monday Night 38°F Mostly Cloudy 5 to 8 mph N 0%
Tuesday 59°F Partly Sunny 7 mph NE 0%
Tuesday Night 39°F Mostly Cloudy 2 to 7 mph NE 0%
Wednesday 62°F Mostly Sunny 2 to 7 mph NE 0%
Wednesday Night 39°F Mostly Cloudy 1 to 5 mph NE 6%
Thursday 60°F Slight Chance Rain Showers 2 to 7 mph NE 21%
Thursday Night 40°F Chance Rain Showers 3 to 7 mph N 25%
Friday 63°F Chance Rain Showers 6 to 9 mph N 25%
Friday Night 42°F Chance Rain Showers 8 mph N 25%

Forecast source: National Weather Service (api.weather.gov) for Chestertown (43.643, -73.784). Updated through the day.

Growing snapshot for Chestertown

Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
5a

More local growing data for Chestertown: nearby ZIP 12817 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Whitehall, Ny (21.9 mi from Chestertown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.