Harman US

Groton, NY Weather & Growing Conditions

Overnight
46°F
Partly Cloudy
Partly cloudy, with a low around 46. Northeast wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 46°F Partly Cloudy 2 mph NE 0%
Saturday 66°F Mostly Sunny 3 mph E 0%
Saturday Night 51°F Mostly Cloudy then Rain 2 to 12 mph SE 79%
Sunday 62°F Rain 7 to 12 mph SW 95%
Sunday Night 43°F Chance Light Rain then Mostly Cloudy 6 to 10 mph N 29%
Monday 59°F Partly Sunny 8 mph N 0%
Monday Night 41°F Mostly Cloudy 7 mph NE 6%
Tuesday 60°F Mostly Cloudy 7 mph E 10%
Tuesday Night 41°F Mostly Cloudy 7 mph E 6%
Wednesday 60°F Mostly Cloudy 6 to 9 mph E 8%
Wednesday Night 41°F Mostly Cloudy then Slight Chance Rain Showers 7 mph E 16%
Thursday 60°F Chance Rain Showers 7 mph E 25%
Thursday Night 42°F Chance Rain Showers 2 to 6 mph NE 27%
Friday 62°F Slight Chance Rain Showers 3 to 8 mph N 24%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Groton, NY

Last spring frost
May 7
First fall frost
Oct 8
Growing season
154 days
Hardiness zone
5b

Explore more for Groton, NY: full frost dates · planting calendar · New York frost dates

Climate data from the nearest NOAA station, Freeville 1 Ne, Ny (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.