Groton, NY Weather & Growing Conditions
Today
78°F
Sunny
Sunny, with a high near 78. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 3 mph SW | 0% |
| Tonight | 59°F | Mostly Clear | 1 to 6 mph SE | 0% |
| Wednesday | 81°F | Mostly Sunny | 8 mph SE | 0% |
| Wednesday Night | 65°F | Slight Chance Rain Showers | 7 mph S | 20% |
| Thursday | 82°F | Showers And Thunderstorms | 7 mph S | 83% |
| Thursday Night | 65°F | Showers And Thunderstorms | 3 mph SW | 83% |
| Friday | 81°F | Showers And Thunderstorms | 2 to 6 mph SW | 75% |
| Friday Night | 64°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 mph SW | 75% |
| Saturday | 80°F | Showers And Thunderstorms Likely | 1 to 6 mph SW | 60% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely | 3 mph SW | 60% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 25% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 5 mph SW | 36% |
| Monday | 81°F | Chance Rain Showers | 3 to 9 mph W | 46% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 47% |
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 Aug 4, 2026.