Willsboro, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willsboro, a community in Essex County, New York.
Today
87°F
Sunny
Sunny, with a high near 87. West wind around 6 mph.
7-day forecast for Willsboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 6 mph W | 0% |
| Tonight | 62°F | Mostly Clear | 5 mph S | 0% |
| Wednesday | 87°F | Sunny | 3 to 12 mph S | 0% |
| Wednesday Night | 67°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 12 mph S | 18% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 8 mph S | 66% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely | 5 mph S | 66% |
| Friday | 88°F | Showers And Thunderstorms Likely | 5 mph SW | 63% |
| Friday Night | 68°F | Showers And Thunderstorms Likely | 3 mph W | 63% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 5 mph S | 53% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 53% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph S | 18% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 22% |
| Monday | 87°F | Chance Rain Showers | 6 to 10 mph SW | 40% |
| Monday Night | 65°F | Chance Rain Showers | 3 to 9 mph W | 40% |
Forecast source: National Weather Service (api.weather.gov) for Willsboro (44.364, -73.393). Updated through the day.
Growing snapshot for Willsboro
Last spring frost
May 2
First fall frost
Oct 14
Growing season
165 days
Hardiness zone
5a
More local growing data for Willsboro: nearby ZIP 12996 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Elizabethtown
Lake Placid
Mineville
Port Henry
Schroon Lake
Westport
Willsboro Point
Wilmington
Witherbee
Climate data from the nearest NOAA station, Willsboro 1 N, Ny (3.8 mi from Willsboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.