Willsboro, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willsboro, a community in Essex County, New York.
Today
72°F
Mostly Sunny
Mostly sunny. High near 72, with temperatures falling to around 66 in the afternoon. South wind around 9 mph.
7-day forecast for Willsboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Mostly Sunny | 9 mph S | 2% |
| Tonight | 54°F | Mostly Cloudy | 8 to 12 mph S | 2% |
| Thursday | 66°F | Rain Showers | 12 mph S | 88% |
| Thursday Night | 50°F | Chance Rain Showers then Patchy Fog | 2 to 9 mph SW | 42% |
| Friday | 64°F | Patchy Fog then Mostly Cloudy | 3 mph SE | 10% |
| Friday Night | 45°F | Chance Light Rain | 7 mph N | 38% |
| Saturday | 53°F | Chance Light Rain | 8 mph N | 53% |
| Saturday Night | 40°F | Chance Light Rain | 8 mph N | 53% |
| Sunday | 51°F | Chance Light Rain | 7 mph NW | 43% |
| Sunday Night | 36°F | Mostly Cloudy then Slight Chance Light Rain | 5 mph W | 19% |
| Monday | 49°F | Slight Chance Light Rain | 5 to 12 mph W | 22% |
| Monday Night | 33°F | Partly Cloudy | 7 mph SW | 14% |
| Tuesday | 52°F | Chance Light Rain | 6 to 9 mph SW | 31% |
| Tuesday Night | 33°F | Chance Light Rain | 7 mph W | 31% |
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 Nov 4, 2026.