Sackets Harbor, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sackets Harbor, a village in Jefferson County, New York.
Today
77°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 77. Southwest wind 5 to 12 mph.
7-day forecast for Sackets Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Patchy Fog then Sunny | 5 to 12 mph SW | 0% |
| Tonight | 62°F | Mostly Clear | 1 to 6 mph S | 0% |
| Wednesday | 84°F | Sunny | 5 to 9 mph S | 0% |
| Wednesday Night | 69°F | Partly Cloudy then Chance Rain Showers | 1 to 8 mph S | 25% |
| Thursday | 82°F | Chance Showers And Thunderstorms | 8 mph SW | 40% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 6 mph SW | 40% |
| Friday | 80°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 8 mph SW | 37% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 5 mph SW | 51% |
| Saturday | 80°F | Chance Showers And Thunderstorms | 3 to 9 mph SW | 51% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 7 mph SW | 25% |
| Sunday | 81°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 6 to 13 mph SW | 20% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 9 mph SW | 49% |
| Monday | 79°F | Chance Rain Showers | 9 to 14 mph SW | 47% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 5 to 12 mph SW | 52% |
Forecast source: National Weather Service (api.weather.gov) for Sackets Harbor (43.938, -76.113). Updated through the day.
Growing snapshot for Sackets Harbor
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
More local growing data for Sackets Harbor: nearby ZIP 13685 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (5.6 mi from Sackets Harbor). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.