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.
This Afternoon
62°F
Mostly Cloudy
Mostly cloudy, with a high near 62. South wind around 9 mph.
7-day forecast for Sackets Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Mostly Cloudy | 9 mph S | 7% |
| Tonight | 56°F | Mostly Cloudy | 12 mph S | 6% |
| Wednesday | 72°F | Mostly Sunny | 7 to 10 mph S | 6% |
| Wednesday Night | 57°F | Mostly Cloudy then Rain Showers Likely | 9 to 15 mph S | 80% |
| Thursday | 65°F | Light Rain | 7 to 15 mph SW | 81% |
| Thursday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 6 mph SW | 18% |
| Friday | 61°F | Slight Chance Rain Showers | 6 mph W | 17% |
| Friday Night | 42°F | Chance Rain Showers | 6 mph N | 33% |
| Saturday | 54°F | Chance Rain Showers | 6 to 9 mph NW | 45% |
| Saturday Night | 37°F | Chance Rain Showers | 5 to 8 mph W | 45% |
| Sunday | 52°F | Chance Rain Showers then Slight Chance Light Rain | 5 to 12 mph W | 24% |
| Sunday Night | 36°F | Slight Chance Light Rain then Chance Rain Showers | 8 mph W | 40% |
| Monday | 52°F | Chance Light Rain | 6 to 13 mph NW | 40% |
| Monday Night | 36°F | Chance Light Rain then Chance Rain Showers | 9 mph SW | 29% |
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 Nov 4, 2026.