Cape Vincent, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cape Vincent, a village in Jefferson County, New York.
Overnight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. Northeast wind around 9 mph.
7-day forecast for Cape Vincent
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Partly Cloudy | 9 mph NE | 0% |
| Saturday | 64°F | Mostly Sunny | 5 to 8 mph NE | 0% |
| Saturday Night | 52°F | Mostly Cloudy then Chance Rain Showers | 6 mph E | 46% |
| Sunday | 64°F | Rain Showers Likely | 5 to 10 mph NE | 56% |
| Sunday Night | 50°F | Slight Chance Rain Showers then Partly Cloudy | 7 to 13 mph NE | 19% |
| Monday | 61°F | Mostly Sunny | 14 mph NE | 0% |
| Monday Night | 46°F | Mostly Cloudy | 13 mph NE | 1% |
| Tuesday | 60°F | Partly Sunny | 14 mph NE | 2% |
| Tuesday Night | 47°F | Partly Cloudy | 7 to 13 mph NE | 6% |
| Wednesday | 63°F | Mostly Sunny | 7 to 10 mph E | 11% |
| Wednesday Night | 49°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 9 mph E | 24% |
| Thursday | 62°F | Chance Rain Showers | 9 mph E | 25% |
| Thursday Night | 51°F | Slight Chance Rain Showers | 8 mph NE | 24% |
| Friday | 65°F | Slight Chance Rain Showers then Mostly Sunny | 9 mph N | 20% |
Forecast source: National Weather Service (api.weather.gov) for Cape Vincent (44.123, -76.331). Updated through the day.
Growing snapshot for Cape Vincent
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
More local growing data for Cape Vincent: nearby ZIP 13618 weather · frost dates · planting calendar · New York frost dates
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Philadelphia
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Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (15.8 mi from Cape Vincent). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.