Constantia, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Constantia, a community in Oswego County, New York.
Today
67°F
Mostly Sunny
Mostly sunny, with a high near 67. East wind around 5 mph.
7-day forecast for Constantia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 51°F | Mostly Cloudy then Rain Showers Likely | 3 to 8 mph E | 68% |
| Sunday | 60°F | Rain Showers | 5 to 8 mph E | 92% |
| Sunday Night | 46°F | Mostly Cloudy | 7 mph N | 5% |
| Monday | 63°F | Partly Sunny | 7 mph N | 0% |
| Monday Night | 44°F | Mostly Cloudy | 3 to 8 mph NE | 0% |
| Tuesday | 64°F | Partly Sunny | 5 mph E | 0% |
| Tuesday Night | 44°F | Mostly Cloudy | 7 mph E | 1% |
| Wednesday | 64°F | Partly Sunny | 7 to 10 mph E | 3% |
| Wednesday Night | 46°F | Mostly Cloudy | 8 mph E | 11% |
| Thursday | 63°F | Slight Chance Rain Showers | 7 mph E | 21% |
| Thursday Night | 46°F | Slight Chance Rain Showers | 5 mph NE | 21% |
| Friday | 66°F | Slight Chance Rain Showers | 5 mph NE | 18% |
| Friday Night | 47°F | Slight Chance Rain Showers | 6 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Constantia (43.259, -76.009). Updated through the day.
Growing snapshot for Constantia
Last spring frost
May 12
First fall frost
Oct 5
Growing season
144 days
Hardiness zone
5b
More local growing data for Constantia: nearby ZIP 13044 weather · frost dates · planting calendar · New York frost dates
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SUNY Oswego
Climate data from the nearest NOAA station, Camden, Ny (7.8 mi from Constantia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.