Clayton, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clayton, a village in Jefferson County, New York.
Tonight
43°F
Mostly Cloudy
Mostly cloudy, with a low around 43. Northeast wind around 8 mph.
7-day forecast for Clayton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Mostly Cloudy | 8 mph NE | 0% |
| Saturday | 63°F | Mostly Sunny | 6 mph NE | 0% |
| Saturday Night | 47°F | Mostly Cloudy then Chance Rain Showers | 3 mph NE | 43% |
| Sunday | 62°F | Rain Showers Likely | 3 to 8 mph NE | 56% |
| Sunday Night | 46°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 9 mph N | 18% |
| Monday | 60°F | Mostly Sunny | 10 mph NE | 0% |
| Monday Night | 44°F | Mostly Cloudy | 9 mph NE | 1% |
| Tuesday | 61°F | Partly Sunny | 10 mph NE | 2% |
| Tuesday Night | 45°F | Partly Cloudy | 5 to 9 mph NE | 4% |
| Wednesday | 64°F | Mostly Sunny | 8 mph NE | 8% |
| Wednesday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph E | 23% |
| Thursday | 64°F | Slight Chance Rain Showers | 7 mph E | 23% |
| Thursday Night | 49°F | Slight Chance Rain Showers | 6 mph NE | 24% |
| Friday | 66°F | Slight Chance Rain Showers | 5 to 8 mph N | 17% |
Forecast source: National Weather Service (api.weather.gov) for Clayton (44.237, -76.083). Updated through the day.
Growing snapshot for Clayton
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5a
More local growing data for Clayton: nearby ZIP 13624 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (16.8 mi from Clayton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.