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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

WhenTempForecastWindPrecip
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.