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Chaumont, NY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Chaumont, a village in Jefferson County, New York.

Today
65°F
Mostly Sunny
Mostly sunny, with a high near 65. Northeast wind 3 to 7 mph.

7-day forecast for Chaumont

WhenTempForecastWindPrecip
Today 65°F Mostly Sunny 3 to 7 mph NE 0%
Tonight 46°F Mostly Cloudy then Chance Rain Showers 5 mph E 28%
Sunday 59°F Rain Showers 5 to 12 mph E 84%
Sunday Night 45°F Mostly Cloudy 6 to 12 mph NE 0%
Monday 60°F Partly Sunny 13 mph NE 0%
Monday Night 42°F Mostly Cloudy 10 mph NE 0%
Tuesday 62°F Partly Sunny 9 to 13 mph NE 0%
Tuesday Night 42°F Partly Cloudy 6 to 13 mph NE 1%
Wednesday 66°F Mostly Sunny 6 to 9 mph E 2%
Wednesday Night 45°F Mostly Cloudy 5 to 8 mph E 8%
Thursday 65°F Partly Sunny 5 to 9 mph NE 11%
Thursday Night 45°F Mostly Cloudy then Slight Chance Rain Showers 5 to 8 mph NE 15%
Friday 66°F Slight Chance Rain Showers 6 to 12 mph NE 15%
Friday Night 46°F Slight Chance Rain Showers then Mostly Cloudy 6 to 10 mph NE 15%

Forecast source: National Weather Service (api.weather.gov) for Chaumont (44.068, -76.133). Updated through the day.

Growing snapshot for Chaumont

Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5a

More local growing data for Chaumont: nearby ZIP 13622 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (8.5 mi from Chaumont). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.