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Westernville, NY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Westernville, a community in Oneida County, New York.

This Afternoon
65°F
Mostly Cloudy
Mostly cloudy, with a high near 65. Southeast wind around 3 mph.

7-day forecast for Westernville

WhenTempForecastWindPrecip
This Afternoon 65°F Mostly Cloudy 3 mph SE 13%
Tonight 49°F Mostly Cloudy 2 mph SE 6%
Wednesday 74°F Mostly Sunny 5 mph SE 4%
Wednesday Night 57°F Mostly Cloudy then Rain Showers 5 mph SE 81%
Thursday 70°F Rain Showers 3 to 7 mph S 98%
Thursday Night 49°F Chance Rain Showers 0 to 3 mph N 39%
Friday 64°F Slight Chance Rain Showers 2 mph SW 24%
Friday Night 44°F Chance Light Rain 1 mph NW 34%
Saturday 57°F Chance Light Rain 1 to 5 mph W 47%
Saturday Night 37°F Chance Light Rain 3 mph W 47%
Sunday 53°F Chance Light Rain 3 to 7 mph W 34%
Sunday Night 33°F Chance Light Rain 3 mph W 31%
Monday 53°F Chance Light Rain 5 to 9 mph W 42%
Monday Night 32°F Chance Light Rain 2 to 6 mph SW 40%

Forecast source: National Weather Service (api.weather.gov) for Westernville (43.305, -75.385). Updated through the day.

Growing snapshot for Westernville

Last spring frost
May 10
First fall frost
Oct 4
Growing season
145 days
Hardiness zone
5a

More local growing data for Westernville: nearby ZIP 13486 weather · frost dates · planting calendar · New York frost dates

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Climate data from the nearest NOAA station, Boonville 4 Ssw, Ny (5.7 mi from Westernville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.