De Witt, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for De Witt, a community in Onondaga County, New York.
Tonight
56°F
Mostly Cloudy
Mostly cloudy, with a low around 56. Southeast wind around 8 mph.
7-day forecast for De Witt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Mostly Cloudy | 8 mph SE | 6% |
| Wednesday | 75°F | Mostly Sunny | 6 to 9 mph S | 4% |
| Wednesday Night | 61°F | Mostly Cloudy then Rain Showers | 12 mph S | 75% |
| Thursday | 73°F | Rain Showers | 5 to 13 mph SW | 79% |
| Thursday Night | 51°F | Chance Rain Showers then Mostly Cloudy | 3 mph SW | 30% |
| Friday | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph W | 17% |
| Friday Night | 46°F | Chance Light Rain | 2 mph NW | 29% |
| Saturday | 57°F | Chance Light Rain | 1 to 7 mph W | 42% |
| Saturday Night | 40°F | Chance Light Rain | 6 mph W | 44% |
| Sunday | 54°F | Chance Light Rain | 5 to 8 mph W | 31% |
| Sunday Night | 37°F | Slight Chance Light Rain | 6 mph W | 23% |
| Monday | 53°F | Chance Light Rain | 7 to 12 mph W | 40% |
| Monday Night | 37°F | Chance Light Rain | 7 mph W | 40% |
| Tuesday | 56°F | Chance Light Rain | 7 to 12 mph SW | 34% |
Forecast source: National Weather Service (api.weather.gov) for De Witt (43.028, -76.086). Updated through the day.
Growing snapshot for De Witt
Last spring frost
Apr 29
First fall frost
Oct 19
Growing season
173 days
Hardiness zone
6a
More local growing data for De Witt: nearby ZIP 13214 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
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Mattydale
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Climate data from the nearest NOAA station, Syracuse Hancock Intl Ap, Ny (5.1 mi from De Witt). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.