Chappaqua, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chappaqua, a community in Westchester County, New York.
Tonight
53°F
Partly Cloudy
Partly cloudy, with a low around 53. North wind 7 to 10 mph.
7-day forecast for Chappaqua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Partly Cloudy | 7 to 10 mph N | 0% |
| Saturday | 69°F | Mostly Sunny | 6 to 10 mph E | 0% |
| Saturday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 6 mph SE | 21% |
| Sunday | 67°F | Showers And Thunderstorms | 3 to 10 mph SE | 91% |
| Sunday Night | 56°F | Showers And Thunderstorms | 1 to 10 mph NW | 91% |
| Monday | 66°F | Chance Rain Showers | 10 mph N | 39% |
| Monday Night | 51°F | Chance Rain Showers | 7 to 10 mph NE | 27% |
| Tuesday | 62°F | Chance Rain Showers | 10 mph NE | 27% |
| Tuesday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 12 mph NE | 26% |
| Wednesday | 61°F | Partly Sunny then Slight Chance Rain Showers | 13 mph NE | 15% |
| Wednesday Night | 49°F | Chance Rain Showers | 13 mph NE | 30% |
| Thursday | 61°F | Chance Rain Showers | 13 mph NE | 30% |
| Thursday Night | 49°F | Chance Rain Showers | 12 mph N | 36% |
| Friday | 66°F | Chance Rain Showers | 12 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Chappaqua (41.156, -73.768). Updated through the day.
Growing snapshot for Chappaqua
Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
7a
More local growing data for Chappaqua: nearby ZIP 10514 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Ardsley
Armonk
Bedford
Bedford Hills
Briarcliff Manor
Bronxville
Buchanan
Crompond
Croton-on-Hudson
Crugers
Dobbs Ferry
Eastchester
Elmsford
Fairview
Golden's Bridge
Greenville
Harrison
Hartsdale
Hastings-on-Hudson
Hawthorne
Heritage Hills
Irvington
Jefferson Valley-Yorktown
Katonah
Lake Mohegan
Larchmont
Lincolndale
Mamaroneck
Millwood
Montrose
Climate data from the nearest NOAA station, Yorktown Hts 1W, Ny (6.7 mi from Chappaqua). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.