Harman US

Chappaqua, NY Weather & Growing Conditions

Today
69°F
Partly Sunny
Partly sunny. High near 69, with temperatures falling to around 67 in the afternoon. East wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 69°F Partly Sunny 7 mph E 0%
Tonight 54°F Mostly Cloudy 5 mph SE 5%
Sunday 67°F Rain 3 to 7 mph SE 95%
Sunday Night 53°F Rain 3 to 10 mph E 92%
Monday 66°F Slight Chance Light Rain then Partly Sunny 7 to 10 mph N 19%
Monday Night 48°F Mostly Cloudy then Slight Chance Rain Showers 8 mph NE 20%
Tuesday 61°F Slight Chance Rain Showers 9 mph NE 23%
Tuesday Night 46°F Slight Chance Rain Showers then Mostly Cloudy 7 to 12 mph NE 23%
Wednesday 62°F Partly Sunny then Slight Chance Rain Showers 14 mph NE 18%
Wednesday Night 47°F Chance Rain Showers 13 mph NE 30%
Thursday 61°F Chance Rain Showers 14 mph NE 32%
Thursday Night 47°F Chance Rain Showers 14 mph NE 38%
Friday 63°F Chance Rain Showers 13 mph N 37%
Friday Night 48°F Chance Rain Showers 14 mph N 32%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Chappaqua, NY

Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
7a

Explore more for Chappaqua, NY: full frost dates · planting calendar · New York frost dates

Climate data from the nearest NOAA station, Yorktown Hts 1W, Ny (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.