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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.