Chappaqua, NY Weather & Growing Conditions
This Afternoon
69°F
Partly Sunny
Partly sunny. High near 69, with temperatures falling to around 63 in the afternoon. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Partly Sunny | 5 mph S | 0% |
| Tonight | 49°F | Patchy Fog | 3 mph SW | 3% |
| Wednesday | 72°F | Patchy Fog then Sunny | 3 to 10 mph SW | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 5 mph S | 2% |
| Thursday | 70°F | Chance Rain Showers | 5 to 8 mph S | 54% |
| Thursday Night | 60°F | Rain Showers | 5 mph S | 80% |
| Friday | 67°F | Rain Showers | 5 mph SW | 80% |
| Friday Night | 53°F | Showers And Thunderstorms then Light Rain Likely | 5 mph NW | 80% |
| Saturday | 64°F | Chance Light Rain | 7 mph NW | 47% |
| Saturday Night | 41°F | Slight Chance Light Rain | 6 mph NW | 19% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 7 mph NW | 18% |
| Sunday Night | 37°F | Partly Cloudy then Slight Chance Light Rain | 5 mph W | 16% |
| Monday | 58°F | Slight Chance Light Rain | 6 to 13 mph NW | 23% |
| Monday Night | 36°F | Chance Light Rain | 7 mph W | 25% |
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 Nov 3, 2026.