Hartsdale, NY Weather & Growing Conditions
Today
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 66 in the afternoon. South wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 5 to 8 mph S | 0% |
| Tonight | 58°F | Partly Cloudy | 5 mph S | 0% |
| Thursday | 71°F | Chance Rain Showers | 5 to 9 mph S | 25% |
| Thursday Night | 60°F | Rain Showers Likely | 3 to 7 mph S | 65% |
| Friday | 69°F | Rain Showers | 3 mph S | 85% |
| Friday Night | 52°F | Rain Showers Likely | 5 mph N | 68% |
| Saturday | 64°F | Mostly Sunny then Slight Chance Rain Showers | 8 mph NW | 16% |
| Saturday Night | 44°F | Slight Chance Light Rain | 8 mph W | 24% |
| Sunday | 58°F | Slight Chance Light Rain then Mostly Sunny | 9 mph NW | 15% |
| Sunday Night | 39°F | Partly Cloudy | 7 mph W | 4% |
| Monday | 57°F | Sunny | 8 to 13 mph W | 11% |
| Monday Night | 38°F | Mostly Clear | 8 mph W | 11% |
| Tuesday | 60°F | Sunny | 6 to 12 mph SW | 4% |
| Tuesday Night | 39°F | Mostly Clear | 8 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsdale, NY
Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
189 days
Hardiness zone
7a
Explore more for Hartsdale, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Dobbs Ferry-Ardsley, Ny (1.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.