Locust Valley, NY Weather & Growing Conditions
Today
69°F
Partly Sunny
Partly sunny, with a high near 69. East wind 7 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Partly Sunny | 7 to 12 mph E | 0% |
| Tonight | 58°F | Mostly Cloudy | 8 mph SE | 3% |
| Sunday | 70°F | Rain | 7 to 10 mph SE | 89% |
| Sunday Night | 57°F | Rain | 7 to 13 mph SE | 89% |
| Monday | 67°F | Chance Light Rain then Mostly Cloudy | 9 to 14 mph NE | 37% |
| Monday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 9 to 14 mph NE | 20% |
| Tuesday | 63°F | Chance Rain Showers | 15 mph NE | 25% |
| Tuesday Night | 53°F | Slight Chance Rain Showers | 15 to 21 mph NE | 24% |
| Wednesday | 64°F | Slight Chance Rain Showers | 22 mph NE | 21% |
| Wednesday Night | 53°F | Chance Rain Showers | 23 mph NE | 32% |
| Thursday | 63°F | Chance Rain Showers | 21 to 24 mph NE | 32% |
| Thursday Night | 52°F | Chance Rain Showers | 20 to 23 mph NE | 39% |
| Friday | 65°F | Chance Rain Showers | 16 to 21 mph N | 39% |
| Friday Night | 53°F | Chance Rain Showers | 22 mph N | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Locust Valley, NY
Last spring frost
Apr 2
First fall frost
Nov 12
Growing season
224 days
Hardiness zone
7b
Explore more for Locust Valley, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Mineola, Ny (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.