Hempstead, NY Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny. High near 84, with temperatures falling to around 82 in the afternoon. East wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 3 to 7 mph E | 0% |
| Tonight | 68°F | Mostly Cloudy | 2 to 7 mph E | 4% |
| Wednesday | 84°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph E | 21% |
| Wednesday Night | 73°F | Slight Chance Rain Showers | 5 to 8 mph S | 21% |
| Thursday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 13 mph S | 25% |
| Thursday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 to 13 mph SW | 31% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 to 10 mph SW | 28% |
| Friday Night | 74°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 36% |
| Saturday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 31% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 9 mph SW | 15% |
| Sunday Night | 74°F | Slight Chance Rain Showers then Mostly Clear | 8 mph SW | 15% |
| Monday | 91°F | Sunny | 6 to 12 mph W | 10% |
| Monday Night | 74°F | Slight Chance Rain Showers | 6 to 10 mph W | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hempstead, NY
Last spring frost
Apr 2
First fall frost
Nov 12
Growing season
224 days
Hardiness zone
7b
Explore more for Hempstead, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Mineola, Ny (2.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.