Brookville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brookville, a village in Nassau County, New York.
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. North wind 7 to 12 mph.
7-day forecast for Brookville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 7 to 12 mph N | 0% |
| Saturday | 71°F | Mostly Sunny | 6 to 13 mph E | 0% |
| Saturday Night | 59°F | Mostly Cloudy | 5 to 8 mph SE | 10% |
| Sunday | 71°F | Showers And Thunderstorms | 7 to 14 mph S | 82% |
| Sunday Night | 61°F | Showers And Thunderstorms | 6 to 14 mph W | 89% |
| Monday | 69°F | Chance Rain Showers | 12 to 15 mph NE | 51% |
| Monday Night | 56°F | Chance Rain Showers | 12 to 16 mph NE | 28% |
| Tuesday | 65°F | Chance Rain Showers | 17 mph NE | 28% |
| Tuesday Night | 55°F | Chance Rain Showers then Mostly Cloudy | 20 mph NE | 28% |
| Wednesday | 65°F | Slight Chance Rain Showers | 21 mph NE | 15% |
| Wednesday Night | 54°F | Chance Rain Showers | 17 to 22 mph NE | 36% |
| Thursday | 64°F | Chance Rain Showers | 17 to 22 mph NE | 36% |
| Thursday Night | 54°F | Chance Rain Showers | 16 to 21 mph NE | 36% |
| Friday | 68°F | Chance Rain Showers | 16 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Brookville (40.808, -73.570). Updated through the day.
Growing snapshot for Brookville
Last spring frost
Apr 2
First fall frost
Nov 12
Growing season
224 days
Hardiness zone
7b
More local growing data for Brookville: nearby ZIP 11545 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
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Barnum Island
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Bayville
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Carle Place
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Centre Island
Cove Neck
East Atlantic Beach
East Hills
East Massapequa
East Meadow
East Norwich
East Rockaway
East Williston
Elmont
Floral Park
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Garden City
Garden City Park
Garden City South
Glen Cove
Climate data from the nearest NOAA station, Mineola, Ny (6.6 mi from Brookville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.