Nassau County, New York
Local growing conditions for Nassau County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 69 ZIP codes in our data.
Hardiness zones in Nassau County
Nassau County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Nassau County for its live forecast, frost dates, and planting calendar:
Oceanside 11572
Floral Park 11001
Elmont 11003
Franklin Square 11010
Lake Success 11020
Great Neck Plaza 11021
Great Neck 11023
Kings Point 11024
Manhasset 11030
North New Hyde Park 11040
Lake Success 11042
Port Washington 11050
Inwood 11096
Mineola 11501
Searingtown 11507
Atlantic Beach 11509
Baldwin 11510
Carle Place 11514
Cedarhurst 11516
East Rockaway 11518
Freeport 11520
Garden City 11530
Glen Cove 11542
Old Brookville 11545
More for New York
- Agriculture in New York
- Frost dates across New York
- USDA hardiness zones explained
- Planting calendar by ZIP code
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.