Ontario County, New York
Local growing conditions for Ontario County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 19 ZIP codes in our data.
Hardiness zones in Ontario County
Ontario County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Ontario County for its live forecast, frost dates, and planting calendar:
Canandaigua 14424
Victor 14425
Clifton Springs 14432
Victor 14453
Geneva 14456
Hall 14463
Hemlock 14466
Bloomfield 14469
Honeoye 14471
Bloomfield 14475
Manchester 14504
Naples 14512
Phelps 14532
Port Gibson 14537
Manchester 14548
Websters Crossing 14560
Gorham 14561
Victor 14564
Lima 14585
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.