San Juan County, New Mexico
Local growing conditions for San Juan County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 16 ZIP codes in our data.
Hardiness zones in San Juan County
San Juan County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in San Juan County for its live forecast, frost dates, and planting calendar:
Kirtland 87417
Nageezi 87037
Farmington 87401
Farmington 87402
Aztec 87410
West Hammond 87413
Flora Vista 87415
Ojo Amarillo 87416
La Plata 87418
Navajo Dam 87419
Beclabito 87420
Waterflow 87421
Sanostee 87461
Lake Valley 87499
More for New Mexico
- Agriculture in New Mexico
- Frost dates across New Mexico
- 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.