Pima County, Arizona
Local growing conditions for Pima County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 51 ZIP codes in our data.
Hardiness zones in Pima County
Pima County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Pima County for its live forecast, frost dates, and planting calendar:
Tucson 85701
Casas Adobes 85704
Tucson 85705
Tucson 85719
Tucson 85721
Tucson 85724
Tucson 85730
Oro Valley 85737
Charco 85321
Ali Chuk 85341
Arivaca 85601
Green Valley 85614
Willow Canyon 85619
Arivaca Junction 85622
Sahuarita 85629
Arivaca 85633
South Komelik 85639
Vail 85641
Amado 85645
Avra Valley 85653
Rillito 85654
Tucson 85706
Tucson 85707
Tucson 85708
More for Arizona
- Agriculture in Arizona
- Frost dates across Arizona
- 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.