Spokane County, Washington
Local growing conditions for Spokane County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 40 ZIP codes in our data.
Hardiness zones in Spokane County
Spokane County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Spokane County for its live forecast, frost dates, and planting calendar:
Spokane Valley 99212
Airway Heights 99001
Green Bluff 99003
Cheney 99004
Mead 99005
Deer Park 99006
Deer Park 99009
Fairchild AFB 99011
Fairfield 99012
Four Lakes 99014
Spokane Valley 99016
Latah 99018
Liberty Lake 99019
Four Lakes 99020
Green Bluff 99021
Fairchild AFB 99022
Spokane Valley 99023
Hauser 99025
Suncrest 99026
Otis Orchards-East Farms 99027
Rockford 99030
Spangle 99031
Spokane Valley 99036
Spokane Valley 99037
More for Washington
- Agriculture in Washington
- Frost dates across Washington
- 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.