Montgomery County, Texas
Local growing conditions for Montgomery County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 22 ZIP codes in our data.
Hardiness zones in Montgomery County
Montgomery County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Montgomery County for its live forecast, frost dates, and planting calendar:
Conroe 77301
Grangerland 77302
Cut and Shoot 77303
Conroe 77304
Deerwood 77306
Conroe 77316
Conroe 77318
Magnolia 77354
Stagecoach 77355
Montgomery 77356
Roman Forest 77357
Pinehurst 77362
Porter Heights 77365
Splendora 77372
Willis 77378
The Woodlands 77380
The Woodlands 77381
The Woodlands 77382
Conroe 77384
Shenandoah 77385
Spring 77386
Richards 77873
More for Texas
- Agriculture in Texas
- Frost dates across Texas
- 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.