Rosebud County, Montana
Local growing conditions for Rosebud County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Rosebud County
Rosebud County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Rosebud County for its live forecast, frost dates, and planting calendar:
Birney 59012
Hysham 59039
Muddy 59043
Melstone 59054
Melstone 59083
Colstrip 59323
Forsyth 59327
Rosebud 59333
Rosebud 59347
More for Montana
- Agriculture in Montana
- Frost dates across Montana
- 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.