Virginia City, MT 59710 Frost Dates
Frost dates for Virginia City, MT, ZIP 59710
The NOAA station nearest to 59710 does not report a usable frost-date normal for either event, so no last-frost or first-frost figure is shown here. The USDA hardiness zone below is still real: Zone 5a (-20 to -15°F average annual minimum).
How Virginia City compares
Virginia City's growing season runs about 77 days, ranking 40,081 of 40,283 US ZIP codes measured here, longest to shortest. Within MT, it ranks 368 of 392.
Learn more
local microclimates explains what one yard in Virginia City can differ from the 59710 normal, and the methodology explains exactly which NOAA and USDA figures feed 59710's numbers.