Mullan, ID 59842 Frost Dates
When can you plant in Mullan, ID?
The NOAA station nearest to 59842 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 6a (-10 to -5°F average annual minimum).
How Mullan compares
About 90 days separate Mullan's last and first frost, putting it 39,916 of 40,283 ZIP codes nationally. Within ID, it ranks 266 of 320.
Learn more
local microclimates covers what one yard in Mullan can differ from the 59842 normal. the methodology covers exactly which NOAA and USDA figures feed 59842's numbers.