Baggs, WY 82321 Frost Dates
When can you plant in Baggs, WY?
Typically, the last spring freeze lands around 06/01, roughly 277 days out. The first fall frost typically arrives around 09/18, about 108 frost-free days later.
Zone 4b (-25 to -20°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Baggs, not a forecast for this year.
What to do before the first frost
About 3 weeks of growing season left in Baggs before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
06/01 is the middle of 30 years of NOAA records, not a promise. Plant by 05/15 and you're betting against frost in roughly 9 years out of 10. 06/18 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Baggs compares
Baggs's growing season runs about 108 days, ranking 39,549 of 40,283 US ZIP codes measured here, longest to shortest. Within WY, it ranks 131 of 192.
Learn more
local microclimates covers what one yard in Baggs can differ from the 82321 normal. zone vs. frost date covers why Zone 4b and Baggs's frost date answer different questions.