Morgan, UT 84050 Frost Dates
Frost dates for Morgan, UT, ZIP 84050
Typically, the last spring freeze lands around 04/29, roughly 244 days out. The first fall frost typically arrives around 10/20, about 172 frost-free days later.
Morgan sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6a around Morgan has about 8 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
04/29 is the middle of 30 years of NOAA records, not a promise. Plant by 04/06 and you're betting against frost in roughly 9 years out of 10. 05/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Morgan compares
About 172 days separate Morgan's last and first frost, putting it 28,280 of 40,283 ZIP codes nationally. Within UT, it ranks 135 of 344.
Learn more
local microclimates explains what one yard in Morgan can differ from the 84050 normal, and zone vs. frost date explains why Zone 6a and Morgan's frost date answer different questions.