Henrieville, UT 84736 Frost Dates
Frost dates for Henrieville, UT, ZIP 84736
Typically, the last spring freeze lands around 05/31, roughly 276 days out. The first fall frost typically arrives around 09/28, about 116 frost-free days later.
The USDA Plant Hardiness Zone Map puts Henrieville in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6b around Henrieville has about 4 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.
The actual range around Henrieville's last frost
05/31 is the middle of 30 years of NOAA records, not a promise. Plant by 05/13 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 Henrieville compares
Henrieville's growing season runs about 116 days, ranking 39,297 of 40,283 US ZIP codes measured here, longest to shortest. Within UT, it ranks 309 of 344.
Learn more
the frost range explains how to read the range around Henrieville's dates instead of trusting one, and local microclimates explains what one yard in Henrieville can differ from the 84736 normal.