Murray, UT 84157 Frost Dates
When can you plant in Murray, UT?
Typically, the last spring freeze lands around 04/08, roughly 223 days out. The first fall frost typically arrives around 10/31, about 204 frost-free days later.
Zone 7b (5 to 10°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 Murray, not a forecast for this year.
What to do before the first frost
About 9 weeks of growing season left in Murray before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Murray's last frost
04/08 is the middle of 30 years of NOAA records, not a promise. Plant by 03/17 and you're betting against frost in roughly 9 years out of 10. 04/30 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Murray compares
Murray's growing season runs about 204 days, ranking 16,488 of 40,283 US ZIP codes measured here, longest to shortest. Within UT, it ranks 55 of 344.
Learn more
zone vs. frost date covers why Zone 7b and Murray's frost date answer different questions. the frost range covers how to read the range around Murray's dates instead of trusting one.