New Harmony, UT 84757 Frost Dates
New Harmony, UT: when does the frost end?
The last spring frost here typically falls around 05/09, about 254 days from today. Fall's first freeze usually shows up around 10/11, roughly 155 days after the last spring frost.
Zone 7a (0 to 5°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 New Harmony, not a forecast for this year.
Stretching the season past the first frost
With roughly 6 weeks until New Harmony's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around New Harmony's last frost
05/09 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/29 and only about 1 year in 10 sees frost after that.
New Harmony against the rest of the dataset
About 155 days separate New Harmony's last and first frost, putting it 34,145 of 40,283 ZIP codes nationally. Within UT, it ranks 193 of 344.
Learn more
Before leaning on 84757's figures: zone vs. frost date explains why Zone 7a and New Harmony's frost date answer different questions, while the frost range explains how to read the range around New Harmony's dates instead of trusting one.