Guthrie, KY 42234 Frost Dates
Guthrie, KY: when does the frost end?
Typically, the last spring freeze lands around 04/03, roughly 218 days out. Fall's first freeze usually shows up around 10/29, roughly 207 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Guthrie in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 9 weeks until Guthrie's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Guthrie's last frost
04/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
Guthrie against the rest of the dataset
About 207 days separate Guthrie's last and first frost, putting it 15,846 of 40,283 ZIP codes nationally. Within KY, it ranks 172 of 909.
Learn more
Before leaning on 42234's figures: the frost range explains how to read the range around Guthrie's dates instead of trusting one, while local microclimates explains what one yard in Guthrie can differ from the 42234 normal.