Hopkinsville, KY 42241 Frost Dates
42241, near Hopkinsville, KY: the frost window
The last spring frost here typically falls around 04/04, about 219 days from today. Fall's first freeze usually shows up around 11/02, roughly 211 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Hopkinsville 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
Hopkinsville's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/04 isn't a guarantee
04/04 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 04/19 and only about 1 year in 10 sees frost after that.
Hopkinsville against the rest of the dataset
Hopkinsville's growing season runs about 211 days, ranking 14,723 of 40,283 US ZIP codes measured here, longest to shortest. Within KY, it ranks 111 of 909.
Learn more
Two guides worth reading on 42241: local microclimates, on what one yard in Hopkinsville can differ from the 42241 normal, and zone vs. frost date, on why Zone 7a and Hopkinsville's frost date answer different questions.