Harveyville, KS 66431 Frost Dates
66431, near Harveyville, KS: the frost window
Typically, the last spring freeze lands around 04/13, roughly 228 days out. Fall's first freeze usually shows up around 10/26, roughly 194 days after the last spring frost.
Harveyville sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Harveyville's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/28 and only about 1 year in 10 sees frost after that.
Harveyville against the rest of the dataset
About 194 days separate Harveyville's last and first frost, putting it 19,641 of 40,283 ZIP codes nationally. Within KS, it ranks 227 of 745.
Learn more
Two guides worth reading on 66431: the frost range, on how to read the range around Harveyville's dates instead of trusting one, and local microclimates, on what one yard in Harveyville can differ from the 66431 normal.