Lone Jack, MO 64070 Frost Dates
64070, near Lone Jack, MO: the frost window
Typically, the last spring freeze lands around 04/13, roughly 228 days out. Fall's first freeze usually shows up around 10/23, roughly 191 days after the last spring frost.
Lone Jack 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
Lone Jack'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.
Why 04/13 isn't a guarantee
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 04/29 and only about 1 year in 10 sees frost after that.
Lone Jack against the rest of the dataset
At roughly 191 frost-free days, Lone Jack places 20,794 of 40,283 ZIP codes in this dataset. Within MO, it ranks 732 of 1,129.
Learn more
Two guides worth reading on 64070: the frost range, on how to read the range around Lone Jack's dates instead of trusting one, and local microclimates, on what one yard in Lone Jack can differ from the 64070 normal.