North Kansas City, MO 66118 Frost Dates
66118, near North Kansas City, MO: the frost window
Around 04/04 is the usual last spring frost, about 219 days away. Fall's first freeze usually shows up around 11/02, roughly 211 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 North Kansas City, not a forecast for this year.
Stretching the season past the first frost
North Kansas City'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.
The actual range around North Kansas City's last frost
04/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/20 and only about 1 year in 10 sees frost after that.
North Kansas City against the rest of the dataset
At roughly 211 frost-free days, North Kansas City places 14,747 of 40,283 ZIP codes in this dataset. Within MO, it ranks 164 of 1,129.
Learn more
Two guides worth reading on 66118: local microclimates, on what one yard in North Kansas City can differ from the 66118 normal, and zone vs. frost date, on why Zone 7a and North Kansas City's frost date answer different questions.