Sun City, KS 67028 Frost Dates
67028, near Sun City, KS: the frost window
Around 04/20 is the usual last spring frost, about 235 days away. Fall's first freeze usually shows up around 10/20, roughly 183 days after the last spring frost.
Zone 6b (-5 to 0°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 Sun City, not a forecast for this year.
Stretching the season past the first frost
Sun City'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.
The actual range around Sun City's last frost
04/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Sun City against the rest of the dataset
About 183 days separate Sun City's last and first frost, putting it 24,051 of 40,283 ZIP codes nationally. Within KS, it ranks 469 of 745.
Learn more
Two guides worth reading on 67028: local microclimates, on what one yard in Sun City can differ from the 67028 normal, and zone vs. frost date, on why Zone 6b and Sun City's frost date answer different questions.