Brewster, KS 67743 Frost Dates
67743, near Brewster, KS: the frost window
Around 04/29 is the usual last spring frost, about 244 days away. Fall's first freeze usually shows up around 10/17, roughly 172 days after the last spring frost.
Zone 6a (-10 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 Brewster, not a forecast for this year.
Stretching the season past the first frost
Brewster's growing season runs out in roughly 7 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 Brewster's last frost
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Brewster against the rest of the dataset
At roughly 172 frost-free days, Brewster places 28,506 of 40,283 ZIP codes in this dataset. Within KS, it ranks 640 of 745.
Learn more
Two guides worth reading on 67743: the frost range, on how to read the range around Brewster's dates instead of trusting one, and local microclimates, on what one yard in Brewster can differ from the 67743 normal.