Nickerson, KS 67561 Frost Dates
67561, near Nickerson, KS: the frost window
Typically, the last spring freeze lands around 04/15, roughly 230 days out. Fall's first freeze usually shows up around 10/23, roughly 190 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 Nickerson, not a forecast for this year.
Stretching the season past the first frost
Nickerson'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 Nickerson's last frost
04/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/30 and only about 1 year in 10 sees frost after that.
Nickerson against the rest of the dataset
Nickerson's growing season runs about 190 days, ranking 21,231 of 40,283 US ZIP codes measured here, longest to shortest. Within KS, it ranks 287 of 745.
Learn more
Two guides worth reading on 67561: local microclimates, on what one yard in Nickerson can differ from the 67561 normal, and zone vs. frost date, on why Zone 6b and Nickerson's frost date answer different questions.