Bennington, KS 67422 Frost Dates
67422, near Bennington, KS: the frost window
The last spring frost here typically falls around 04/20, about 235 days from today. Fall's first freeze usually shows up around 10/19, roughly 181 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 Bennington, not a forecast for this year.
Stretching the season past the first frost
Bennington'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 Bennington'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 05/03 and only about 1 year in 10 sees frost after that.
Bennington against the rest of the dataset
Bennington's growing season runs about 181 days, ranking 24,671 of 40,283 US ZIP codes measured here, longest to shortest. Within KS, it ranks 489 of 745.
Learn more
Two guides worth reading on 67422: local microclimates, on what one yard in Bennington can differ from the 67422 normal, and zone vs. frost date, on why Zone 6b and Bennington's frost date answer different questions.