Linn, KS 66953 Frost Dates
Frost dates for Linn, KS, ZIP 66953
Around 04/24 is the usual last spring frost, about 239 days away. The first fall frost typically arrives around 10/14, about 171 frost-free days later.
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 Linn, not a forecast for this year.
What to do before the first frost
Zone 6a around Linn has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Linn's last frost
04/24 is the middle of 30 years of NOAA records, not a promise. Plant by 04/10 and you're betting against frost in roughly 9 years out of 10. 05/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Linn compares
Linn's growing season runs about 171 days, ranking 28,796 of 40,283 US ZIP codes measured here, longest to shortest. Within KS, it ranks 657 of 745.
Learn more
the frost range explains how to read the range around Linn's dates instead of trusting one, and local microclimates explains what one yard in Linn can differ from the 66953 normal.