McPherson, KS 67460 Frost Dates
Frost dates for McPherson, KS, ZIP 67460
The last spring frost here typically falls around 04/18, about 233 days from today. The first fall frost typically arrives around 10/24, about 187 frost-free days later.
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 McPherson, not a forecast for this year.
What to do before the first frost
Zone 6b around McPherson has about 8 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 McPherson's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How McPherson compares
McPherson's growing season runs about 187 days, ranking 22,313 of 40,283 US ZIP codes measured here, longest to shortest. Within KS, it ranks 369 of 745.
Learn more
local microclimates explains what one yard in McPherson can differ from the 67460 normal, and zone vs. frost date explains why Zone 6b and McPherson's frost date answer different questions.