Foxfield, CO 80016 Frost Dates
Frost dates for Foxfield, CO, ZIP 80016
Around 05/07 is the usual last spring frost, about 252 days away. The first fall frost typically arrives around 10/08, about 152 frost-free days later.
Foxfield sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6a around Foxfield has about 6 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 Foxfield's last frost
05/07 is the middle of 30 years of NOAA records, not a promise. Plant by 04/26 and you're betting against frost in roughly 9 years out of 10. 05/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Foxfield compares
Foxfield's growing season runs about 152 days, ranking 34,832 of 40,283 US ZIP codes measured here, longest to shortest. Within CO, it ranks 294 of 624.
Learn more
local microclimates explains what one yard in Foxfield can differ from the 80016 normal, and zone vs. frost date explains why Zone 6a and Foxfield's frost date answer different questions.