Colorado Springs, CO 80907 Frost Dates
Frost dates for Colorado Springs, CO, ZIP 80907
The last spring frost here typically falls around 05/09, about 254 days from today. The first fall frost typically arrives around 10/06, about 150 frost-free days later.
The USDA Plant Hardiness Zone Map puts Colorado Springs in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6a around Colorado Springs 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.
How much risk comes with planting early here
05/09 is the middle of 30 years of NOAA records, not a promise. Plant by 04/28 and you're betting against frost in roughly 9 years out of 10. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Colorado Springs compares
Colorado Springs's growing season runs about 150 days, ranking 35,226 of 40,283 US ZIP codes measured here, longest to shortest. Within CO, it ranks 325 of 624.
Learn more
local microclimates explains what one yard in Colorado Springs can differ from the 80907 normal, and zone vs. frost date explains why Zone 6a and Colorado Springs's frost date answer different questions.