Colorado Springs, CO 80903 Frost Dates
Frost dates for Colorado Springs, CO, ZIP 80903
The last spring frost here typically falls around 05/03, about 248 days from today. The first fall frost typically arrives around 10/08, about 158 frost-free days later.
Colorado Springs 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 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
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Colorado Springs compares
At roughly 158 frost-free days, Colorado Springs places 32,819 of 40,283 ZIP codes in this dataset. Within CO, it ranks 134 of 624.
Learn more
zone vs. frost date explains why Zone 6a and Colorado Springs's frost date answer different questions, and the frost range explains how to read the range around Colorado Springs's dates instead of trusting one.