Colorado Springs, CO 80927 Frost Dates
When can you plant in Colorado Springs, CO?
Around 05/09 is the usual last spring frost, about 254 days away. The first fall frost typically arrives around 10/06, about 150 frost-free days later.
Colorado Springs sits in USDA Zone 5b (-15 to -10°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
About 6 weeks of growing season left in Colorado Springs before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
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 35,231 of 40,283 US ZIP codes measured here, longest to shortest. Within CO, it ranks 330 of 624.
Learn more
local microclimates covers what one yard in Colorado Springs can differ from the 80927 normal. zone vs. frost date covers why Zone 5b and Colorado Springs's frost date answer different questions.