Pueblo, CO 81007 Frost Dates
Pueblo, CO: when does the frost end?
Typically, the last spring freeze lands around 04/26, roughly 241 days out. Fall's first freeze usually shows up around 10/13, roughly 166 days after the last spring frost.
Pueblo 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.
Stretching the season past the first frost
With roughly 7 weeks until Pueblo's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Pueblo's last frost
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/13 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Pueblo against the rest of the dataset
Pueblo's growing season runs about 166 days, ranking 30,268 of 40,283 US ZIP codes measured here, longest to shortest. Within CO, it ranks 30 of 624.
Learn more
Before leaning on 81007's figures: local microclimates explains what one yard in Pueblo can differ from the 81007 normal, while zone vs. frost date explains why Zone 6a and Pueblo's frost date answer different questions.