Pitkin, CO 81241 Frost Dates
Pitkin, CO: when does the frost end?
The NOAA station nearest to 81241 does not report a usable frost-date normal for either event, so no last-frost or first-frost figure is shown here. The USDA hardiness zone below is still real: Zone 5a (-20 to -15°F average annual minimum).
Pitkin against the rest of the dataset
About 33 days separate Pitkin's last and first frost, putting it 40,260 of 40,283 ZIP codes nationally. Within CO, it ranks 617 of 624.
Learn more
Before leaning on 81241's figures: local microclimates explains what one yard in Pitkin can differ from the 81241 normal, while the methodology explains exactly which NOAA and USDA figures feed 81241's numbers.