Reno, NV 89439 Frost Dates
89439, near Reno, NV: the frost window
The NOAA station nearest to 89439 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 7a (0 to 5°F average annual minimum).
Reno against the rest of the dataset
At roughly 33 frost-free days, Reno places 40,255 of 40,283 ZIP codes in this dataset. Within NV, it ranks 222 of 222.
Learn more
Two guides worth reading on 89439: the methodology, on exactly which NOAA and USDA figures feed 89439's numbers, and zone vs. frost date, on why Zone 7a and Reno's frost date answer different questions.