Valdez, AK 99588 Frost Dates
99588, near Valdez, AK: the frost window
The NOAA station nearest to 99588 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 2b (-45 to -40°F average annual minimum).
Valdez against the rest of the dataset
Valdez's growing season runs about 61 days, ranking 40,175 of 40,283 US ZIP codes measured here, longest to shortest. Within AK, it ranks 258 of 269.
Learn more
Two guides worth reading on 99588: local microclimates, on what one yard in Valdez can differ from the 99588 normal, and the methodology, on exactly which NOAA and USDA figures feed 99588's numbers.