Valdez, AK 99573 Frost Dates
Valdez, AK: when does the frost end?
The NOAA station nearest to 99573 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 4b (-25 to -20°F average annual minimum).
Valdez against the rest of the dataset
About 72 days separate Valdez's last and first frost, putting it 40,103 of 40,283 ZIP codes nationally. Within AK, it ranks 254 of 269.
Learn more
Before leaning on 99573's figures: the methodology explains exactly which NOAA and USDA figures feed 99573's numbers, while zone vs. frost date explains why Zone 4b and Valdez's frost date answer different questions.