Sun Valley, ID 83354 Frost Dates
Frost dates for Sun Valley, ID, ZIP 83354
The NOAA station nearest to 83354 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 5b (-15 to -10°F average annual minimum).
How Sun Valley compares
At roughly 77 frost-free days, Sun Valley places 40,076 of 40,283 ZIP codes in this dataset. Within ID, it ranks 292 of 320.
Learn more
zone vs. frost date explains why Zone 5b and Sun Valley's frost date answer different questions, and local microclimates explains what one yard in Sun Valley can differ from the 83354 normal.