Moscow, ID 83843 Frost Dates
83843, near Moscow, ID: the frost window
The NOAA station nearest to 83843 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 6b (-5 to 0°F average annual minimum).
Moscow against the rest of the dataset
At roughly 85 frost-free days, Moscow places 39,982 of 40,283 ZIP codes in this dataset. Within ID, it ranks 272 of 320.
Learn more
Two guides worth reading on 83843: zone vs. frost date, on why Zone 6b and Moscow's frost date answer different questions, and local microclimates, on what one yard in Moscow can differ from the 83843 normal.