Lava Hot Springs, ID 83246 Frost Dates
83246, near Lava Hot Springs, ID: the frost window
The last spring frost here typically falls around 05/23, about 268 days from today. Fall's first freeze usually shows up around 09/24, roughly 121 days after the last spring frost.
Zone 6b (-5 to 0°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Lava Hot Springs, not a forecast for this year.
Stretching the season past the first frost
Lava Hot Springs's growing season runs out in roughly 4 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Lava Hot Springs's last frost
05/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/10 and only about 1 year in 10 sees frost after that.
Lava Hot Springs against the rest of the dataset
At roughly 121 frost-free days, Lava Hot Springs places 39,040 of 40,283 ZIP codes in this dataset. Within ID, it ranks 211 of 320.
Learn more
Two guides worth reading on 83246: zone vs. frost date, on why Zone 6b and Lava Hot Springs's frost date answer different questions, and the frost range, on how to read the range around Lava Hot Springs's dates instead of trusting one.