Mud Lake, ID 83450 Frost Dates
Mud Lake, ID: when does the frost end?
Typically, the last spring freeze lands around 06/03, roughly 279 days out. Fall's first freeze usually shows up around 09/11, roughly 98 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Mud Lake in Zone 4b (-25 to -20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 2 weeks until Mud Lake's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Mud Lake's last frost
06/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/21 and only about 1 year in 10 sees frost after that.
Mud Lake against the rest of the dataset
About 98 days separate Mud Lake's last and first frost, putting it 39,765 of 40,283 ZIP codes nationally. Within ID, it ranks 253 of 320.
Learn more
Before leaning on 83450's figures: the frost range explains how to read the range around Mud Lake's dates instead of trusting one, while local microclimates explains what one yard in Mud Lake can differ from the 83450 normal.