Pinehurst, ID 83810 Frost Dates
Pinehurst, ID: when does the frost end?
Around 05/14 is the usual last spring frost, about 259 days away. Fall's first freeze usually shows up around 09/26, roughly 131 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 Pinehurst, not a forecast for this year.
Stretching the season past the first frost
With roughly 4 weeks until Pinehurst's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/03 and only about 1 year in 10 sees frost after that.
Pinehurst against the rest of the dataset
At roughly 131 frost-free days, Pinehurst places 38,282 of 40,283 ZIP codes in this dataset. Within ID, it ranks 173 of 320.
Learn more
Before leaning on 83810's figures: local microclimates explains what one yard in Pinehurst can differ from the 83810 normal, while zone vs. frost date explains why Zone 6b and Pinehurst's frost date answer different questions.