West Jefferson, AL 35130 Frost Dates
West Jefferson, AL: when does the frost end?
Around 03/23 is the usual last spring frost, about 207 days away. Fall's first freeze usually shows up around 11/10, roughly 231 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts West Jefferson in Zone 8a (10 to 15°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 11 weeks until West Jefferson's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around West Jefferson's last frost
03/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/11 and only about 1 year in 10 sees frost after that.
West Jefferson against the rest of the dataset
West Jefferson's growing season runs about 231 days, ranking 10,254 of 40,283 US ZIP codes measured here, longest to shortest. Within AL, it ranks 494 of 809.
Learn more
Before leaning on 35130's figures: zone vs. frost date explains why Zone 8a and West Jefferson's frost date answer different questions, while the frost range explains how to read the range around West Jefferson's dates instead of trusting one.