West Burlington, IA 52655 Frost Dates
West Burlington, IA: when does the frost end?
The last spring frost here typically falls around 04/15, about 230 days from today. Fall's first freeze usually shows up around 10/20, roughly 187 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts West Burlington in Zone 6a (-10 to -5°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 8 weeks until West Burlington'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
04/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/01 and only about 1 year in 10 sees frost after that.
West Burlington against the rest of the dataset
About 187 days separate West Burlington's last and first frost, putting it 22,377 of 40,283 ZIP codes nationally. Within IA, it ranks 15 of 1,042.
Learn more
Before leaning on 52655's figures: the frost range explains how to read the range around West Burlington's dates instead of trusting one, while local microclimates explains what one yard in West Burlington can differ from the 52655 normal.