Eudora, AR 71640 Frost Dates
71640, near Eudora, AR: the frost window
The last spring frost here typically falls around 03/13, about 197 days from today. Fall's first freeze usually shows up around 11/14, roughly 244 days after the last spring frost.
Zone 8b (15 to 20°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 Eudora, not a forecast for this year.
Stretching the season past the first frost
Eudora's growing season runs out in roughly 11 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/05 and only about 1 year in 10 sees frost after that.
Eudora against the rest of the dataset
At roughly 244 frost-free days, Eudora places 8,238 of 40,283 ZIP codes in this dataset. Within AR, it ranks 61 of 687.
Learn more
Two guides worth reading on 71640: local microclimates, on what one yard in Eudora can differ from the 71640 normal, and zone vs. frost date, on why Zone 8b and Eudora's frost date answer different questions.