West Terre Haute, IN 47885 Frost Dates
47885, near West Terre Haute, IN: the frost window
The last spring frost here typically falls around 04/15, about 230 days from today. Fall's first freeze usually shows up around 10/19, roughly 187 days after the last spring frost.
Zone 6a (-10 to -5°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 West Terre Haute, not a forecast for this year.
Stretching the season past the first frost
West Terre Haute's growing season runs out in roughly 7 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
04/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/03 and only about 1 year in 10 sees frost after that.
West Terre Haute against the rest of the dataset
About 187 days separate West Terre Haute's last and first frost, putting it 22,413 of 40,283 ZIP codes nationally. Within IN, it ranks 311 of 927.
Learn more
Two guides worth reading on 47885: local microclimates, on what one yard in West Terre Haute can differ from the 47885 normal, and zone vs. frost date, on why Zone 6a and West Terre Haute's frost date answer different questions.