Goose Lake, IA 52750 Frost Dates
Frost dates for Goose Lake, IA, ZIP 52750
Typically, the last spring freeze lands around 04/22, roughly 237 days out. The first fall frost typically arrives around 10/16, about 175 frost-free days later.
Goose Lake sits in USDA Zone 5a (-20 to -15°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 5a around Goose Lake has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/09 and you're betting against frost in roughly 9 years out of 10. 05/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Goose Lake compares
About 175 days separate Goose Lake's last and first frost, putting it 27,243 of 40,283 ZIP codes nationally. Within IA, it ranks 179 of 1,042.
Learn more
zone vs. frost date explains why Zone 5a and Goose Lake's frost date answer different questions, and the frost range explains how to read the range around Goose Lake's dates instead of trusting one.