Woden, IA 50484 Frost Dates
Frost dates for Woden, IA, ZIP 50484
The last spring frost here typically falls around 05/03, about 248 days from today. The first fall frost typically arrives around 10/01, about 150 frost-free days later.
The USDA Plant Hardiness Zone Map puts Woden in Zone 5a (-20 to -15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 5a around Woden has about 5 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.
The actual range around Woden's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/19 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Woden compares
About 150 days separate Woden's last and first frost, putting it 35,432 of 40,283 ZIP codes nationally. Within IA, it ranks 1,020 of 1,042.
Learn more
local microclimates explains what one yard in Woden can differ from the 50484 normal, and zone vs. frost date explains why Zone 5a and Woden's frost date answer different questions.