Keota, IA 52248 Frost Dates
Keota, IA: when does the frost end?
Typically, the last spring freeze lands around 04/27, roughly 242 days out. Fall's first freeze usually shows up around 10/12, roughly 168 days after the last spring frost.
Keota sits in USDA Zone 5b (-15 to -10°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.
Stretching the season past the first frost
With roughly 6 weeks until Keota's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Keota's last frost
04/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/13 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Keota against the rest of the dataset
About 168 days separate Keota's last and first frost, putting it 29,744 of 40,283 ZIP codes nationally. Within IA, it ranks 378 of 1,042.
Learn more
Before leaning on 52248's figures: zone vs. frost date explains why Zone 5b and Keota's frost date answer different questions, while the frost range explains how to read the range around Keota's dates instead of trusting one.