New Liberty, IA 52765 Frost Dates
New Liberty, IA: when does the frost end?
The last spring frost here typically falls around 04/27, about 242 days from today. Fall's first freeze usually shows up around 10/10, roughly 165 days after the last spring frost.
New Liberty 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 New Liberty's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around New Liberty's last frost
04/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/11 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/13 and only about 1 year in 10 sees frost after that.
New Liberty against the rest of the dataset
About 165 days separate New Liberty's last and first frost, putting it 30,769 of 40,283 ZIP codes nationally. Within IA, it ranks 559 of 1,042.
Learn more
Before leaning on 52765's figures: the frost range explains how to read the range around New Liberty's dates instead of trusting one, while local microclimates explains what one yard in New Liberty can differ from the 52765 normal.