Rosalie, NE 68055 Frost Dates
Frost dates for Rosalie, NE, ZIP 68055
The last spring frost here typically falls around 05/01, about 246 days from today. The first fall frost typically arrives around 10/06, about 156 frost-free days later.
Rosalie 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 Rosalie has about 6 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.
Why 05/01 isn't a guarantee
05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/18 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 Rosalie compares
Rosalie's growing season runs about 156 days, ranking 33,867 of 40,283 US ZIP codes measured here, longest to shortest. Within NE, it ranks 466 of 605.
Learn more
zone vs. frost date explains why Zone 5a and Rosalie's frost date answer different questions, and the frost range explains how to read the range around Rosalie's dates instead of trusting one.