Maurice, IA 51036 Frost Dates
51036, near Maurice, IA: the frost window
Around 04/30 is the usual last spring frost, about 245 days away. Fall's first freeze usually shows up around 10/03, roughly 154 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Maurice in Zone 5a (-20 to -15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Maurice's growing season runs out in roughly 5 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/12 and only about 1 year in 10 sees frost after that.
Maurice against the rest of the dataset
At roughly 154 frost-free days, Maurice places 34,440 of 40,283 ZIP codes in this dataset. Within IA, it ranks 908 of 1,042.
Learn more
Two guides worth reading on 51036: zone vs. frost date, on why Zone 5a and Maurice's frost date answer different questions, and the frost range, on how to read the range around Maurice's dates instead of trusting one.