St. Paul Park, MN 55071 Frost Dates
Frost dates for St. Paul Park, MN, ZIP 55071
Around 04/24 is the usual last spring frost, about 239 days away. The first fall frost typically arrives around 10/16, about 174 frost-free days later.
St. Paul Park 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 St. Paul Park has about 7 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 St. Paul Park's last frost
04/24 is the middle of 30 years of NOAA records, not a promise. Plant by 04/09 and you're betting against frost in roughly 9 years out of 10. 05/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How St. Paul Park compares
About 174 days separate St. Paul Park's last and first frost, putting it 27,440 of 40,283 ZIP codes nationally. Within MN, it ranks 71 of 943.
Learn more
the frost range explains how to read the range around St. Paul Park's dates instead of trusting one, and local microclimates explains what one yard in St. Paul Park can differ from the 55071 normal.