Little Canada, MN 55117 Frost Dates
55117, near Little Canada, MN: the frost window
The last spring frost here typically falls around 04/28, about 243 days from today. Fall's first freeze usually shows up around 10/08, roughly 162 days after the last spring frost.
Little Canada 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.
Stretching the season past the first frost
Little Canada's growing season runs out in roughly 6 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Little Canada's last frost
04/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 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.
Little Canada against the rest of the dataset
Little Canada's growing season runs about 162 days, ranking 31,687 of 40,283 US ZIP codes measured here, longest to shortest. Within MN, it ranks 172 of 943.
Learn more
Two guides worth reading on 55117: local microclimates, on what one yard in Little Canada can differ from the 55117 normal, and zone vs. frost date, on why Zone 5a and Little Canada's frost date answer different questions.