Buffalo, MN 55313 Frost Dates
Buffalo, MN: when does the frost end?
The last spring frost here typically falls around 04/30, about 245 days from today. Fall's first freeze usually shows up around 10/09, roughly 163 days after the last spring frost.
Buffalo sits in USDA Zone 4b (-25 to -20°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 Buffalo's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Buffalo's last frost
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 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.
Buffalo against the rest of the dataset
At roughly 163 frost-free days, Buffalo places 31,346 of 40,283 ZIP codes in this dataset. Within MN, it ranks 157 of 943.
Learn more
Before leaning on 55313's figures: the frost range explains how to read the range around Buffalo's dates instead of trusting one, while local microclimates explains what one yard in Buffalo can differ from the 55313 normal.