Phillipsburg, MO 65722 Frost Dates
Phillipsburg, MO: when does the frost end?
Typically, the last spring freeze lands around 04/17, roughly 232 days out. Fall's first freeze usually shows up around 10/21, roughly 187 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Phillipsburg in Zone 6b (-5 to 0°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
With roughly 8 weeks until Phillipsburg's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Phillipsburg's last frost
04/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Phillipsburg against the rest of the dataset
At roughly 187 frost-free days, Phillipsburg places 22,620 of 40,283 ZIP codes in this dataset. Within MO, it ranks 865 of 1,129.
Learn more
Before leaning on 65722's figures: zone vs. frost date explains why Zone 6b and Phillipsburg's frost date answer different questions, while the frost range explains how to read the range around Phillipsburg's dates instead of trusting one.