Sweet Springs, MO 65351 Frost Dates
Sweet Springs, 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 10/20, roughly 184 days after the last spring frost.
Zone 6b (-5 to 0°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Sweet Springs, not a forecast for this year.
Stretching the season past the first frost
With roughly 8 weeks until Sweet Springs's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Sweet Springs's last frost
04/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/03 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.
Sweet Springs against the rest of the dataset
About 184 days separate Sweet Springs's last and first frost, putting it 23,583 of 40,283 ZIP codes nationally. Within MO, it ranks 906 of 1,129.
Learn more
Before leaning on 65351's figures: zone vs. frost date explains why Zone 6b and Sweet Springs's frost date answer different questions, while the frost range explains how to read the range around Sweet Springs's dates instead of trusting one.