Ferguson, MO 63135 Frost Dates
63135, near Ferguson, MO: the frost window
The last spring frost here typically falls around 04/02, about 217 days from today. Fall's first freeze usually shows up around 11/04, roughly 215 days after the last spring frost.
Ferguson sits in USDA Zone 7a (0 to 5°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
Ferguson's growing season runs out in roughly 10 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 Ferguson's last frost
04/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/17 and only about 1 year in 10 sees frost after that.
Ferguson against the rest of the dataset
Ferguson's growing season runs about 215 days, ranking 14,040 of 40,283 US ZIP codes measured here, longest to shortest. Within MO, it ranks 109 of 1,129.
Learn more
Two guides worth reading on 63135: zone vs. frost date, on why Zone 7a and Ferguson's frost date answer different questions, and the frost range, on how to read the range around Ferguson's dates instead of trusting one.