Webb, MS 38958 Frost Dates
38958, near Webb, MS: the frost window
Around 03/07 is the usual last spring frost, about 191 days away. Fall's first freeze usually shows up around 11/17, roughly 254 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Webb in Zone 8b (15 to 20°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
Webb's growing season runs out in roughly 12 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 Webb's last frost
03/07 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/27 and only about 1 year in 10 sees frost after that.
Webb against the rest of the dataset
Webb's growing season runs about 254 days, ranking 7,056 of 40,283 US ZIP codes measured here, longest to shortest. Within MS, it ranks 103 of 523.
Learn more
Two guides worth reading on 38958: the frost range, on how to read the range around Webb's dates instead of trusting one, and local microclimates, on what one yard in Webb can differ from the 38958 normal.