Sherman, TX 75090 Frost Dates
75090, near Sherman, TX: the frost window
The last spring frost here typically falls around 03/14, about 198 days from today. Fall's first freeze usually shows up around 11/19, roughly 250 days after the last spring frost.
Zone 8a (10 to 15°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 Sherman, not a forecast for this year.
Stretching the season past the first frost
Sherman'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.
How much risk comes with planting early here
03/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/01 and only about 1 year in 10 sees frost after that.
Sherman against the rest of the dataset
About 250 days separate Sherman's last and first frost, putting it 7,448 of 40,283 ZIP codes nationally. Within TX, it ranks 1,665 of 2,558.
Learn more
Two guides worth reading on 75090: local microclimates, on what one yard in Sherman can differ from the 75090 normal, and zone vs. frost date, on why Zone 8a and Sherman's frost date answer different questions.