Riverside, TX 77367 Frost Dates
77367, near Riverside, TX: the frost window
Typically, the last spring freeze lands around 03/02, roughly 186 days out. Fall's first freeze usually shows up around 11/26, roughly 272 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Riverside in Zone 9a (20 to 25°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
Riverside's growing season runs out in roughly 13 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
03/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/24 and only about 1 year in 10 sees frost after that.
Riverside against the rest of the dataset
About 272 days separate Riverside's last and first frost, putting it 5,402 of 40,283 ZIP codes nationally. Within TX, it ranks 1,003 of 2,558.
Learn more
Two guides worth reading on 77367: the frost range, on how to read the range around Riverside's dates instead of trusting one, and local microclimates, on what one yard in Riverside can differ from the 77367 normal.