Sanger, CA 93755 Frost Dates
93755, near Sanger, CA: the frost window
Typically, the last spring freeze lands around 01/14, roughly 139 days out. Fall's first freeze usually shows up around 12/14, roughly 337 days after the last spring frost.
Zone 9b (25 to 30°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 Sanger, not a forecast for this year.
Stretching the season past the first frost
Sanger's growing season runs out in roughly 15 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 Sanger's last frost
01/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/11 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/22 and only about 1 year in 10 sees frost after that.
Sanger against the rest of the dataset
About 337 days separate Sanger's last and first frost, putting it 2,676 of 40,283 ZIP codes nationally. Within CA, it ranks 1,199 of 2,555.
Learn more
Two guides worth reading on 93755: local microclimates, on what one yard in Sanger can differ from the 93755 normal, and zone vs. frost date, on why Zone 9b and Sanger's frost date answer different questions.