Elk Grove, CA 94237 Frost Dates
Elk Grove, CA: when does the frost end?
Around 02/02 is the usual last spring frost, about 158 days away. Fall's first freeze usually shows up around 12/02, roughly 301 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 Elk Grove, not a forecast for this year.
Stretching the season past the first frost
With roughly 14 weeks until Elk Grove's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Elk Grove's last frost
02/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/05 and only about 1 year in 10 sees frost after that.
Elk Grove against the rest of the dataset
About 301 days separate Elk Grove's last and first frost, putting it 3,821 of 40,283 ZIP codes nationally. Within CA, it ranks 1,547 of 2,555.
Learn more
Before leaning on 94237's figures: local microclimates explains what one yard in Elk Grove can differ from the 94237 normal, while zone vs. frost date explains why Zone 9b and Elk Grove's frost date answer different questions.