Rancho Cordova, CA 95670 Frost Dates
Rancho Cordova, CA: when does the frost end?
Typically, the last spring freeze lands around 01/12, roughly 137 days out. Fall's first freeze usually shows up around 12/16, roughly 341 days after the last spring frost.
Rancho Cordova sits in USDA Zone 9b (25 to 30°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 16 weeks until Rancho Cordova's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
01/12 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/08 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/18 and only about 1 year in 10 sees frost after that.
Rancho Cordova against the rest of the dataset
At roughly 341 frost-free days, Rancho Cordova places 2,597 of 40,283 ZIP codes in this dataset. Within CA, it ranks 1,154 of 2,555.
Learn more
Before leaning on 95670's figures: the frost range explains how to read the range around Rancho Cordova's dates instead of trusting one, while local microclimates explains what one yard in Rancho Cordova can differ from the 95670 normal.