Biggs, CA 95920 Frost Dates
Biggs, CA: when does the frost end?
Typically, the last spring freeze lands around 02/14, roughly 170 days out. Fall's first freeze usually shows up around 12/01, roughly 293 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 Biggs, not a forecast for this year.
Stretching the season past the first frost
With roughly 14 weeks until Biggs'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
02/14 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 03/31 and only about 1 year in 10 sees frost after that.
Biggs against the rest of the dataset
Biggs's growing season runs about 293 days, ranking 4,296 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 1,670 of 2,555.
Learn more
Before leaning on 95920's figures: the frost range explains how to read the range around Biggs's dates instead of trusting one, while local microclimates explains what one yard in Biggs can differ from the 95920 normal.