Arvin, CA 93524 Frost Dates
93524, near Arvin, CA: the frost window
Around 01/17 is the usual last spring frost, about 142 days away. Fall's first freeze usually shows up around 12/15, roughly 334 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Arvin in Zone 8a (10 to 15°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
Arvin's growing season runs out in roughly 16 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
01/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/23 and only about 1 year in 10 sees frost after that.
Arvin against the rest of the dataset
Arvin's growing season runs about 334 days, ranking 2,779 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 1,269 of 2,555.
Learn more
Two guides worth reading on 93524: the frost range, on how to read the range around Arvin's dates instead of trusting one, and local microclimates, on what one yard in Arvin can differ from the 93524 normal.