Victorville, CA 92395 Frost Dates
Victorville, CA: when does the frost end?
Around 03/18 is the usual last spring frost, about 202 days away. Fall's first freeze usually shows up around 11/11, roughly 233 days after the last spring frost.
Zone 8b (15 to 20°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 Victorville, not a forecast for this year.
Stretching the season past the first frost
With roughly 11 weeks until Victorville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Victorville's last frost
03/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/12 and only about 1 year in 10 sees frost after that.
Victorville against the rest of the dataset
Victorville's growing season runs about 233 days, ranking 9,839 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 2,153 of 2,555.
Learn more
Before leaning on 92395's figures: zone vs. frost date explains why Zone 8b and Victorville's frost date answer different questions, while the frost range explains how to read the range around Victorville's dates instead of trusting one.