Adelanto, CA 92372 Frost Dates
92372, near Adelanto, CA: the frost window
The last spring frost here typically falls around 05/16, about 261 days from today. Fall's first freeze usually shows up around 10/13, roughly 151 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Adelanto in Zone 8b (15 to 20°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
Adelanto's growing season runs out in roughly 7 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
05/16 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/09 and only about 1 year in 10 sees frost after that.
Adelanto against the rest of the dataset
Adelanto's growing season runs about 151 days, ranking 34,941 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 2,431 of 2,555.
Learn more
Two guides worth reading on 92372: the frost range, on how to read the range around Adelanto's dates instead of trusting one, and local microclimates, on what one yard in Adelanto can differ from the 92372 normal.