Palm Springs, CA 92539 Frost Dates
92539, near Palm Springs, CA: the frost window
Around 05/16 is the usual last spring frost, about 261 days away. Fall's first freeze usually shows up around 10/24, roughly 160 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Palm Springs 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
Palm Springs's growing season runs out in roughly 8 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 04/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/05 and only about 1 year in 10 sees frost after that.
Palm Springs against the rest of the dataset
Palm Springs's growing season runs about 160 days, ranking 32,204 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 2,413 of 2,555.
Learn more
Two guides worth reading on 92539: the frost range, on how to read the range around Palm Springs's dates instead of trusting one, and local microclimates, on what one yard in Palm Springs can differ from the 92539 normal.