Corte Madera, CA 94964 Frost Dates
Frost dates for Corte Madera, CA, ZIP 94964
Around 01/16 is the usual last spring frost, about 141 days away. The first fall frost typically arrives around 12/18, about 334 frost-free days later.
The USDA Plant Hardiness Zone Map puts Corte Madera in Zone 10a (30 to 35°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 10a around Corte Madera has about 16 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Corte Madera's last frost
01/16 is the middle of 30 years of NOAA records, not a promise. Plant by 02/25 and you're betting against frost in roughly 9 years out of 10. 12/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Corte Madera compares
At roughly 334 frost-free days, Corte Madera places 2,796 of 40,283 ZIP codes in this dataset. Within CA, it ranks 1,278 of 2,555.
Learn more
local microclimates explains what one yard in Corte Madera can differ from the 94964 normal, and zone vs. frost date explains why Zone 10a and Corte Madera's frost date answer different questions.