Scotts Valley, CA 95006 Frost Dates
Frost dates for Scotts Valley, CA, ZIP 95006
Around 03/25 is the usual last spring frost, about 209 days away. The first fall frost typically arrives around 11/11, about 231 frost-free days later.
Zone 9b (25 to 30°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 Scotts Valley, not a forecast for this year.
What to do before the first frost
Zone 9b around Scotts Valley has about 11 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.
Why 03/25 isn't a guarantee
03/25 is the middle of 30 years of NOAA records, not a promise. Plant by 02/17 and you're betting against frost in roughly 9 years out of 10. 04/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Scotts Valley compares
Scotts Valley's growing season runs about 231 days, ranking 10,161 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 2,168 of 2,555.
Learn more
local microclimates explains what one yard in Scotts Valley can differ from the 95006 normal, and zone vs. frost date explains why Zone 9b and Scotts Valley's frost date answer different questions.