FrostDateCheck

Fort Bragg, CA 95417 Frost Dates

Fort Bragg, CA: when does the frost end?

Zone 9a

The last spring frost here typically falls around 03/02, about 186 days from today. Fall's first freeze usually shows up around 12/01, roughly 272 days after the last spring frost.

Zone 9a (20 to 25°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 Fort Bragg, not a forecast for this year.

Stretching the season past the first frost

With roughly 14 weeks until Fort Bragg's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.

How much risk comes with planting early here

03/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/08 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/06 and only about 1 year in 10 sees frost after that.

Fort Bragg against the rest of the dataset

About 272 days separate Fort Bragg's last and first frost, putting it 5,374 of 40,283 ZIP codes nationally. Within CA, it ranks 1,862 of 2,555.

Learn more

Before leaning on 95417's figures: the frost range explains how to read the range around Fort Bragg's dates instead of trusting one, while local microclimates explains what one yard in Fort Bragg can differ from the 95417 normal.