Point Arena, CA 95445 Frost Dates
95445, near Point Arena, CA: the frost window
Around 02/25 is the usual last spring frost, about 181 days away. Fall's first freeze usually shows up around 12/03, roughly 279 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Point Arena in Zone 9b (25 to 30°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
Point Arena's growing season runs out in roughly 14 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 02/25 isn't a guarantee
02/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/02 and only about 1 year in 10 sees frost after that.
Point Arena against the rest of the dataset
Point Arena's growing season runs about 279 days, ranking 4,904 of 40,283 US ZIP codes measured here, longest to shortest. Within CA, it ranks 1,803 of 2,555.
Learn more
Two guides worth reading on 95445: the frost range, on how to read the range around Point Arena's dates instead of trusting one, and local microclimates, on what one yard in Point Arena can differ from the 95445 normal.