Watsonville, CA 95076 Frost Dates
Watsonville, CA: when does the frost end?
The last spring frost here typically falls around 01/28, about 153 days from today. Fall's first freeze usually shows up around 12/13, roughly 324 days after the last spring frost.
Watsonville sits in USDA Zone 9b (25 to 30°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 15 weeks until Watsonville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Watsonville's last frost
01/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/23 and only about 1 year in 10 sees frost after that.
Watsonville against the rest of the dataset
About 324 days separate Watsonville's last and first frost, putting it 3,221 of 40,283 ZIP codes nationally. Within CA, it ranks 1,382 of 2,555.
Learn more
Before leaning on 95076's figures: zone vs. frost date explains why Zone 9b and Watsonville's frost date answer different questions, while the frost range explains how to read the range around Watsonville's dates instead of trusting one.