El Paso de Robles (Paso Robles), CA 93461 Frost Dates
When can you plant in El Paso de Robles (Paso Robles), CA?
Around 04/04 is the usual last spring frost, about 219 days away. The first fall frost typically arrives around 11/05, about 213 frost-free days later.
The USDA Plant Hardiness Zone Map puts El Paso de Robles (Paso Robles) in Zone 8b (15 to 20°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
About 10 weeks of growing season left in El Paso de Robles (Paso Robles) before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/04 isn't a guarantee
04/04 is the middle of 30 years of NOAA records, not a promise. Plant by 03/02 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How El Paso de Robles (Paso Robles) compares
About 213 days separate El Paso de Robles (Paso Robles)'s last and first frost, putting it 14,448 of 40,283 ZIP codes nationally. Within CA, it ranks 2,194 of 2,555.
Learn more
zone vs. frost date covers why Zone 8b and El Paso de Robles (Paso Robles)'s frost date answer different questions. the frost range covers how to read the range around El Paso de Robles (Paso Robles)'s dates instead of trusting one.