FrostDateByZip

Frost dates for 93120Santa Barbara, CA

Frost occurs in about 11% of years near Santa Barbara, based on NOAA 1991-2020 records for the Santa Barbara, CA station.

Frost occurs in about 11% of years. Frost-tender plants can usually grow year-round, but cover them if a rare cold snap is forecast.

Frost risk by date

NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.

Spring dates: chance of a frost AFTER the date. Fall dates: chance of a frost BEFORE the date.
TemperatureLast spring: 90% / 50% / 10% chanceFirst fall: 10% / 50% / 90% chanceGrowing season (50%)Years with at least one
Light frost (36°F)Dec 12 · Jan 11 · Feb 21Dec 5 · Dec 30 · Feb 10365 days48%
Frost / freeze (32°F)Dec 12 · Jan 13 · Feb 24Dec 12 · Jan 6 · Feb 22365 days11%
Hard freeze (28°F)——365 days3%

Where these dates come from

ZIP code 93120 is matched to the NOAA station Santa Barbara, CA, 1.3 km away, at 16 ft elevation (23 ft lower than the ZIP code's center). Nearby stations for comparison:

StationElevationAvg last frostAvg first frost
Santa Barbara, CA (used)16 ftJan 13Jan 6
Gibraltar Dam #2, CA1,558 ftMar 20Nov 27
Santa Barbara Muni Ap, CA9 ftJan 11Dec 16
Santa Barbara 11 W, CA18 ftDec 31Dec 20

Frost dates near Santa Barbara

Frequently asked questions

When is the last frost in Santa Barbara, CA?
Frost occurs in about 11% of years at the nearest NOAA station (Santa Barbara, CA), so there is no reliable average last frost date.
When is the first frost in Santa Barbara, CA?
Frost occurs in about 11% of years at the nearest NOAA station.
Are these frost dates a forecast?
No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.