Santa Maria, CA Frost Dates
The last spring frost in Santa Maria usually comes around February 4 and the first fall frost around December 13.
| Spring (last) | Fall (first) | |
|---|---|---|
| Frost, 32°F | February 4 | December 13 |
| Hard freeze, 28°F | January 5 | December 27 |
Growing season: about 315 days.
Frequently asked questions
When is the last frost in Santa Maria, CA?
The median date of the last spring frost (32°F) is February 4. In half of years the last frost comes earlier and in half it comes later, so waiting a week or two past February 4 lowers the risk for tender plants.
When is the first frost in Santa Maria?
The median date of the first fall frost (32°F) is December 13, and a hard freeze (28°F) usually follows around December 27.
How long is the growing season in Santa Maria?
About 315 days between the median last spring frost and first fall frost.
NOAA NCEI U.S. Climate Normals 1991-2020, station USW00023273. Median (50% probability) dates. Low spots and valleys can frost later in spring and earlier in fall than the station.