Frost dates in Atascadero, CA
The average last spring frost in Atascadero is around March 20 and the first fall frost is around November 27. That gives Atascadero an average growing season of about 252 days.
Last spring frost
| Early (10% chance after) | February 19 |
|---|---|
| Average (50%) | March 20 |
| Late (90%) | April 17 |
First fall frost
| Early (10%) | November 4 |
|---|---|
| Average (50%) | November 27 |
| Late (90% chance before) | December 6 |