Frost dates in Colma, CA
The average last spring frost in Colma is around February 2 and the first fall frost is around December 14. That gives Colma an average growing season of about 316 days.
Last spring frost
| Early (10% chance after) | January 6 |
|---|---|
| Average (50%) | February 2 |
| Late (90%) | April 19 |
First fall frost
| Early (10%) | September 16 |
|---|---|
| Average (50%) | December 14 |
| Late (90% chance before) | December 24 |