Frost dates in Rocklin, CA
The average last spring frost in Rocklin is around February 13 and the first fall frost is around December 4. That gives Rocklin an average growing season of about 295 days.
Last spring frost
| Early (10% chance after) | January 8 |
|---|---|
| Average (50%) | February 13 |
| Late (90%) | April 12 |
First fall frost
| Early (10%) | November 14 |
|---|---|
| Average (50%) | December 4 |
| Late (90% chance before) | December 28 |