Frost dates in Berkeley, CA
The average last spring frost in Berkeley is around January 20 and the first fall frost is around December 21. That gives Berkeley an average growing season of about 336 days.
Last spring frost
| Early (10% chance after) | January 2 |
|---|---|
| Average (50%) | January 20 |
| Late (90%) | February 14 |
First fall frost
| Early (10%) | December 9 |
|---|---|
| Average (50%) | December 21 |
| Late (90% chance before) | December 30 |