Frost dates in San Diego, TX
The average last spring frost in San Diego is around February 17 and the first fall frost is around December 10. That gives San Diego an average growing season of about 297 days.
Last spring frost
| Early (10% chance after) | January 17 |
|---|---|
| Average (50%) | February 17 |
| Late (90%) | March 16 |
First fall frost
| Early (10%) | November 16 |
|---|---|
| Average (50%) | December 10 |
| Late (90% chance before) | December 22 |