Frost dates in Port Lavaca, TX
The average last spring frost in Port Lavaca is around February 12 and the first fall frost is around December 10. That gives Port Lavaca an average growing season of about 302 days.
Last spring frost
| Early (10% chance after) | January 20 |
|---|---|
| Average (50%) | February 12 |
| Late (90%) | March 8 |
First fall frost
| Early (10%) | November 20 |
|---|---|
| Average (50%) | December 10 |
| Late (90% chance before) | December 23 |