Frost dates in Brownsville, TX
The average last spring frost in Brownsville is around January 22 and the first fall frost is around December 23. That gives Brownsville an average growing season of about 336 days.
Last spring frost
| Early (10% chance after) | January 12 |
|---|---|
| Average (50%) | January 22 |
| Late (90%) | February 7 |
First fall frost
| Early (10%) | December 23 |
|---|---|
| Average (50%) | December 23 |
| Late (90% chance before) | December 23 |