Frost dates in Smithville, TX
The average last spring frost in Smithville is around March 10 and the first fall frost is around November 16. That gives Smithville an average growing season of about 251 days.
Last spring frost
| Early (10% chance after) | February 9 |
|---|---|
| Average (50%) | March 10 |
| Late (90%) | April 5 |
First fall frost
| Early (10%) | November 3 |
|---|---|
| Average (50%) | November 16 |
| Late (90% chance before) | December 7 |