Frost dates in Hallettsville, TX
The average last spring frost in Hallettsville is around March 2 and the first fall frost is around November 26. That gives Hallettsville an average growing season of about 269 days.
Last spring frost
| Early (10% chance after) | February 1 |
|---|---|
| Average (50%) | March 2 |
| Late (90%) | March 22 |
First fall frost
| Early (10%) | November 4 |
|---|---|
| Average (50%) | November 26 |
| Late (90% chance before) | December 13 |