Frost dates in Harker Heights, TX
The average last spring frost in Harker Heights is around March 5 and the first fall frost is around November 14. That gives Harker Heights an average growing season of about 254 days.
Last spring frost
| Early (10% chance after) | February 9 |
|---|---|
| Average (50%) | March 5 |
| Late (90%) | March 26 |
First fall frost
| Early (10%) | October 31 |
|---|---|
| Average (50%) | November 14 |
| Late (90% chance before) | December 5 |