Frost dates in Colleyville, TX
The average last spring frost in Colleyville is around March 20 and the first fall frost is around November 13. That gives Colleyville an average growing season of about 238 days.
Last spring frost
| Early (10% chance after) | February 22 |
|---|---|
| Average (50%) | March 20 |
| Late (90%) | April 9 |
First fall frost
| Early (10%) | October 31 |
|---|---|
| Average (50%) | November 13 |
| Late (90% chance before) | December 4 |