Frost dates in Conroe, TX
The average last spring frost in Conroe is around March 5 and the first fall frost is around November 25. That gives Conroe an average growing season of about 265 days.
Last spring frost
| Early (10% chance after) | February 5 |
|---|---|
| Average (50%) | March 5 |
| Late (90%) | March 24 |
First fall frost
| Early (10%) | November 3 |
|---|---|
| Average (50%) | November 25 |
| Late (90% chance before) | December 12 |