Frost dates in Sour Lake, TX
The average last spring frost in Sour Lake is around February 23 and the first fall frost is around December 2. That gives Sour Lake an average growing season of about 283 days.
Last spring frost
| Early (10% chance after) | January 22 |
|---|---|
| Average (50%) | February 23 |
| Late (90%) | March 14 |
First fall frost
| Early (10%) | November 8 |
|---|---|
| Average (50%) | December 2 |
| Late (90% chance before) | December 17 |