Frost dates in Birch Tree, MO
The average last spring frost in Birch Tree is around April 28 and the first fall frost is around October 17. That gives Birch Tree an average growing season of about 172 days.
Last spring frost
| Early (10% chance after) | April 18 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 17 |
| Late (90% chance before) | October 27 |