Frost dates in Washburn, MO
The average last spring frost in Washburn is around April 14 and the first fall frost is around October 24. That gives Washburn an average growing season of about 193 days.
Last spring frost
| Early (10% chance after) | March 28 |
|---|---|
| Average (50%) | April 14 |
| Late (90%) | May 2 |
First fall frost
| Early (10%) | October 5 |
|---|---|
| Average (50%) | October 24 |
| Late (90% chance before) | November 7 |