Frost dates in Smithton, MO
The average last spring frost in Smithton is around April 10 and the first fall frost is around October 29. That gives Smithton an average growing season of about 202 days.
Last spring frost
| Early (10% chance after) | March 24 |
|---|---|
| Average (50%) | April 10 |
| Late (90%) | April 22 |
First fall frost
| Early (10%) | October 15 |
|---|---|
| Average (50%) | October 29 |
| Late (90% chance before) | November 10 |