Frost dates in De Witt, MO
The average last spring frost in De Witt is around April 15 and the first fall frost is around October 21. That gives De Witt an average growing season of about 189 days.
Last spring frost
| Early (10% chance after) | March 31 |
|---|---|
| Average (50%) | April 15 |
| Late (90%) | May 2 |
First fall frost
| Early (10%) | October 3 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 4 |