Frost dates in Monticello, MO
The average last spring frost in Monticello is around April 13 and the first fall frost is around October 21. That gives Monticello an average growing season of about 191 days.
Last spring frost
| Early (10% chance after) | March 31 |
|---|---|
| Average (50%) | April 13 |
| Late (90%) | April 24 |
First fall frost
| Early (10%) | October 5 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 5 |