Frost dates in Vienna, MO
The average last spring frost in Vienna is around April 24 and the first fall frost is around October 10. That gives Vienna an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 24 |
| Late (90%) | May 8 |
First fall frost
| Early (10%) | September 27 |
|---|---|
| Average (50%) | October 10 |
| Late (90% chance before) | October 29 |