Frost dates in Columbus, IN
The average last spring frost in Columbus is around April 20 and the first fall frost is around October 17. That gives Columbus an average growing season of about 180 days.
Last spring frost
| Early (10% chance after) | April 5 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 10 |
First fall frost
| Early (10%) | October 1 |
|---|---|
| Average (50%) | October 17 |
| Late (90% chance before) | November 2 |