Frost dates in Marion, IN
The average last spring frost in Marion is around April 28 and the first fall frost is around October 14. That gives Marion an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 13 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 15 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 14 |
| Late (90% chance before) | October 27 |