Frost dates in Spencerville, OH
The average last spring frost in Spencerville is around April 29 and the first fall frost is around October 15. That gives Spencerville an average growing season of about 169 days.
Last spring frost
| Early (10% chance after) | April 17 |
|---|---|
| Average (50%) | April 29 |
| Late (90%) | May 16 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 15 |
| Late (90% chance before) | November 2 |