Frost dates in London, OH
The average last spring frost in London is around April 28 and the first fall frost is around October 13. That gives London an average growing season of about 168 days.
Last spring frost
| Early (10% chance after) | April 10 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 13 |
| Late (90% chance before) | October 30 |