Frost dates in Middletown, DE
The average last spring frost in Middletown is around April 17 and the first fall frost is around October 21. That gives Middletown an average growing season of about 187 days.
Last spring frost
| Early (10% chance after) | April 3 |
|---|---|
| Average (50%) | April 17 |
| Late (90%) | May 3 |
First fall frost
| Early (10%) | October 7 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 6 |