Frost dates in Maynard, IA
The average last spring frost in Maynard is around April 26 and the first fall frost is around October 13. That gives Maynard an average growing season of about 170 days.
Last spring frost
| Early (10% chance after) | April 16 |
|---|---|
| Average (50%) | April 26 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 13 |
| Late (90% chance before) | October 27 |