Frost dates in Marana, AZ
The average last spring frost in Marana is around April 6 and the first fall frost is around November 4. That gives Marana an average growing season of about 212 days.
Last spring frost
| Early (10% chance after) | March 5 |
|---|---|
| Average (50%) | April 6 |
| Late (90%) | April 21 |
First fall frost
| Early (10%) | October 23 |
|---|---|
| Average (50%) | November 4 |
| Late (90% chance before) | November 20 |