Frost dates in South Tucson, AZ
The average last spring frost in South Tucson is around March 10 and the first fall frost is around November 26. That gives South Tucson an average growing season of about 261 days.
Last spring frost
| Early (10% chance after) | January 25 |
|---|---|
| Average (50%) | March 10 |
| Late (90%) | April 7 |
First fall frost
| Early (10%) | November 3 |
|---|---|
| Average (50%) | November 26 |
| Late (90% chance before) | December 23 |