Frost dates in Tempe, AZ
The average last spring frost in Tempe is around February 24 and the first fall frost is around November 30. That gives Tempe an average growing season of about 280 days.
Last spring frost
| Early (10% chance after) | January 20 |
|---|---|
| Average (50%) | February 24 |
| Late (90%) | March 21 |
First fall frost
| Early (10%) | November 17 |
|---|---|
| Average (50%) | November 30 |
| Late (90% chance before) | December 22 |