Frost dates in Airway Heights, WA
The average last spring frost in Airway Heights is around April 28 and the first fall frost is around October 8. That gives Airway Heights an average growing season of about 163 days.
Last spring frost
| Early (10% chance after) | April 12 |
|---|---|
| Average (50%) | April 28 |
| Late (90%) | May 14 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 8 |
| Late (90% chance before) | October 25 |