Frost dates in Avon, CO
The average last spring frost in Avon is around May 30 and the first fall frost is around September 24. That gives Avon an average growing season of about 117 days.
Last spring frost
| Early (10% chance after) | May 8 |
|---|---|
| Average (50%) | May 30 |
| Late (90%) | June 22 |
First fall frost
| Early (10%) | August 30 |
|---|---|
| Average (50%) | September 24 |
| Late (90% chance before) | October 9 |