Frost dates in Walden, CO
The average last spring frost in Walden is around July 2 and the first fall frost is around August 12. That gives Walden an average growing season of about 41 days.
Last spring frost
| Early (10% chance after) | June 12 |
|---|---|
| Average (50%) | July 2 |
| Late (90%) | July 29 |
First fall frost
| Early (10%) | August 2 |
|---|---|
| Average (50%) | August 12 |
| Late (90% chance before) | September 3 |