Frost dates in Blanca, CO
The average last spring frost in Blanca is around June 10 and the first fall frost is around September 14. That gives Blanca an average growing season of about 96 days.
Last spring frost
| Early (10% chance after) | May 21 |
|---|---|
| Average (50%) | June 10 |
| Late (90%) | June 25 |
First fall frost
| Early (10%) | September 1 |
|---|---|
| Average (50%) | September 14 |
| Late (90% chance before) | September 29 |