Frost dates in Trinidad, CO
The average last spring frost in Trinidad is around May 10 and the first fall frost is around October 9. That gives Trinidad an average growing season of about 152 days.
Last spring frost
| Early (10% chance after) | April 23 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 21 |
First fall frost
| Early (10%) | September 22 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | October 25 |