Frost dates in Nunn, CO
The average last spring frost in Nunn is around May 13 and the first fall frost is around October 2. That gives Nunn an average growing season of about 142 days.
Last spring frost
| Early (10% chance after) | April 27 |
|---|---|
| Average (50%) | May 13 |
| Late (90%) | May 22 |
First fall frost
| Early (10%) | September 11 |
|---|---|
| Average (50%) | October 2 |
| Late (90% chance before) | October 10 |