Frost dates in Grand Junction, CO
The average last spring frost in Grand Junction is around April 18 and the first fall frost is around October 27. That gives Grand Junction an average growing season of about 192 days.
Last spring frost
| Early (10% chance after) | April 8 |
|---|---|
| Average (50%) | April 18 |
| Late (90%) | April 25 |
First fall frost
| Early (10%) | October 10 |
|---|---|
| Average (50%) | October 27 |
| Late (90% chance before) | November 4 |