Frost dates in Park City, UT
The average last spring frost in Park City is around June 1 and the first fall frost is around September 21. That gives Park City an average growing season of about 112 days.
Last spring frost
| Early (10% chance after) | May 11 |
|---|---|
| Average (50%) | June 1 |
| Late (90%) | June 18 |
First fall frost
| Early (10%) | August 30 |
|---|---|
| Average (50%) | September 21 |
| Late (90% chance before) | October 24 |