Frost dates in Tooele, UT
The average last spring frost in Tooele is around May 7 and the first fall frost is around October 17. That gives Tooele an average growing season of about 163 days.
Last spring frost
| Early (10% chance after) | April 18 |
|---|---|
| Average (50%) | May 7 |
| Late (90%) | May 28 |
First fall frost
| Early (10%) | September 24 |
|---|---|
| Average (50%) | October 17 |
| Late (90% chance before) | October 31 |