Frost dates in Monroe, UT
The average last spring frost in Monroe is around June 1 and the first fall frost is around September 28. That gives Monroe an average growing season of about 119 days.
Last spring frost
| Early (10% chance after) | May 13 |
|---|---|
| Average (50%) | June 1 |
| Late (90%) | June 18 |
First fall frost
| Early (10%) | September 10 |
|---|---|
| Average (50%) | September 28 |
| Late (90% chance before) | October 18 |