Frost dates in Manti, UT
The average last spring frost in Manti is around May 21 and the first fall frost is around September 26. That gives Manti an average growing season of about 128 days.
Last spring frost
| Early (10% chance after) | April 29 |
|---|---|
| Average (50%) | May 21 |
| Late (90%) | June 13 |
First fall frost
| Early (10%) | September 13 |
|---|---|
| Average (50%) | September 26 |
| Late (90% chance before) | October 14 |