Frost dates in Ulm, AR
The average last spring frost in Ulm is around March 20 and the first fall frost is around November 6. That gives Ulm an average growing season of about 231 days.
Last spring frost
| Early (10% chance after) | February 27 |
|---|---|
| Average (50%) | March 20 |
| Late (90%) | April 8 |
First fall frost
| Early (10%) | October 23 |
|---|---|
| Average (50%) | November 6 |
| Late (90% chance before) | November 26 |