Frost dates in Laurel, MT
The average last spring frost in Laurel is around May 8 and the first fall frost is around October 4. That gives Laurel an average growing season of about 149 days.
Last spring frost
| Early (10% chance after) | April 25 |
|---|---|
| Average (50%) | May 8 |
| Late (90%) | May 23 |
First fall frost
| Early (10%) | September 18 |
|---|---|
| Average (50%) | October 4 |
| Late (90% chance before) | October 22 |