Frost dates in Finley, ND
The average last spring frost in Finley is around May 18 and the first fall frost is around September 20. That gives Finley an average growing season of about 125 days.
Last spring frost
| Early (10% chance after) | May 7 |
|---|---|
| Average (50%) | May 18 |
| Late (90%) | June 3 |
First fall frost
| Early (10%) | September 9 |
|---|---|
| Average (50%) | September 20 |
| Late (90% chance before) | October 2 |