Frost dates in Cavalier, ND
The average last spring frost in Cavalier is around May 16 and the first fall frost is around September 24. That gives Cavalier an average growing season of about 131 days.
Last spring frost
| Early (10% chance after) | May 2 |
|---|---|
| Average (50%) | May 16 |
| Late (90%) | June 1 |
First fall frost
| Early (10%) | September 11 |
|---|---|
| Average (50%) | September 24 |
| Late (90% chance before) | October 9 |