Frost dates in Gilby, ND
The average last spring frost in Gilby is around May 16 and the first fall frost is around September 24. That gives Gilby an average growing season of about 131 days.
Last spring frost
| Early (10% chance after) | May 2 |
|---|---|
| Average (50%) | May 16 |
| Late (90%) | May 30 |
First fall frost
| Early (10%) | September 7 |
|---|---|
| Average (50%) | September 24 |
| Late (90% chance before) | October 7 |