Frost dates in Belfield, ND
The average last spring frost in Belfield is around May 10 and the first fall frost is around October 3. That gives Belfield an average growing season of about 146 days.
Last spring frost
| Early (10% chance after) | April 20 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 19 |
First fall frost
| Early (10%) | September 14 |
|---|---|
| Average (50%) | October 3 |
| Late (90% chance before) | October 11 |