Frost dates in Springbrook, ND
The average last spring frost in Springbrook is around May 16 and the first fall frost is around September 20. That gives Springbrook an average growing season of about 127 days.
Last spring frost
| Early (10% chance after) | May 5 |
|---|---|
| Average (50%) | May 16 |
| Late (90%) | June 1 |
First fall frost
| Early (10%) | September 10 |
|---|---|
| Average (50%) | September 20 |
| Late (90% chance before) | October 4 |