Frost dates in Hamberg, ND
The average last spring frost in Hamberg is around May 17 and the first fall frost is around September 20. That gives Hamberg an average growing season of about 126 days.
Last spring frost
| Early (10% chance after) | May 2 |
|---|---|
| Average (50%) | May 17 |
| Late (90%) | June 3 |
First fall frost
| Early (10%) | September 4 |
|---|---|
| Average (50%) | September 20 |
| Late (90% chance before) | October 3 |