Frost dates in Blunt, SD
The average last spring frost in Blunt is around May 10 and the first fall frost is around October 9. That gives Blunt an average growing season of about 152 days.
Last spring frost
| Early (10% chance after) | January 13 |
|---|---|
| Average (50%) | May 10 |
| Late (90%) | May 16 |
First fall frost
| Early (10%) | September 27 |
|---|---|
| Average (50%) | October 9 |
| Late (90% chance before) | November 16 |