Frost dates in Vadnais Heights, MN
The average last spring frost in Vadnais Heights is around April 23 and the first fall frost is around October 11. That gives Vadnais Heights an average growing season of about 171 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 23 |
| Late (90%) | May 11 |
First fall frost
| Early (10%) | September 23 |
|---|---|
| Average (50%) | October 11 |
| Late (90% chance before) | November 1 |