Frost dates in Delhi, MN
The average last spring frost in Delhi is around May 3 and the first fall frost is around October 10. That gives Delhi an average growing season of about 160 days.
Last spring frost
| Early (10% chance after) | April 24 |
|---|---|
| Average (50%) | May 3 |
| Late (90%) | May 13 |
First fall frost
| Early (10%) | September 25 |
|---|---|
| Average (50%) | October 10 |
| Late (90% chance before) | October 22 |