Frost dates in Estelline, SD
The average last spring frost in Estelline is around May 18 and the first fall frost is around September 21. That gives Estelline an average growing season of about 126 days.
Last spring frost
| Early (10% chance after) | May 1 |
|---|---|
| Average (50%) | May 18 |
| Late (90%) | June 6 |
First fall frost
| Early (10%) | August 31 |
|---|---|
| Average (50%) | September 21 |
| Late (90% chance before) | October 2 |