Frost dates in Chadron, NE
The average last spring frost in Chadron is around May 12 and the first fall frost is around September 27. That gives Chadron an average growing season of about 138 days.
Last spring frost
| Early (10% chance after) | April 27 |
|---|---|
| Average (50%) | May 12 |
| Late (90%) | May 26 |
First fall frost
| Early (10%) | September 12 |
|---|---|
| Average (50%) | September 27 |
| Late (90% chance before) | October 16 |