Frost dates in Clarkson, NE
The average last spring frost in Clarkson is around May 1 and the first fall frost is around October 3. That gives Clarkson an average growing season of about 155 days.
Last spring frost
| Early (10% chance after) | April 15 |
|---|---|
| Average (50%) | May 1 |
| Late (90%) | May 16 |
First fall frost
| Early (10%) | September 19 |
|---|---|
| Average (50%) | October 3 |
| Late (90% chance before) | October 20 |