Frost dates in Berwyn, NE
The average last spring frost in Berwyn is around May 11 and the first fall frost is around October 6. That gives Berwyn an average growing season of about 148 days.
Last spring frost
| Early (10% chance after) | April 23 |
|---|---|
| Average (50%) | May 11 |
| Late (90%) | May 19 |
First fall frost
| Early (10%) | September 22 |
|---|---|
| Average (50%) | October 6 |
| Late (90% chance before) | October 16 |