Frost dates in Eugene, OR
The average last spring frost in Eugene is around April 20 and the first fall frost is around October 21. That gives Eugene an average growing season of about 184 days.
Last spring frost
| Early (10% chance after) | March 16 |
|---|---|
| Average (50%) | April 20 |
| Late (90%) | May 12 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 21 |
| Late (90% chance before) | November 18 |