Frost dates in Nenana, AK
The average last spring frost in Nenana is around May 24 and the first fall frost is around September 1. That gives Nenana an average growing season of about 100 days.
Last spring frost
| Early (10% chance after) | May 8 |
|---|---|
| Average (50%) | May 24 |
| Late (90%) | June 14 |
First fall frost
| Early (10%) | August 12 |
|---|---|
| Average (50%) | September 1 |
| Late (90% chance before) | September 23 |