Frost dates in Preston, MO
The average last spring frost in Preston is around April 12 and the first fall frost is around October 20. That gives Preston an average growing season of about 191 days.
Last spring frost
| Early (10% chance after) | March 29 |
|---|---|
| Average (50%) | April 12 |
| Late (90%) | April 28 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 20 |
| Late (90% chance before) | November 4 |