Frost dates in Cairo, MO
The average last spring frost in Cairo is around April 12 and the first fall frost is around October 24. That gives Cairo an average growing season of about 195 days.
Last spring frost
| Early (10% chance after) | March 31 |
|---|---|
| Average (50%) | April 12 |
| Late (90%) | April 27 |
First fall frost
| Early (10%) | October 8 |
|---|---|
| Average (50%) | October 24 |
| Late (90% chance before) | November 7 |