Frost dates in Arma, KS
The average last spring frost in Arma is around April 5 and the first fall frost is around November 1. That gives Arma an average growing season of about 210 days.
Last spring frost
| Early (10% chance after) | March 21 |
|---|---|
| Average (50%) | April 5 |
| Late (90%) | April 20 |
First fall frost
| Early (10%) | October 20 |
|---|---|
| Average (50%) | November 1 |
| Late (90% chance before) | November 15 |