Frost dates in Ekalaka, MT
The average last spring frost in Ekalaka is around May 21 and the first fall frost is around September 19. That gives Ekalaka an average growing season of about 121 days.
Last spring frost
| Early (10% chance after) | May 7 |
|---|---|
| Average (50%) | May 21 |
| Late (90%) | June 8 |
First fall frost
| Early (10%) | September 4 |
|---|---|
| Average (50%) | September 19 |
| Late (90% chance before) | October 5 |