Frost dates in Westminster, MD
The average last spring frost in Westminster is around April 22 and the first fall frost is around October 19. That gives Westminster an average growing season of about 180 days.
Last spring frost
| Early (10% chance after) | April 7 |
|---|---|
| Average (50%) | April 22 |
| Late (90%) | May 10 |
First fall frost
| Early (10%) | October 4 |
|---|---|
| Average (50%) | October 19 |
| Late (90% chance before) | November 1 |