Frost dates for Damascus 3 Ssw, MD
At this NOAA station the last spring frost (32°F) usually comes by April 14 and the first fall frost around October 29, giving a growing season of about 196 days.
April 14average last spring frost
October 29average first fall frost
JanAprJulOctDec
Frost odds
| 1 year in 10 the last spring frost is later than | May 2 |
| Half of years the last spring frost is later than | April 14 |
| 9 years in 10 the last spring frost is later than | March 31 |
| 1 year in 10 the first fall frost is earlier than | October 13 |
| Half of years the first fall frost is earlier than | October 29 |
| 9 years in 10 the first fall frost is earlier than | November 12 |
A hard freeze (28°F) usually ends by April 2 and returns around November 8.
A light frost (36°F, which can still nip tender plants) usually ends by April 28 and returns around October 17.
Station USC00182336, elevation 213 m. Based on 23 years of 1991 to 2020 records. A garden higher up, in a hollow or far from this station can freeze later in spring.
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Sources
- U.S. Annual/Seasonal Climate Normals, 1991 to 2020 (freeze probability dates by station), NOAA National Centers for Environmental Information, checked 1 November 2026
- Annual/Seasonal Normals 1991 to 2020 documentation, NOAA National Centers for Environmental Information, checked 1 November 2026
- 2024 Gazetteer Files, ZIP Code Tabulation Areas, US Census Bureau, checked 1 November 2026