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Frost dates in Somerset County, Maryland

Marsh islands in Sinepuxent Bay near Assateague Island, Maryland
Photo: Acroterion, CC BY-SA 4.0, via Wikimedia Commons

The average last spring frost in Somerset County falls Mar 30 to Apr 3 and the average first fall frost Nov 7 to Nov 14, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7b to 8a. Places: Crisfield, Dames Quarter, Fairmount, Mount Vernon, Smith Island. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.

ZIPPlaceLast spring frostFirst fall frostZone
21817CrisfieldMar 31Nov 118a
21821Dames QuarterApr 3Nov 78a
21824Smith IslandMar 30Nov 148a
21838Mar 31Nov 118a
21853Mount VernonApr 3Nov 77b
21866Smith IslandMar 30Nov 148a
21867FairmountApr 3Nov 78a
21871FairmountMar 31Nov 117b
21890Apr 3Nov 77b

Nearby counties

Wicomico County Dorchester County Worcester County St. Mary's County Calvert County Talbot County

All Maryland counties · Download Maryland frost dates (CSV)