Adamstown, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Adamstown, a community in Frederick County, Maryland.
Overnight
58°F
Mostly Cloudy
Mostly cloudy, with a low around 58. Northeast wind around 9 mph.
7-day forecast for Adamstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Mostly Cloudy | 9 mph NE | 2% |
| Saturday | 78°F | Partly Sunny | 9 mph E | 5% |
| Saturday Night | 66°F | Mostly Cloudy then Scattered Rain Showers | 8 mph SE | 30% |
| Sunday | 81°F | Rain Showers Likely | 8 to 14 mph S | 70% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 3 to 9 mph NW | 70% |
| Monday | 72°F | Chance Rain Showers | 8 to 13 mph NE | 40% |
| Monday Night | 59°F | Rain Showers Likely | 7 to 10 mph NE | 57% |
| Tuesday | 64°F | Rain Showers Likely | 13 mph NE | 68% |
| Tuesday Night | 54°F | Rain Showers Likely | 13 mph NE | 68% |
| Wednesday | 60°F | Rain Showers Likely | 13 mph NE | 55% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 52% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 51% |
| Thursday Night | 53°F | Chance Rain Showers | 3 to 7 mph N | 36% |
| Friday | 68°F | Slight Chance Rain Showers | 9 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov) for Adamstown (39.307, -77.469). Updated through the day.
Growing snapshot for Adamstown
Last spring frost
Apr 2
First fall frost
Nov 6
Growing season
218 days
Hardiness zone
7b
More local growing data for Adamstown: nearby ZIP 21710 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
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Braddock Heights
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Frederick
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Lewistown
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Middletown
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Mount Airy
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Point of Rocks
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Union Bridge
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Climate data from the nearest NOAA station, Frederick Police Brks, Md (7.5 mi from Adamstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.