Adamstown, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Adamstown, a community in Frederick County, Maryland.
This Afternoon
71°F
Sunny
Sunny, with a high near 71. South wind around 8 mph.
7-day forecast for Adamstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Sunny | 8 mph S | 2% |
| Tonight | 51°F | Mostly Clear | 6 mph S | 2% |
| Wednesday | 75°F | Mostly Sunny | 3 to 13 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Light Rain Likely | 6 to 10 mph S | 73% |
| Thursday | 75°F | Light Rain Likely | 7 to 10 mph S | 71% |
| Thursday Night | 60°F | Chance Light Rain | 1 to 6 mph SW | 50% |
| Friday | 70°F | Chance Light Rain | 3 mph NW | 53% |
| Friday Night | 49°F | Chance Light Rain then Partly Cloudy | 1 to 5 mph NW | 45% |
| Saturday | 64°F | Mostly Sunny | 5 to 13 mph NW | 11% |
| Saturday Night | 40°F | Partly Cloudy | 3 to 8 mph NW | 11% |
| Sunday | 61°F | Mostly Sunny | 3 to 8 mph W | 6% |
| Sunday Night | 39°F | Partly Cloudy | 6 mph W | 14% |
| Monday | 61°F | Mostly Sunny | 6 to 14 mph NW | 14% |
| Monday Night | 38°F | Mostly Clear | 2 to 6 mph W | 7% |
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
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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 Nov 3, 2026.