Adamstown, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Adamstown, a community in Frederick County, Maryland.
Today
85°F
Partly Sunny
Partly sunny, with a high near 85. East wind around 5 mph.
7-day forecast for Adamstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Partly Sunny | 5 mph E | 0% |
| Tonight | 69°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 1 to 5 mph E | 38% |
| Wednesday | 84°F | Rain Showers Likely | 2 to 6 mph E | 73% |
| Wednesday Night | 71°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph S | 60% |
| Thursday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph S | 37% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 1 to 8 mph SW | 37% |
| Friday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 50% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 50% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 46% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 3 mph W | 46% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 16% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph SW | 16% |
| Monday | 91°F | Mostly Sunny | 1 to 7 mph W | 14% |
| Monday Night | 71°F | Partly Cloudy | 2 to 6 mph W | 14% |
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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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 Aug 4, 2026.