Dargan, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dargan, a community in Washington County, Maryland.
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. East wind 1 to 5 mph.
7-day forecast for Dargan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 1 to 5 mph E | 0% |
| Tonight | 68°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph E | 37% |
| Wednesday | 85°F | Rain Showers Likely then Chance Showers And Thunderstorms | 2 to 6 mph SE | 69% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 6 mph S | 43% |
| Thursday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph S | 47% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 1 to 7 mph S | 47% |
| Friday | 89°F | Mostly Sunny then Showers And Thunderstorms Likely | 1 to 6 mph SW | 57% |
| Friday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph SW | 57% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph W | 51% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 51% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 15% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 15% |
| Monday | 92°F | Mostly Sunny | 1 to 9 mph W | 13% |
| Monday Night | 71°F | Partly Cloudy | 2 to 8 mph W | 13% |
Forecast source: National Weather Service (api.weather.gov) for Dargan (39.377, -77.734). Updated through the day.
Growing snapshot for Dargan
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
7a
More local growing data for Dargan: nearby ZIP 21715 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Sharpsburg 5 S, Md (3.5 mi from Dargan). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.