Harman US

Sandy Hook, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Sandy Hook, a community in Frederick County, Maryland.

Today
76°F
Partly Sunny
Partly sunny, with a high near 76. East wind around 5 mph.

7-day forecast for Sandy Hook

WhenTempForecastWindPrecip
Today 76°F Partly Sunny 5 mph E 11%
Tonight 64°F Mostly Cloudy then Slight Chance Rain Showers 5 to 13 mph SE 17%
Sunday 82°F Chance Rain Showers 6 to 13 mph S 51%
Sunday Night 60°F Showers And Thunderstorms Likely 3 to 13 mph NW 71%
Monday 67°F Chance Rain Showers 7 to 13 mph NE 43%
Monday Night 55°F Chance Rain Showers 6 to 12 mph NE 53%
Tuesday 61°F Rain Showers Likely 12 mph NE 68%
Tuesday Night 51°F Rain Showers Likely 10 to 15 mph NE 68%
Wednesday 58°F Chance Rain Showers 12 to 15 mph NE 54%
Wednesday Night 52°F Chance Rain Showers 14 mph NE 46%
Thursday 60°F Chance Rain Showers 9 to 14 mph NE 42%
Thursday Night 51°F Chance Showers And Thunderstorms 7 to 10 mph N 39%
Friday 65°F Slight Chance Rain Showers 10 mph N 22%
Friday Night 50°F Slight Chance Rain Showers 7 to 10 mph N 16%

Forecast source: National Weather Service (api.weather.gov) for Sandy Hook (39.329, -77.705). Updated through the day.

Growing snapshot for Sandy Hook

Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
7a

More local growing data for Sandy Hook: nearby ZIP 21758 weather · frost dates · planting calendar · Maryland frost dates

Nearby towns & communities

All Maryland locations ›

Climate data from the nearest NOAA station, Sharpsburg 5 S, Md (4.6 mi from Sandy Hook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.