Harman US

Garretts Mill, MD Weather & Growing Conditions

This Afternoon
70°F
Sunny
Sunny, with a high near 70. South wind around 8 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 70°F Sunny 8 mph S 2%
Tonight 53°F Mostly Clear 8 mph SE 2%
Wednesday 73°F Mostly Sunny 6 to 14 mph SE 2%
Wednesday Night 62°F Mostly Cloudy then Light Rain 10 to 14 mph S 83%
Thursday 74°F Light Rain Likely 7 to 14 mph S 74%
Thursday Night 60°F Chance Light Rain 6 mph SW 49%
Friday 68°F Chance Light Rain 5 mph NW 51%
Friday Night 51°F Chance Light Rain then Partly Cloudy 1 to 8 mph NW 43%
Saturday 62°F Mostly Sunny 8 to 13 mph NW 11%
Saturday Night 44°F Partly Cloudy 10 mph NW 11%
Sunday 59°F Mostly Sunny 6 to 9 mph W 7%
Sunday Night 43°F Partly Cloudy 6 to 10 mph W 14%
Monday 59°F Sunny 9 to 14 mph NW 14%
Monday Night 41°F Mostly Clear 7 mph W 7%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Garretts Mill, MD

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

Explore more for Garretts Mill, MD: full frost dates · planting calendar · Maryland frost dates

Climate data from the nearest NOAA station, Sharpsburg 5 S, Md (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.