Harman US

Grasonville, MD Weather & Growing Conditions

This Afternoon
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 85°F Mostly Sunny 5 mph E 2%
Tonight 71°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 0 to 5 mph E 46%
Wednesday 86°F Showers And Thunderstorms Likely 5 mph SE 57%
Wednesday Night 75°F Chance Showers And Thunderstorms then Partly Cloudy 5 mph S 32%
Thursday 89°F Sunny 5 to 10 mph S 9%
Thursday Night 77°F Mostly Clear 5 to 10 mph S 12%
Friday 90°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SW 24%
Friday Night 75°F Chance Showers And Thunderstorms 5 mph SW 43%
Saturday 89°F Mostly Sunny then Chance Showers And Thunderstorms 5 mph SW 30%
Saturday Night 74°F Chance Showers And Thunderstorms 5 mph SW 31%
Sunday 89°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 mph SW 15%
Sunday Night 75°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 15%
Monday 91°F Sunny 5 mph SW 10%
Monday Night 76°F Slight Chance Showers And Thunderstorms 5 mph SW 19%

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

Growing snapshot for Grasonville, MD

Last spring frost
Mar 29
First fall frost
Nov 12
Growing season
228 days
Hardiness zone
8a

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

Climate data from the nearest NOAA station, Stevensville 2Sw, Md (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.