Harman US

Croom, MD Weather & Growing Conditions

Overnight
67°F
Mostly Cloudy
Mostly cloudy, with a low around 67. Southeast wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 67°F Mostly Cloudy 6 mph SE 4%
Sunday 83°F Chance Rain Showers then Chance Showers And Thunderstorms 6 to 12 mph S 36%
Sunday Night 64°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 2 to 7 mph W 61%
Monday 73°F Chance Rain Showers 7 to 12 mph NE 29%
Monday Night 61°F Chance Showers And Thunderstorms 8 to 12 mph NE 44%
Tuesday 69°F Chance Rain Showers 9 to 15 mph NE 49%
Tuesday Night 58°F Chance Showers And Thunderstorms 14 mph NE 49%
Wednesday 66°F Chance Rain Showers 16 mph NE 46%
Wednesday Night 57°F Chance Rain Showers 13 to 16 mph NE 36%
Thursday 65°F Chance Rain Showers 15 mph NE 35%
Thursday Night 55°F Chance Rain Showers 10 to 14 mph N 31%
Friday 67°F Chance Rain Showers 12 to 15 mph N 31%
Friday Night 54°F Slight Chance Rain Showers 8 to 13 mph N 23%
Saturday 70°F Slight Chance Rain Showers 13 mph N 16%

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

Growing snapshot for Croom, MD

Last spring frost
Apr 9
First fall frost
Oct 29
Growing season
203 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Upper Marlboro 3 Nnw, Md (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.