Harman US

Ellicott City, MD Weather & Growing Conditions

Overnight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. Northeast wind around 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 59°F Partly Cloudy 9 mph NE 2%
Saturday 78°F Partly Sunny 9 mph E 5%
Saturday Night 65°F Mostly Cloudy then Isolated Rain Showers 9 mph SE 20%
Sunday 82°F Chance Rain Showers 7 to 13 mph S 54%
Sunday Night 64°F Showers And Thunderstorms Likely 6 to 9 mph W 70%
Monday 74°F Chance Rain Showers 8 to 12 mph NE 42%
Monday Night 59°F Chance Rain Showers 7 to 10 mph NE 50%
Tuesday 66°F Rain Showers Likely 13 mph NE 55%
Tuesday Night 54°F Rain Showers Likely 14 mph NE 55%
Wednesday 62°F Chance Rain Showers 13 mph NE 48%
Wednesday Night 55°F Chance Showers And Thunderstorms 9 to 13 mph NE 48%
Thursday 64°F Chance Showers And Thunderstorms 13 mph NE 43%
Thursday Night 54°F Chance Showers And Thunderstorms 5 to 9 mph NE 36%
Friday 69°F Slight Chance Rain Showers 9 mph N 22%

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

Growing snapshot for Ellicott City, MD

Last spring frost
Apr 10
First fall frost
Oct 31
Growing season
204 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Baltimore Wash Intl Ap, Md (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.