Harman US

College Park, MD Weather & Growing Conditions

Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 52°F Mostly Clear 2 mph S 1%
Wednesday 75°F Mostly Sunny 2 to 9 mph S 1%
Wednesday Night 61°F Mostly Cloudy then Chance Rain Showers 6 mph S 27%
Thursday 75°F Chance Rain Showers 6 to 9 mph S 45%
Thursday Night 62°F Rain Showers Likely 2 to 6 mph SW 59%
Friday 70°F Light Rain Likely 5 mph N 65%
Friday Night 51°F Chance Light Rain then Partly Cloudy 2 to 7 mph NW 40%
Saturday 65°F Mostly Sunny 8 to 12 mph NW 5%
Saturday Night 43°F Mostly Clear 7 to 12 mph NW 5%
Sunday 62°F Mostly Sunny 7 to 10 mph NW 2%
Sunday Night 42°F Mostly Clear 8 mph W 5%
Monday 61°F Sunny 8 to 13 mph W 5%
Monday Night 40°F Mostly Clear 2 to 8 mph W 5%
Tuesday 64°F Sunny 5 to 9 mph W 3%

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

Growing snapshot for College Park, MD

Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
202 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Beltsville, Md (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.