Harman US

Prince Frederick, MD Weather & Growing Conditions

This Afternoon
71°F
Sunny
Sunny. High near 71, with temperatures falling to around 62 in the afternoon. Southeast wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 71°F Sunny 6 mph SE 1%
Tonight 53°F Mostly Clear then Patchy Fog 5 mph S 2%
Wednesday 75°F Patchy Fog then Mostly Sunny 3 to 8 mph S 2%
Wednesday Night 62°F Mostly Cloudy 7 mph S 3%
Thursday 76°F Slight Chance Light Rain 6 to 10 mph S 22%
Thursday Night 63°F Light Rain 5 mph S 80%
Friday 71°F Rain 6 mph S 88%
Friday Night 52°F Rain 2 to 6 mph NW 83%
Saturday 66°F Mostly Sunny 6 to 10 mph NW 11%
Saturday Night 43°F Partly Cloudy 7 mph NW 11%
Sunday 61°F Mostly Sunny 5 to 8 mph NW 5%
Sunday Night 42°F Partly Cloudy then Slight Chance Light Rain 3 to 7 mph W 17%
Monday 62°F Slight Chance Light Rain 8 to 14 mph W 20%
Monday Night 40°F Slight Chance Light Rain 7 mph W 20%

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

Growing snapshot for Prince Frederick, MD

Last spring frost
Apr 17
First fall frost
Oct 27
Growing season
195 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Mechanicsville 5 Ne, Md (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.