Harman US

Perryman, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Perryman, a community in Harford County, Maryland.

Overnight
51°F
Patchy Fog
Patchy fog after 3am. Partly cloudy, with a low around 51. Southwest wind around 2 mph.

7-day forecast for Perryman

WhenTempForecastWindPrecip
Overnight 51°F Patchy Fog 2 mph SW 1%
Wednesday 74°F Patchy Fog then Mostly Sunny 1 to 8 mph S 2%
Wednesday Night 59°F Mostly Cloudy 5 mph SE 12%
Thursday 74°F Chance Rain Showers 5 to 9 mph S 51%
Thursday Night 61°F Rain Showers Likely 1 to 6 mph SW 70%
Friday 72°F Light Rain Likely 3 mph N 73%
Friday Night 50°F Light Rain Likely 1 to 5 mph NW 57%
Saturday 68°F Mostly Sunny 6 to 9 mph NW 7%
Saturday Night 40°F Partly Cloudy 7 mph NW 7%
Sunday 64°F Mostly Sunny 6 to 9 mph NW 3%
Sunday Night 40°F Mostly Clear 6 mph W 7%
Monday 63°F Sunny 6 to 12 mph W 7%
Monday Night 39°F Mostly Clear 2 to 6 mph W 4%
Tuesday 66°F Sunny 5 to 10 mph W 2%

Forecast source: National Weather Service (api.weather.gov) for Perryman (39.465, -76.216). Updated through the day.

Growing snapshot for Perryman

Last spring frost
Apr 10
First fall frost
Oct 30
Growing season
201 days
Hardiness zone
7b

More local growing data for Perryman: nearby ZIP 21017 weather · frost dates · planting calendar · Maryland frost dates

Nearby towns & communities

All Maryland locations ›

Climate data from the nearest NOAA station, Aberdeen Phillips Fld, Md (3.5 mi from Perryman). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.