Harman US

Allen, MD Weather & Growing Conditions

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

Tonight
67°F
Mostly Cloudy
Mostly cloudy, with a low around 67. Northeast wind 2 to 6 mph.

7-day forecast for Allen

WhenTempForecastWindPrecip
Tonight 67°F Mostly Cloudy 2 to 6 mph NE 6%
Saturday 80°F Partly Sunny then Slight Chance Rain Showers 6 to 10 mph NE 15%
Saturday Night 66°F Slight Chance Rain Showers then Partly Cloudy 5 to 9 mph E 15%
Sunday 83°F Mostly Sunny 5 to 10 mph S 3%
Sunday Night 70°F Chance Showers And Thunderstorms 5 to 10 mph SW 33%
Monday 79°F Chance Rain Showers then Chance Showers And Thunderstorms 5 to 12 mph N 43%
Monday Night 66°F Chance Showers And Thunderstorms 9 to 13 mph NE 44%
Tuesday 73°F Chance Rain Showers 13 to 18 mph NE 51%
Tuesday Night 63°F Chance Rain Showers 14 to 18 mph NE 51%
Wednesday 71°F Chance Rain Showers 16 to 20 mph NE 46%
Wednesday Night 61°F Chance Showers And Thunderstorms 14 to 18 mph NE 46%
Thursday 71°F Chance Showers And Thunderstorms 15 to 18 mph NE 38%
Thursday Night 58°F Chance Showers And Thunderstorms 8 to 17 mph N 38%
Friday 72°F Slight Chance Rain Showers 13 mph N 22%

Forecast source: National Weather Service (api.weather.gov) for Allen (38.288, -75.693). Updated through the day.

Growing snapshot for Allen

Last spring frost
Apr 3
First fall frost
Nov 7
Growing season
217 days
Hardiness zone
7b

More local growing data for Allen: nearby ZIP 21810 weather · frost dates · planting calendar · Maryland frost dates

Nearby towns & communities

All Maryland locations ›

Climate data from the nearest NOAA station, Salisbury, Md (7.5 mi from Allen). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.