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Hillandale, MD Weather & Growing Conditions

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

This Afternoon
71°F
Mostly Sunny
Mostly sunny, with a high near 71. South wind around 7 mph.

7-day forecast for Hillandale

WhenTempForecastWindPrecip
This Afternoon 71°F Mostly Sunny 7 mph S 2%
Tonight 53°F Mostly Clear then Patchy Fog 5 mph S 2%
Wednesday 74°F Patchy Fog then Mostly Sunny 3 to 9 mph S 2%
Wednesday Night 61°F Mostly Cloudy then Chance Light Rain 7 mph S 33%
Thursday 74°F Chance Light Rain 9 mph S 48%
Thursday Night 62°F Chance Light Rain 3 to 7 mph SW 54%
Friday 70°F Rain Likely 2 to 6 mph NW 70%
Friday Night 52°F Light Rain Likely then Mostly Cloudy 2 to 7 mph NW 70%
Saturday 64°F Mostly Sunny 10 mph NW 9%
Saturday Night 44°F Partly Cloudy 8 mph NW 9%
Sunday 61°F Mostly Sunny 5 to 8 mph NW 6%
Sunday Night 44°F Partly Cloudy then Slight Chance Light Rain 3 to 7 mph W 16%
Monday 61°F Slight Chance Light Rain then Mostly Sunny 8 to 12 mph W 16%
Monday Night 42°F Mostly Clear 3 to 8 mph W 9%

Forecast source: National Weather Service (api.weather.gov) for Hillandale (39.026, -76.975). Updated through the day.

Growing snapshot for Hillandale

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

More local growing data for Hillandale: nearby ZIP 20903 weather · frost dates · planting calendar · Maryland frost dates

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Climate data from the nearest NOAA station, Beltsville, Md (2.7 mi from Hillandale). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.