Germantown, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Germantown, 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 Germantown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Mostly Sunny | 7 mph S | 2% |
| Tonight | 52°F | Mostly Clear | 6 mph S | 2% |
| Wednesday | 74°F | Mostly Sunny | 3 to 10 mph S | 2% |
| Wednesday Night | 61°F | Mostly Cloudy then Light Rain Likely | 8 mph S | 55% |
| Thursday | 74°F | Light Rain Likely | 7 to 10 mph S | 57% |
| Thursday Night | 60°F | Chance Light Rain | 2 to 6 mph SW | 50% |
| Friday | 69°F | Rain Likely | 5 mph NW | 59% |
| Friday Night | 50°F | Chance Light Rain then Mostly Cloudy | 1 to 6 mph NW | 54% |
| Saturday | 63°F | Mostly Sunny | 6 to 12 mph NW | 10% |
| Saturday Night | 42°F | Partly Cloudy | 5 to 8 mph NW | 10% |
| Sunday | 60°F | Mostly Sunny | 5 to 8 mph W | 5% |
| Sunday Night | 41°F | Partly Cloudy | 6 mph NW | 13% |
| Monday | 60°F | Mostly Sunny | 6 to 13 mph NW | 14% |
| Monday Night | 40°F | Mostly Clear | 2 to 6 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Germantown (39.174, -77.264). Updated through the day.
Growing snapshot for Germantown
Last spring frost
Apr 14
First fall frost
Oct 29
Growing season
196 days
Hardiness zone
7b
More local growing data for Germantown: nearby ZIP 20876 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Damascus 3 Ssw, Md (4 mi from Germantown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.