Glen Echo, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glen Echo, a town in Montgomery County, Maryland.
Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. Southeast wind around 3 mph.
7-day forecast for Glen Echo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 3 mph SE | 2% |
| Wednesday | 75°F | Mostly Sunny | 2 to 9 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Chance Light Rain | 7 mph S | 39% |
| Thursday | 76°F | Chance Light Rain | 9 mph S | 42% |
| Thursday Night | 62°F | Chance Light Rain | 1 to 6 mph SW | 52% |
| Friday | 71°F | Rain Likely | 1 to 5 mph NW | 67% |
| Friday Night | 51°F | Light Rain Likely | 1 to 7 mph NW | 67% |
| Saturday | 66°F | Mostly Sunny | 7 to 12 mph NW | 11% |
| Saturday Night | 43°F | Partly Cloudy | 5 to 8 mph NW | 11% |
| Sunday | 62°F | Mostly Sunny | 8 mph NW | 6% |
| Sunday Night | 42°F | Slight Chance Light Rain | 5 to 8 mph NW | 20% |
| Monday | 62°F | Slight Chance Light Rain | 9 to 14 mph NW | 20% |
| Monday Night | 39°F | Slight Chance Light Rain | 3 to 8 mph W | 20% |
| Tuesday | 65°F | Sunny | 6 to 12 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov) for Glen Echo (38.968, -77.141). Updated through the day.
Growing snapshot for Glen Echo
Last spring frost
Apr 9
First fall frost
Oct 31
Growing season
202 days
Hardiness zone
7b
More local growing data for Glen Echo: nearby ZIP 20812 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Dalecarlia Rsvr, Md (2.6 mi from Glen Echo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.