Poolesville, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Poolesville, a town in Montgomery County, Maryland.
This Afternoon
71°F
Sunny
Sunny, with a high near 71. South wind around 8 mph.
7-day forecast for Poolesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Sunny | 8 mph S | 2% |
| Tonight | 52°F | Mostly Clear | 6 mph SE | 2% |
| Wednesday | 74°F | Mostly Sunny | 5 to 13 mph S | 2% |
| Wednesday Night | 61°F | Mostly Cloudy then Light Rain Likely | 7 to 10 mph S | 62% |
| Thursday | 75°F | Light Rain Likely | 8 to 12 mph S | 58% |
| Thursday Night | 60°F | Chance Light Rain | 2 to 7 mph SW | 49% |
| Friday | 70°F | Rain Likely | 5 mph NW | 57% |
| Friday Night | 49°F | Chance Light Rain then Mostly Cloudy | 2 to 7 mph NW | 50% |
| Saturday | 64°F | Mostly Sunny | 8 to 13 mph NW | 10% |
| Saturday Night | 42°F | Partly Cloudy | 6 to 9 mph NW | 10% |
| Sunday | 61°F | Mostly Sunny | 5 to 8 mph W | 5% |
| Sunday Night | 40°F | Partly Cloudy | 3 to 7 mph NW | 13% |
| Monday | 61°F | Mostly Sunny | 7 to 15 mph NW | 13% |
| Monday Night | 39°F | Mostly Clear | 3 to 7 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Poolesville (39.142, -77.411). Updated through the day.
Growing snapshot for Poolesville
Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
7b
More local growing data for Poolesville: nearby ZIP 20837 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Wfo Sterling, Va (10.6 mi from Poolesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.