Colesville, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Colesville, a community in Montgomery County, Maryland.
Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 3 mph.
7-day forecast for Colesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 3 mph S | 1% |
| Wednesday | 74°F | Mostly Sunny | 3 to 9 mph S | 1% |
| Wednesday Night | 61°F | Mostly Cloudy then Chance Rain Showers | 7 mph S | 33% |
| Thursday | 74°F | Chance Rain Showers | 9 mph S | 46% |
| Thursday Night | 61°F | Rain Showers Likely | 6 mph SW | 57% |
| Friday | 69°F | Light Rain Likely | 5 mph N | 59% |
| Friday Night | 50°F | Chance Light Rain then Partly Cloudy | 2 to 7 mph NW | 36% |
| Saturday | 62°F | Mostly Sunny | 8 to 12 mph NW | 5% |
| Saturday Night | 41°F | Partly Cloudy | 10 mph NW | 5% |
| Sunday | 59°F | Mostly Sunny | 7 to 12 mph NW | 1% |
| Sunday Night | 41°F | Mostly Clear | 8 mph W | 5% |
| Monday | 59°F | Sunny | 9 to 13 mph W | 5% |
| Monday Night | 39°F | Mostly Clear | 3 to 8 mph W | 5% |
| Tuesday | 64°F | Sunny | 5 to 9 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Colesville (39.073, -77.001). Updated through the day.
Growing snapshot for Colesville
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
202 days
Hardiness zone
7b
More local growing data for Colesville: nearby ZIP 20904 weather · frost dates · planting calendar · Maryland frost dates
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Climate data from the nearest NOAA station, Beltsville, Md (3.7 mi from Colesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.