Mechanicsville, MD Weather & Growing Conditions
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 5 mph S | 2% |
| Wednesday | 75°F | Patchy Fog then Mostly Sunny | 2 to 8 mph S | 2% |
| Wednesday Night | 61°F | Mostly Cloudy then Patchy Fog | 7 mph S | 4% |
| Thursday | 76°F | Patchy Fog | 6 to 10 mph S | 18% |
| Thursday Night | 63°F | Light Rain | 5 mph S | 80% |
| Friday | 70°F | Rain | 6 mph N | 88% |
| Friday Night | 51°F | Light Rain | 2 to 6 mph N | 80% |
| Saturday | 66°F | Mostly Sunny | 6 to 10 mph NW | 11% |
| Saturday Night | 42°F | Partly Cloudy | 7 mph NW | 11% |
| Sunday | 62°F | Mostly Sunny | 3 to 7 mph NW | 5% |
| Sunday Night | 41°F | Partly Cloudy then Slight Chance Light Rain | 6 mph W | 16% |
| Monday | 62°F | Slight Chance Light Rain | 6 to 14 mph W | 20% |
| Monday Night | 39°F | Slight Chance Light Rain | 6 mph W | 20% |
| Tuesday | 64°F | Sunny | 7 to 12 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mechanicsville, MD
Last spring frost
Apr 17
First fall frost
Oct 27
Growing season
195 days
Hardiness zone
7b
Explore more for Mechanicsville, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Mechanicsville 5 Ne, Md (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.