Mechanicsville, MD Weather & Growing Conditions
Overnight
65°F
Partly Cloudy
Partly cloudy, with a low around 65. Northeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Partly Cloudy | 8 mph NE | 4% |
| Saturday | 80°F | Mostly Sunny | 6 to 9 mph NE | 7% |
| Saturday Night | 66°F | Mostly Cloudy | 3 to 7 mph SE | 11% |
| Sunday | 84°F | Mostly Cloudy | 3 to 10 mph S | 14% |
| Sunday Night | 65°F | Showers And Thunderstorms Likely | 3 to 8 mph W | 64% |
| Monday | 74°F | Rain Showers Likely | 8 to 12 mph N | 59% |
| Monday Night | 60°F | Chance Rain Showers | 10 mph NE | 36% |
| Tuesday | 70°F | Chance Rain Showers | 12 to 18 mph NE | 54% |
| Tuesday Night | 57°F | Chance Rain Showers | 14 to 18 mph NE | 54% |
| Wednesday | 66°F | Chance Rain Showers | 15 to 20 mph NE | 46% |
| Wednesday Night | 57°F | Chance Rain Showers | 13 to 20 mph NE | 46% |
| Thursday | 66°F | Chance Showers And Thunderstorms | 15 to 20 mph NE | 44% |
| Thursday Night | 55°F | Chance Showers And Thunderstorms | 9 to 18 mph N | 40% |
| Friday | 69°F | Slight Chance Rain Showers | 12 to 16 mph N | 20% |
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 (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.