Tall Timbers, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tall Timbers, a community in St. Mary's County, Maryland.
Overnight
59°F
Mostly Clear
Mostly clear, with a low around 59. South wind around 6 mph.
7-day forecast for Tall Timbers
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Mostly Clear | 6 mph S | 1% |
| Wednesday | 71°F | Patchy Fog then Sunny | 3 to 9 mph S | 1% |
| Wednesday Night | 64°F | Mostly Cloudy | 9 mph S | 4% |
| Thursday | 73°F | Chance Rain Showers | 9 mph S | 27% |
| Thursday Night | 66°F | Showers And Thunderstorms | 8 mph S | 80% |
| Friday | 68°F | Showers And Thunderstorms then Rain | 2 to 6 mph SW | 92% |
| Friday Night | 57°F | Light Rain | 2 to 9 mph NW | 79% |
| Saturday | 64°F | Sunny | 12 mph NW | 4% |
| Saturday Night | 49°F | Mostly Clear | 12 mph NW | 2% |
| Sunday | 61°F | Sunny | 6 to 10 mph NW | 3% |
| Sunday Night | 48°F | Mostly Clear | 6 to 9 mph W | 7% |
| Monday | 61°F | Sunny | 8 to 15 mph NW | 7% |
| Monday Night | 47°F | Mostly Clear | 7 mph W | 5% |
| Tuesday | 64°F | Sunny | 6 to 9 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Tall Timbers (38.170, -76.539). Updated through the day.
Growing snapshot for Tall Timbers
Last spring frost
Mar 30
First fall frost
Nov 14
Growing season
229 days
Hardiness zone
8a
More local growing data for Tall Timbers: nearby ZIP 20690 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
California
Callaway
Leonardtown
Lexington Park
Mechanicsville
Piney Point
St. George Island
Wildewood
Climate data from the nearest NOAA station, St Inigoes Webster Nolf, Md (5.9 mi from Tall Timbers). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.