Crownsville, MD Weather & Growing Conditions
Tonight
52°F
Mostly Clear then Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 52. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear then Patchy Fog | 6 mph S | 2% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 3 to 9 mph S | 3% |
| Wednesday Night | 62°F | Mostly Cloudy then Slight Chance Light Rain | 8 mph S | 15% |
| Thursday | 75°F | Chance Light Rain | 9 mph S | 42% |
| Thursday Night | 63°F | Light Rain Likely | 2 to 7 mph S | 62% |
| Friday | 71°F | Rain | 6 mph NE | 77% |
| Friday Night | 51°F | Light Rain | 2 to 6 mph NW | 77% |
| Saturday | 66°F | Mostly Sunny | 7 to 10 mph NW | 11% |
| Saturday Night | 43°F | Partly Cloudy | 8 mph NW | 11% |
| Sunday | 62°F | Mostly Sunny | 8 mph W | 5% |
| Sunday Night | 42°F | Partly Cloudy then Slight Chance Light Rain | 8 mph W | 20% |
| Monday | 62°F | Slight Chance Light Rain | 9 to 13 mph W | 20% |
| Monday Night | 40°F | Slight Chance Light Rain | 6 to 9 mph W | 18% |
| Tuesday | 64°F | Sunny | 8 to 12 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Crownsville, MD
Last spring frost
Mar 27
First fall frost
Nov 13
Growing season
234 days
Hardiness zone
7b
Explore more for Crownsville, MD: full frost dates · planting calendar · Maryland frost dates
Climate data from the nearest NOAA station, Annapolis Police Brks, Md (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.