Port Deposit, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Deposit, a town in Cecil County, Maryland.
Overnight
51°F
Patchy Fog
Patchy fog after 5am. Partly cloudy, with a low around 51. South wind around 3 mph.
7-day forecast for Port Deposit
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Patchy Fog | 3 mph S | 1% |
| Wednesday | 72°F | Patchy Fog then Mostly Sunny | 3 to 9 mph S | 2% |
| Wednesday Night | 59°F | Mostly Cloudy | 7 mph S | 11% |
| Thursday | 72°F | Chance Rain Showers | 7 to 10 mph S | 54% |
| Thursday Night | 61°F | Rain Showers Likely | 2 to 6 mph SW | 71% |
| Friday | 69°F | Light Rain Likely | 3 mph N | 72% |
| Friday Night | 50°F | Light Rain Likely | 1 to 6 mph NW | 57% |
| Saturday | 64°F | Mostly Sunny | 9 mph NW | 8% |
| Saturday Night | 41°F | Partly Cloudy | 9 mph W | 8% |
| Sunday | 60°F | Mostly Sunny | 6 to 10 mph NW | 4% |
| Sunday Night | 40°F | Mostly Clear | 7 mph W | 7% |
| Monday | 60°F | Sunny | 8 to 12 mph W | 7% |
| Monday Night | 39°F | Mostly Clear | 6 mph W | 5% |
| Tuesday | 62°F | Sunny | 5 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Port Deposit (39.611, -76.098). Updated through the day.
Growing snapshot for Port Deposit
Last spring frost
Apr 3
First fall frost
Nov 6
Growing season
217 days
Hardiness zone
7a
More local growing data for Port Deposit: nearby ZIP 21904 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Conowingo Dam, Md (6.3 mi from Port Deposit). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.