Dunkirk, MD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunkirk, a community in Calvert County, Maryland.
Overnight
64°F
Mostly Cloudy
Mostly cloudy, with a low around 64. Northeast wind around 8 mph.
7-day forecast for Dunkirk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Mostly Cloudy | 8 mph NE | 2% |
| Saturday | 79°F | Partly Sunny | 10 mph NE | 10% |
| Saturday Night | 66°F | Mostly Cloudy | 6 to 9 mph SE | 10% |
| Sunday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 13 mph S | 25% |
| Sunday Night | 67°F | Showers And Thunderstorms Likely | 6 to 10 mph W | 62% |
| Monday | 76°F | Chance Rain Showers | 7 to 12 mph N | 45% |
| Monday Night | 63°F | Chance Rain Showers | 9 to 13 mph NE | 50% |
| Tuesday | 70°F | Rain Showers Likely | 14 to 18 mph NE | 57% |
| Tuesday Night | 59°F | Rain Showers Likely | 13 to 17 mph NE | 57% |
| Wednesday | 66°F | Chance Rain Showers | 15 to 18 mph NE | 50% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 13 to 17 mph NE | 50% |
| Thursday | 66°F | Chance Showers And Thunderstorms | 16 mph NE | 42% |
| Thursday Night | 56°F | Chance Showers And Thunderstorms | 7 to 15 mph N | 33% |
| Friday | 70°F | Slight Chance Rain Showers | 10 to 14 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov) for Dunkirk (38.718, -76.677). Updated through the day.
Growing snapshot for Dunkirk
Last spring frost
Apr 9
First fall frost
Oct 29
Growing season
203 days
Hardiness zone
7b
More local growing data for Dunkirk: nearby ZIP 20754 weather · frost dates · planting calendar · Maryland frost dates
Nearby towns & communities
Broomes Island
Calvert Beach
Chesapeake Ranch Estates
Drum Point
Huntingtown
Long Beach
Lusby
Owings
Prince Frederick
Solomons
St. Leonard
Climate data from the nearest NOAA station, Upper Marlboro 3 Nnw, Md (10.2 mi from Dunkirk). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.