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Dunkirk, MD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Dunkirk, a community in Calvert County, Maryland.

This Afternoon
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 65 in the afternoon. Southeast wind around 6 mph.

7-day forecast for Dunkirk

WhenTempForecastWindPrecip
This Afternoon 73°F Sunny 6 mph SE 1%
Tonight 52°F Mostly Clear then Patchy Fog 6 mph S 2%
Wednesday 75°F Patchy Fog then Mostly Sunny 3 to 8 mph S 2%
Wednesday Night 62°F Mostly Cloudy 7 mph S 9%
Thursday 76°F Chance Light Rain 9 mph S 25%
Thursday Night 63°F Light Rain Likely 6 mph S 71%
Friday 70°F Rain 5 mph N 82%
Friday Night 51°F Light Rain 2 to 6 mph NW 80%
Saturday 66°F Mostly Sunny 6 to 10 mph NW 11%
Saturday Night 43°F Partly Cloudy 7 mph NW 11%
Sunday 62°F Mostly Sunny 8 mph W 5%
Sunday Night 42°F Partly Cloudy then Slight Chance Light Rain 7 mph W 18%
Monday 62°F Slight Chance Light Rain 8 to 13 mph W 20%
Monday Night 39°F Slight Chance Light Rain 7 mph W 20%

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

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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 Nov 4, 2026.