Leonardtown, MD 20692 Frost Dates
Leonardtown, MD: when does the frost end?
The last spring frost here typically falls around 03/30, about 214 days from today. Fall's first freeze usually shows up around 11/14, roughly 229 days after the last spring frost.
Leonardtown sits in USDA Zone 8a (10 to 15°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 11 weeks until Leonardtown's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
03/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/11 and only about 1 year in 10 sees frost after that.
Leonardtown against the rest of the dataset
At roughly 229 frost-free days, Leonardtown places 10,582 of 40,283 ZIP codes in this dataset. Within MD, it ranks 95 of 583.
Learn more
Before leaning on 20692's figures: local microclimates explains what one yard in Leonardtown can differ from the 20692 normal, while zone vs. frost date explains why Zone 8a and Leonardtown's frost date answer different questions.