Highland Beach, MD 20764 Frost Dates
Highland Beach, MD: when does the frost end?
The last spring frost here typically falls around 03/23, about 207 days from today. Fall's first freeze usually shows up around 11/20, roughly 241 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Highland Beach in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 12 weeks until Highland Beach's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Highland Beach's last frost
03/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/08 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/06 and only about 1 year in 10 sees frost after that.
Highland Beach against the rest of the dataset
About 241 days separate Highland Beach's last and first frost, putting it 8,653 of 40,283 ZIP codes nationally. Within MD, it ranks 61 of 583.
Learn more
Before leaning on 20764's figures: zone vs. frost date explains why Zone 8a and Highland Beach's frost date answer different questions, while the frost range explains how to read the range around Highland Beach's dates instead of trusting one.