FrostDateCheck

Pittsville, MD 21850 Frost Dates

21850, near Pittsville, MD: the frost window

Zone 7b

The last spring frost here typically falls around 04/10, about 225 days from today. Fall's first freeze usually shows up around 10/30, roughly 201 days after the last spring frost.

Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Pittsville, not a forecast for this year.

Stretching the season past the first frost

Pittsville's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

How much risk comes with planting early here

04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/30 and only about 1 year in 10 sees frost after that.

Pittsville against the rest of the dataset

At roughly 201 frost-free days, Pittsville places 17,541 of 40,283 ZIP codes in this dataset. Within MD, it ranks 458 of 583.

Learn more

Two guides worth reading on 21850: local microclimates, on what one yard in Pittsville can differ from the 21850 normal, and zone vs. frost date, on why Zone 7b and Pittsville's frost date answer different questions.