Takoma Park, MD 20903 Frost Dates
20903, near Takoma Park, MD: the frost window
Around 04/10 is the usual last spring frost, about 225 days away. Fall's first freeze usually shows up around 11/01, roughly 202 days after the last spring frost.
Takoma Park sits in USDA Zone 7b (5 to 10°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
Takoma Park'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.
Why 04/10 isn't a guarantee
04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/27 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/01 and only about 1 year in 10 sees frost after that.
Takoma Park against the rest of the dataset
Takoma Park's growing season runs about 202 days, ranking 17,157 of 40,283 US ZIP codes measured here, longest to shortest. Within MD, it ranks 422 of 583.
Learn more
Two guides worth reading on 20903: the frost range, on how to read the range around Takoma Park's dates instead of trusting one, and local microclimates, on what one yard in Takoma Park can differ from the 20903 normal.