Bowie, MD 21114 Frost Dates
Frost dates for Bowie, MD, ZIP 21114
Typically, the last spring freeze lands around 04/22, roughly 237 days out. The first fall frost typically arrives around 10/22, about 183 frost-free days later.
Bowie 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.
What to do before the first frost
Zone 7b around Bowie has about 8 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Bowie's last frost
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bowie compares
At roughly 183 frost-free days, Bowie places 23,747 of 40,283 ZIP codes in this dataset. Within MD, it ranks 539 of 583.
Learn more
zone vs. frost date explains why Zone 7b and Bowie's frost date answer different questions, and the frost range explains how to read the range around Bowie's dates instead of trusting one.