Bridgeport, CT 06610 Frost Dates
Frost dates for Bridgeport, CT, ZIP 06610
Typically, the last spring freeze lands around 04/05, roughly 220 days out. The first fall frost typically arrives around 11/06, about 216 frost-free days later.
Bridgeport sits in USDA Zone 7a (0 to 5°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 7a around Bridgeport has about 10 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 Bridgeport's last frost
04/05 is the middle of 30 years of NOAA records, not a promise. Plant by 03/25 and you're betting against frost in roughly 9 years out of 10. 04/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bridgeport compares
At roughly 216 frost-free days, Bridgeport places 13,691 of 40,283 ZIP codes in this dataset. Within CT, it ranks 15 of 391.
Learn more
the frost range explains how to read the range around Bridgeport's dates instead of trusting one, and local microclimates explains what one yard in Bridgeport can differ from the 06610 normal.