Naugatuck, CT 06712 Frost Dates
Frost dates for Naugatuck, CT, ZIP 06712
The last spring frost here typically falls around 04/26, about 241 days from today. The first fall frost typically arrives around 10/16, about 175 frost-free days later.
Naugatuck sits in USDA Zone 6b (-5 to 0°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 6b around Naugatuck has about 7 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.
Why 04/26 isn't a guarantee
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/11 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 Naugatuck compares
About 175 days separate Naugatuck's last and first frost, putting it 26,760 of 40,283 ZIP codes nationally. Within CT, it ranks 312 of 391.
Learn more
the frost range explains how to read the range around Naugatuck's dates instead of trusting one, and local microclimates explains what one yard in Naugatuck can differ from the 06712 normal.