Bantam, CT 06754 Frost Dates
When can you plant in Bantam, CT?
Around 05/03 is the usual last spring frost, about 248 days away. The first fall frost typically arrives around 10/11, about 161 frost-free days later.
Zone 6a (-10 to -5°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 Bantam, not a forecast for this year.
What to do before the first frost
About 6 weeks of growing season left in Bantam before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 05/03 isn't a guarantee
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/21 and you're betting against frost in roughly 9 years out of 10. 05/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bantam compares
Bantam's growing season runs about 161 days, ranking 32,116 of 40,283 US ZIP codes measured here, longest to shortest. Within CT, it ranks 378 of 391.
Learn more
the frost range covers how to read the range around Bantam's dates instead of trusting one. local microclimates covers what one yard in Bantam can differ from the 06754 normal.