Torrington, CT 06063 Frost Dates
When can you plant in Torrington, CT?
The last spring frost here typically falls around 04/30, about 245 days from today. The first fall frost typically arrives around 10/17, about 168 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 Torrington, not a forecast for this year.
What to do before the first frost
About 7 weeks of growing season left in Torrington before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Torrington compares
Torrington's growing season runs about 168 days, ranking 29,664 of 40,283 US ZIP codes measured here, longest to shortest. Within CT, it ranks 335 of 391.
Learn more
local microclimates covers what one yard in Torrington can differ from the 06063 normal. zone vs. frost date covers why Zone 6a and Torrington's frost date answer different questions.