FrostDateCheck

Central Falls, RI 02917 Frost Dates

Frost dates for Central Falls, RI, ZIP 02917

Zone 6b

Around 04/11 is the usual last spring frost, about 226 days away. The first fall frost typically arrives around 10/30, about 199 frost-free days later.

The USDA Plant Hardiness Zone Map puts Central Falls in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.

What to do before the first frost

Zone 6b around Central Falls has about 9 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.

How much risk comes with planting early here

04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 and you're betting against frost in roughly 9 years out of 10. 04/23 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Central Falls compares

At roughly 199 frost-free days, Central Falls places 18,031 of 40,283 ZIP codes in this dataset. Within RI, it ranks 51 of 79.

Learn more

zone vs. frost date explains why Zone 6b and Central Falls's frost date answer different questions, and the frost range explains how to read the range around Central Falls's dates instead of trusting one.