Salem, IN 47167 Frost Dates
Frost dates for Salem, IN, ZIP 47167
Typically, the last spring freeze lands around 04/18, roughly 233 days out. The first fall frost typically arrives around 10/20, about 185 frost-free days later.
Zone 6b (-5 to 0°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 Salem, not a forecast for this year.
What to do before the first frost
Zone 6b around Salem has about 8 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 Salem's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Salem compares
Salem's growing season runs about 185 days, ranking 23,131 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 372 of 927.
Learn more
zone vs. frost date explains why Zone 6b and Salem's frost date answer different questions, and the frost range explains how to read the range around Salem's dates instead of trusting one.