Hamlet, IN 46532 Frost Dates
When can you plant in Hamlet, IN?
Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/19, about 174 frost-free days later.
The USDA Plant Hardiness Zone Map puts Hamlet in Zone 5b (-15 to -10°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
About 7 weeks of growing season left in Hamlet 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
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hamlet compares
At roughly 174 frost-free days, Hamlet places 27,566 of 40,283 ZIP codes in this dataset. Within IN, it ranks 677 of 927.
Learn more
zone vs. frost date covers why Zone 5b and Hamlet's frost date answer different questions. the frost range covers how to read the range around Hamlet's dates instead of trusting one.