Hampton, IL 52767 Frost Dates
Hampton, IL: when does the frost end?
Typically, the last spring freeze lands around 04/21, roughly 236 days out. Fall's first freeze usually shows up around 10/17, roughly 176 days after the last spring frost.
Hampton sits in USDA Zone 5b (-15 to -10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 7 weeks until Hampton's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/07 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/07 and only about 1 year in 10 sees frost after that.
Hampton against the rest of the dataset
About 176 days separate Hampton's last and first frost, putting it 26,492 of 40,283 ZIP codes nationally. Within IL, it ranks 1,178 of 1,548.
Learn more
Before leaning on 52767's figures: zone vs. frost date explains why Zone 5b and Hampton's frost date answer different questions, while the frost range explains how to read the range around Hampton's dates instead of trusting one.