Norris City, IL 62869 Frost Dates
Norris City, IL: when does the frost end?
The last spring frost here typically falls around 04/15, about 230 days from today. Fall's first freeze usually shows up around 10/19, roughly 183 days after the last spring frost.
Zone 7a (0 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 Norris City, not a forecast for this year.
Stretching the season past the first frost
With roughly 7 weeks until Norris City's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Norris City's last frost
04/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Norris City against the rest of the dataset
At roughly 183 frost-free days, Norris City places 23,916 of 40,283 ZIP codes in this dataset. Within IL, it ranks 887 of 1,548.
Learn more
Before leaning on 62869's figures: zone vs. frost date explains why Zone 7a and Norris City's frost date answer different questions, while the frost range explains how to read the range around Norris City's dates instead of trusting one.