Newburgh, IN 47630 Frost Dates
Newburgh, IN: when does the frost end?
Around 04/03 is the usual last spring frost, about 218 days away. Fall's first freeze usually shows up around 11/02, roughly 214 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Newburgh in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 9 weeks until Newburgh'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
04/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/17 and only about 1 year in 10 sees frost after that.
Newburgh against the rest of the dataset
At roughly 214 frost-free days, Newburgh places 14,256 of 40,283 ZIP codes in this dataset. Within IN, it ranks 30 of 927.
Learn more
Before leaning on 47630's figures: zone vs. frost date explains why Zone 7a and Newburgh's frost date answer different questions, while the frost range explains how to read the range around Newburgh's dates instead of trusting one.