Columbia City, IN 46725 Frost Dates
Columbia City, IN: when does the frost end?
The last spring frost here typically falls around 04/27, about 242 days from today. Fall's first freeze usually shows up around 10/17, roughly 171 days after the last spring frost.
Zone 6a (-10 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 Columbia City, not a forecast for this year.
Stretching the season past the first frost
With roughly 7 weeks until Columbia 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 Columbia City's last frost
04/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
Columbia City against the rest of the dataset
Columbia City's growing season runs about 171 days, ranking 28,613 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 757 of 927.
Learn more
Before leaning on 46725's figures: local microclimates explains what one yard in Columbia City can differ from the 46725 normal, while zone vs. frost date explains why Zone 6a and Columbia City's frost date answer different questions.