Rising Sun, IN 47040 Frost Dates
47040, near Rising Sun, IN: the frost window
The last spring frost here typically falls around 04/23, about 238 days from today. Fall's first freeze usually shows up around 10/21, roughly 179 days after the last spring frost.
Rising Sun sits in USDA Zone 6b (-5 to 0°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
Rising Sun's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Rising Sun's last frost
04/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/09 and only about 1 year in 10 sees frost after that.
Rising Sun against the rest of the dataset
Rising Sun's growing season runs about 179 days, ranking 25,338 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 531 of 927.
Learn more
Two guides worth reading on 47040: the frost range, on how to read the range around Rising Sun's dates instead of trusting one, and local microclimates, on what one yard in Rising Sun can differ from the 47040 normal.