Havana, KS 67347 Frost Dates
When can you plant in Havana, KS?
The last spring frost here typically falls around 04/09, about 224 days from today. The first fall frost typically arrives around 10/27, about 199 frost-free days later.
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 Havana, not a forecast for this year.
What to do before the first frost
About 9 weeks of growing season left in Havana before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Havana's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/24 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Havana compares
At roughly 199 frost-free days, Havana places 18,240 of 40,283 ZIP codes in this dataset. Within KS, it ranks 173 of 745.
Learn more
zone vs. frost date covers why Zone 7a and Havana's frost date answer different questions. the frost range covers how to read the range around Havana's dates instead of trusting one.