Norwich, KS 67106 Frost Dates
When can you plant in Norwich, KS?
Around 04/12 is the usual last spring frost, about 227 days away. The first fall frost typically arrives around 10/29, about 201 frost-free days later.
Norwich sits in USDA Zone 7a (0 to 5°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.
What to do before the first frost
About 9 weeks of growing season left in Norwich before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Norwich's last frost
04/12 is the middle of 30 years of NOAA records, not a promise. Plant by 03/28 and you're betting against frost in roughly 9 years out of 10. 04/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Norwich compares
Norwich's growing season runs about 201 days, ranking 17,643 of 40,283 US ZIP codes measured here, longest to shortest. Within KS, it ranks 111 of 745.
Learn more
local microclimates covers what one yard in Norwich can differ from the 67106 normal. zone vs. frost date covers why Zone 7a and Norwich's frost date answer different questions.