Frost Dates for 67333 — Caney, Kansas

Half of springs at Coffeyville Wtr Wks, KS see their last 32°F night by April 6; only one in ten is past it by March 20, and one in ten still has one after April 21. Planting tender crops after April 12 leaves a 30% risk of a frost on them, after April 17 20%, and after April 21 10%. The 15 days between the even-odds date and the one-in-ten date is wider than at 57% of the 110 Kansas stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 1 in half of years, as early as October 17 one year in ten, and holds off past November 14 one year in ten. A hard freeze of 28°F follows 8 days later, around November 9; in spring the one-in-ten date for 28°F is April 10, 11 days before the 32°F one. The freeze-free season lasts 208 days in a typical year, longer than at 95% of the 110 Kansas stations; it reaches 230 days one year in ten and falls short of 186 one year in ten. On average 94 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 10 days longer, to about April 16, and return around October 22. Severe cold of 16°F or below comes every winter, usually between December 11 and February 23.

July is the warmest month at Coffeyville Wtr Wks, KS, averaging 91°F by day and 70°F at night; January is the coldest at 45°F and 23°F. A freezing night is all but certain in every month from November to March (a 90% chance or more). From May to September the chance of a 32°F night stays under 10% each month. In spring, April still brings one in 68% of years.

Warmth for growing adds up to 4,572 growing degree days a year (base 50°F), more than at 95% of the 110 Kansas stations. 36% of them (1,666) have built up by the end of June, and July adds the most, 941. Precipitation totals 46.1 inches a year, most in May (7.3") and least in January (1.8"); May to September bring 55% of it.

The nearest other station, Bartlesville 3, OK, 19 miles south of Caney, has a last frost 5 days later (April 11), a first frost 8 days earlier (October 24), a season 13 days shorter.

The first measurable snow (0.1 inch or more) in Caney usually arrives around December 16, and the last of the season around February 9. Those are the middle dates across the winters of 1991–2020 at Wann, OK, 9.5 miles away: half of years saw snow earlier, half later. Every one of those winters saw snow. The last 32°F night of spring typically comes 56 days after the last snow.

ZIP 67333 is 16 miles from Coffeyville Wtr Wks, KS, which stands at 737 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station; its figures are presented in full for 67337 (Coffeyville). The 2023 USDA Plant Hardiness Zone Map lists ZIP 67333 in zone 7a, the band where the coldest night of the year averaged 0 to 5°F (-17.8 to -15.0°C) over 1991–2020; a zone describes winter lows, not frost dates.