Frost Dates for 67335 — Cherryvale, Kansas

Half of springs at Big Hill Lake, KS see their last 32°F night by April 5; only one in ten is past it by March 22, and one in ten still has one after April 20. Planting tender crops after April 11 leaves a 30% risk of a frost on them, after April 14 20%, and after April 20 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 October 31 in half of years, as early as October 18 one year in ten, and holds off past November 13 one year in ten. A hard freeze of 28°F follows 8 days later, around November 8; in spring the one-in-ten date for 28°F is April 9, 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 227 days one year in ten and falls short of 189 one year in ten. On average 96 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 9 days longer, to about April 14, and return around October 23. Severe cold of 16°F or below comes every winter, usually between December 6 and February 28.

July is the warmest month at Big Hill Lake, KS, averaging 89°F by day and 70°F at night; January is the coldest at 43°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 66% of years.

Warmth for growing adds up to 4,416 growing degree days a year (base 50°F), more than at 85% of the 110 Kansas stations. 36% of them (1,599) have built up by the end of June, and July adds the most, 914. Precipitation totals 40.9 inches a year, most in May (6.7") and least in February (1.4"); May to September bring 56% of it.

The nearest other station, Independence, KS, 9 miles west of Cherryvale, has the same 50% last-frost date, the same first-frost date.

The first measurable snow (0.1 inch or more) in Cherryvale usually arrives around December 9, and the last of the season around February 18. Those are the middle dates across the winters of 1991–2020 at Mound Valley 3 WSW, KS, 8.3 miles away: half of years saw snow earlier, half later. Snow fell in 96% of those winters. The last 32°F night of spring typically comes 46 days after the last snow.

ZIP 67335 is 4 miles from Big Hill Lake, KS, which stands at 907 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. The 2023 USDA Plant Hardiness Zone Map lists ZIP 67335 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.