Frost Dates for 48006 — Kenockee, Michigan

Half of springs at Yale 1 NNW, MI see their last 32°F night by May 12; only one in ten is past it by April 29, and one in ten still has one after May 26. Planting tender crops after May 18 leaves a 30% risk of a frost on them, after May 22 20%, and after May 26 10%. The 14 days between the even-odds date and the one-in-ten date is narrower than at 80% of the 172 Michigan stations behind this site's ZIP pages.

In fall the first 32°F night comes by October 5 in half of years, as early as September 23 one year in ten, and holds off past October 21 one year in ten. A hard freeze of 28°F follows 15 days later, around October 20; in spring the one-in-ten date for 28°F is May 17, 9 days before the 32°F one. The freeze-free season lasts 147 days in a typical year, shorter than at 69% of the 172 Michigan stations; it reaches 168 days one year in ten and falls short of 128 one year in ten. On average 160 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 11 days longer, to about May 23, and return around September 25. Severe cold of 16°F or below comes every winter, usually between November 25 and March 28.

July is the warmest month at Yale 1 NNW, MI, averaging 82°F by day and 56°F at night; January is the coldest at 29°F and 13°F. A freezing night is all but certain in every month from October to April (a 90% chance or more). From June to August the chance of a 32°F night stays under 10% each month. In spring, May still brings one in 85% of years.

Warmth for growing adds up to 2,190 growing degree days a year (base 50°F), fewer than at 66% of the 172 Michigan stations. 30% of them (666) have built up by the end of June, and July adds the most, 586. Precipitation totals 31.4 inches a year, most in May (3.3") and least in February (1.6"); May to September bring 50% of it.

The nearest other station, Richmond 4 NNW, MI, 14 miles south of Kenockee, has a last frost 11 days earlier (May 1), a first frost 15 days later (October 20), a season 23 days longer.

The first measurable snow (0.1 inch or more) in Kenockee usually arrives around November 20, and the last of the season around April 8. Those are the middle dates across the winters of 1991–2020 at Yale 1 NNW, MI, 7.9 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 34 days after the last snow.

ZIP 48006 is 8 miles from Yale 1 NNW, MI, which stands at 820 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 4 other ZIP codes share the station; its figures are presented in full for 48097 (Brockway). The 2023 USDA Plant Hardiness Zone Map lists ZIP 48006 in zone 6a, the band where the coldest night of the year averaged -10 to -5°F (-23.3 to -20.6°C) over 1991–2020; a zone describes winter lows, not frost dates.