Frost Dates for 38015 — Burlison, Tennessee

Half of springs at Covington 3 SW, TN see their last 32°F night by March 27; only one in ten is past it by March 8, and one in ten still has one after April 11. Planting tender crops after April 2 leaves a 30% risk of a frost on them, after April 6 20%, and after April 11 10%. The 15 days between the even-odds date and the one-in-ten date is narrower than at 78% of the 144 Tennessee stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 4 in half of years, as early as October 23 one year in ten, and holds off past November 21 one year in ten. A hard freeze of 28°F follows 12 days later, around November 16; in spring the one-in-ten date for 28°F is April 2, 9 days before the 32°F one. The freeze-free season lasts 222 days in a typical year, longer than at 94% of the 144 Tennessee stations; it reaches 247 days one year in ten and falls short of 201 one year in ten. On average 70 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 April 7, and return around October 26. Severe cold of 16°F or below comes in 92% of winters, usually between January 1 and February 3.

July is the warmest month at Covington 3 SW, TN, averaging 89°F by day and 69°F at night; January is the coldest at 46°F and 29°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 36% of years.

Warmth for growing adds up to 4,713 growing degree days a year (base 50°F), more than at 76% of the 144 Tennessee stations. 39% of them (1,835) have built up by the end of June, and July adds the most, 901. Precipitation totals 55.8 inches a year, most in May (5.8") and least in August (3.6"); May to September bring 39% of it.

The nearest other station, Keiser, AR, 18 miles northwest of Burlison and 153 feet lower, has a last frost 4 days earlier (March 23), a first frost 2 days later (November 6), a season 7 days longer.

The first measurable snow (0.1 inch or more) in Burlison usually arrives around January 12, and the last of the season around February 10. Those are the middle dates across the winters of 1991–2020 at Covington 3 SW, TN, 7 miles away: half of years saw snow earlier, half later. Snow fell in 70% of those winters. The last 32°F night of spring typically comes 45 days after the last snow.

ZIP 38015 is 7 miles from Covington 3 SW, TN, which stands at 385 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 8 other ZIP codes share the station; its figures are presented in full for 38063 (Ripley). The 2023 USDA Plant Hardiness Zone Map lists ZIP 38015 in zone 8a, the band where the coldest night of the year averaged 10 to 15°F (-12.2 to -9.4°C) over 1991–2020; a zone describes winter lows, not frost dates.