Frost Dates for 72635 — Gassville, Arkansas

Half of springs at Mountain Home Baxter Airport, AR see their last 32°F night by April 2; only one in ten is past it by March 14, and one in ten still has one after April 19. Planting tender crops after April 9 leaves a 30% risk of a frost on them, after April 13 20%, and after April 19 10%. The 17 days between the even-odds date and the one-in-ten date is narrower than at 41% of the 105 Arkansas 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 19 one year in ten, and holds off past November 16 one year in ten. A hard freeze of 28°F follows 10 days later, around November 11; in spring the one-in-ten date for 28°F is April 7, 12 days before the 32°F one. The freeze-free season lasts 212 days in a typical year, shorter than at 72% of the 105 Arkansas stations; it reaches 235 days one year in ten and falls short of 192 one year in ten. On average 73 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 13 days longer, to about April 15, and return around October 22. Severe cold of 16°F or below comes every winter, usually between December 24 and February 14.

July is the warmest month at Mountain Home Baxter Airport, AR, averaging 90°F by day and 69°F at night; January is the coldest at 46°F and 28°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 54% of years.

Warmth for growing adds up to 4,625 growing degree days a year (base 50°F), fewer than at 74% of the 105 Arkansas stations. 38% of them (1,766) have built up by the end of June, and July adds the most, 911. Precipitation totals 41.3 inches a year, most in April (4.7") and least in February (2.4"); May to September bring 43% of it.

The nearest other station, Mountain Home 1 NNW, AR, 6 miles northeast of Gassville, has a last frost 2 days earlier (March 31), the same first-frost date, a season 2 days longer.

The first measurable snow (0.1 inch or more) in Gassville usually arrives around December 23, and the last of the season around February 25. Those are the middle dates across the winters of 1991–2020 at Mountain Home 1 NNW, AR, 6 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 36 days after the last snow.

ZIP 72635 is 5 miles from Mountain Home Baxter Airport, AR, which stands at 928 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 2 other ZIP codes share the station; its figures are presented in full for 72687 (Yellville). The 2023 USDA Plant Hardiness Zone Map lists ZIP 72635 in zone 7b, the band where the coldest night of the year averaged 5 to 10°F (-15.0 to -12.2°C) over 1991–2020; a zone describes winter lows, not frost dates.