Frost Dates for 24522 — Appomattox, Virginia

Half of springs at Appomattox, VA see their last 32°F night by April 7; only one in ten is past it by March 23, and one in ten still has one after April 26. Planting tender crops after April 14 leaves a 30% risk of a frost on them, after April 19 20%, and after April 26 10%. The 19 days between the even-odds date and the one-in-ten date is wider than at 70% of the 128 Virginia 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 14 one year in ten. A hard freeze of 28°F follows 9 days later, around November 10; in spring the one-in-ten date for 28°F is April 11, 15 days before the 32°F one. The freeze-free season lasts 206 days in a typical year, longer than at 70% of the 128 Virginia stations; it reaches 228 days one year in ten and falls short of 183 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 15 days longer, to about April 22, and return around October 24. Severe cold of 16°F or below comes in 98% of winters, usually between December 30 and February 15.

July is the warmest month at Appomattox, VA, averaging 86°F by day and 67°F at night; January is the coldest at 45°F and 27°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 70% of years.

Warmth for growing adds up to 3,905 growing degree days a year (base 50°F), more than at 53% of the 128 Virginia stations. 37% of them (1,430) have built up by the end of June, and July adds the most, 818. Precipitation totals 46.3 inches a year, most in May (4.7") and least in February (2.8"); May to September bring 45% of it.

The nearest other station, Tye Rvr 1 SE, VA, 19 miles north of Appomattox, has a last frost 8 days later (April 15), a first frost 7 days earlier (October 25), a season 13 days shorter.

The first measurable snow (0.1 inch or more) in Appomattox usually arrives around December 27, and the last of the season around February 26. Those are the middle dates across the winters of 1991–2020 at Appomattox, VA, 3.6 miles away: half of years saw snow earlier, half later. Snow fell in 86% of those winters. The last 32°F night of spring typically comes 40 days after the last snow.

ZIP 24522 is 4 miles from Appomattox, VA, which stands at 850 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 3 other ZIP codes share the station. The 2023 USDA Plant Hardiness Zone Map lists ZIP 24522 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.