USDA Hardiness Zone 8a
Frost Dates for 72127 — Plumerville, Arkansas
NOAA 1991–2020 normals from Conway, AR (312 ft), 8 miles southeast.
Updated
In Plumerville, the last spring frost (32°F) is around April 2 in half of years and has passed by April 19 in nine years out of ten. The first fall frost comes around November 2, as early as October 20 one year in ten, leaving a typical freeze-free season of 215 days (NOAA, Conway, AR).
- Last spring frost
- April 2
- First fall frost
- November 2
- Growing season
- 215 days
- Hardiness zone
- 8a
50% probability
50% probability
freeze-free, 50%
10 to 15°F (-12.2 to -9.4°C) coldest night
- First snow
- December 27
- Last snow
- February 14
- Winters with snow
- 86%
- Snow per year
- 4.4"
median, 1991–2020
median, 1991–2020
19 of 22 observed
NOAA normal
Frost risk by date in Plumerville
Half of springs at Conway, AR see their last 32°F night by April 2; only one in ten is past it by March 13, and one in ten still has one after April 19. Planting tender crops after April 8 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 2 in half of years, as early as October 20 one year in ten, and holds off past November 16 one year in ten. A hard freeze of 28°F follows 9 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 215 days in a typical year, shorter than at 64% of the 105 Arkansas stations; it reaches 237 days one year in ten and falls short of 194 one year in ten. On average 66 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 13, and return around October 23. Severe cold of 16°F or below comes in 96% of winters, usually between December 26 and February 6.
| Low | 90% | 80% | 70% | 60% | 50% | 40% | 30% | 20% | 10% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Mar 28 | Apr 3 | Apr 6 | Apr 9 | Apr 13 | Apr 17 | Apr 20 | Apr 24 | Apr 28 |
| 32°F | Mar 13 | Mar 20 | Mar 25 | Mar 29 | Apr 2 | Apr 5 | Apr 8 | Apr 13 | Apr 19 |
| 28°F | Feb 27 | Mar 4 | Mar 9 | Mar 14 | Mar 17 | Mar 22 | Mar 26 | Apr 1 | Apr 7 |
| 24°F | Feb 13 | Feb 21 | Feb 26 | Mar 2 | Mar 5 | Mar 9 | Mar 13 | Mar 17 | Mar 24 |
| 20°F | Jan 29 | Feb 4 | Feb 11 | Feb 17 | Feb 22 | Feb 26 | Mar 1 | Mar 6 | Mar 13 |
| 16°F96% of yrs | Jan 10 | Jan 20 | Jan 28 | Jan 31 | Feb 6 | Feb 12 | Feb 18 | Feb 24 | Mar 3 |
| Low | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Oct 9 | Oct 15 | Oct 18 | Oct 21 | Oct 23 | Oct 26 | Oct 29 | Oct 31 | Nov 5 |
| 32°F | Oct 20 | Oct 24 | Oct 28 | Oct 31 | Nov 2 | Nov 5 | Nov 7 | Nov 11 | Nov 16 |
| 28°F | Oct 30 | Nov 3 | Nov 6 | Nov 8 | Nov 11 | Nov 15 | Nov 19 | Nov 23 | Nov 29 |
| 24°F | Nov 6 | Nov 11 | Nov 16 | Nov 19 | Nov 23 | Nov 27 | Dec 1 | Dec 5 | Dec 13 |
| 20°F | Nov 16 | Nov 22 | Nov 28 | Dec 2 | Dec 6 | Dec 11 | Dec 18 | Dec 24 | Jan 1 |
| 16°F96% of yrs | Nov 29 | Dec 6 | Dec 14 | Dec 21 | Dec 26 | Jan 1 | Jan 5 | Jan 13 | Jan 22 |
Freeze probabilities 1991–2020 at Conway, AR, from NOAA NCEI U.S. Climate Normals. Where a temperature is reached in fewer than 99.5% of years, the dates describe only the years that reach it. Not a forecast.
Frost risk on any date in 72127 →Compare Plumerville with another place →
Weather by month in Plumerville
July is the warmest month at Conway, AR, averaging 92°F by day and 70°F at night; January is the coldest at 49°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 53% of years.
Warmth for growing adds up to 4,909 growing degree days a year (base 50°F), fewer than at 58% of the 105 Arkansas stations. 38% of them (1,868) have built up by the end of June, and July adds the most, 950. Precipitation totals 51.2 inches a year, most in May (5.6") and least in September (3.1"); May to September bring 38% of it.
| Month | High °F | Low °F | Precip. in | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|---|
| Jan | 49 | 27 | 3.8 | 100% | 20 | 18 |
| Feb | 54 | 30 | 4.2 | 100% | 15 | 35 |
| Mar | 63 | 39 | 5.3 | 97% | 6 | 134 |
| Apr | 72 | 47 | 5.4 | 53% | 1 | 308 |
| May | 79 | 58 | 5.6 | 0% | 0 | 573 |
| Jun | 87 | 66 | 3.6 | 0% | 0 | 801 |
| Jul | 92 | 70 | 3.4 | 0% | 0 | 950 |
| Aug | 91 | 68 | 3.5 | 0% | 0 | 927 |
| Sep | 85 | 61 | 3.1 | 0% | 0 | 678 |
| Oct | 74 | 48 | 4.0 | 43% | 1 | 358 |
| Nov | 61 | 38 | 4.6 | 100% | 8 | 103 |
| Dec | 52 | 30 | 4.7 | 100% | 18 | 26 |
Monthly normals 1991–2020 at Conway, AR (312 ft), NOAA NCEI. "32°F night": chance of at least one in the month. GDD: growing degree days, base 50°F.
Compared with the next station
The nearest other station, Morrilton, AR, 8 miles west of Plumerville, has a last frost 3 days earlier (March 30), the same first-frost date, a season 4 days longer.
When it snows in Plumerville, Arkansas
The first measurable snow (0.1 inch or more) in Plumerville usually arrives around December 27, and the last of the season around February 14. Those are the middle dates across the winters of 1991–2020 at Center Ridge 3 S, AR, 12.8 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 47 days after the last snow.
Planting calendar for 72127
| When | What to do |
|---|---|
| January 22 – February 5 | Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out. |
| February 5 – February 19 | Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early. |
| March 5 – March 19 | Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil. |
| April 2 onward | Transplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast. |
| by August 10 | Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops. |
| by October 19 | Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation. |
| November 2 onward | Plant garlic, mulch beds, lift tender bulbsGarlic wants a cold spell; bare soil loses structure over winter. |
The weeks before and after the 50% dates are general rules of thumb, not NOAA figures; a seed packet gives the timing for each variety.
Where these figures come from
ZIP 72127 is 8 miles from Conway, AR, which stands at 312 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 72034 (Conway). The 2023 USDA Plant Hardiness Zone Map lists ZIP 72127 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.
Hardiness zone and temperature range: USDA Plant Hardiness Zone Map 2023 (USDA-ARS, Oregon State University), ZIP-code listing, unchanged. °C converted from °F by this site.
Thirty-year averages, not a forecast: check the forecast before planting out. How stations are matched and which pages are offered to search engines: methodology.