| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F | |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F | |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F | |
| Average First Frost Date: | Nov. 1 - Nov. 10 | |
| Average Last Frost Date: | Mar. 21 - Mar. 31 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 73g - Western Lowlands Pleistocene Valley Trains | |
| Current Drought Status: | Severe Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72069 - Holly Grove, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 34 | 42 | 50 | 60 | 68 | 71 | 69 | 62 | 50 | 41 | 33 | 51 |
| Avg Max Temp (°F) | 48 | 54 | 63 | 72 | 81 | 88 | 92 | 91 | 85 | 75 | 62 | 52 | 72 |
| Avg Precip (In.) | 3.97 | 3.86 | 5.29 | 5.3 | 5.2 | 4.14 | 3.52 | 2.47 | 3.17 | 3.73 | 5.23 | 5.02 | 50.9 |