| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 35a - Tertiary Uplands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72104 - Malvern, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 33 | 41 | 48 | 57 | 65 | 69 | 67 | 61 | 50 | 40 | 33 | 49 |
| Avg Max Temp (°F) | 52 | 59 | 67 | 76 | 82 | 89 | 93 | 92 | 85 | 76 | 63 | 54 | 74 |
| Avg Precip (In.) | 3.95 | 3.8 | 5.36 | 5.4 | 5.66 | 4.61 | 4.28 | 2.95 | 4.06 | 4.76 | 5.98 | 5.31 | 56.12 |