| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 39d - Central Plateau |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 72653 - Mountain Home, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 27 | 36 | 45 | 54 | 62 | 67 | 65 | 57 | 45 | 35 | 26 | 45 |
| Avg Max Temp (°F) | 44 | 51 | 60 | 70 | 77 | 85 | 91 | 90 | 82 | 72 | 58 | 47 | 69 |
| Avg Precip (In.) | 2.74 | 2.99 | 4.44 | 4.14 | 4.82 | 4 | 2.75 | 2.62 | 4.19 | 3.21 | 5.22 | 3.91 | 45.02 |