| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 37d - Arkansas Valley Plains |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72958 - Waldron, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 27 | 31 | 40 | 47 | 56 | 64 | 68 | 66 | 60 | 48 | 38 | 30 | 48 |
| Avg Max Temp (°F) | 52 | 58 | 66 | 75 | 81 | 88 | 94 | 93 | 85 | 76 | 63 | 54 | 74 |
| Avg Precip (In.) | 3.05 | 3.06 | 4.33 | 4.62 | 6.01 | 5.02 | 3.62 | 2.75 | 4.15 | 4.19 | 5.01 | 4.41 | 50.22 |