| 2023 Hardiness Zone: | 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: | 38b - Lower Boston Mountains |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 72088 - Fairfield Bay, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 26 | 30 | 38 | 46 | 55 | 64 | 68 | 66 | 59 | 47 | 37 | 30 | 47 |
| Avg Max Temp (°F) | 46 | 53 | 62 | 71 | 78 | 86 | 91 | 91 | 83 | 73 | 60 | 50 | 70 |
| Avg Precip (In.) | 3.14 | 3.45 | 5.01 | 4.88 | 5.3 | 4.03 | 3.11 | 2.82 | 4.45 | 4.25 | 5.51 | 4.64 | 50.6 |