| 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: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 73h - Arkansas/Ouachita River Holocene Meander Belts |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72117 - North Little Rock, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 35 | 42 | 50 | 60 | 68 | 72 | 70 | 63 | 51 | 41 | 34 | 51 |
| Avg Max Temp (°F) | 50 | 56 | 64 | 73 | 81 | 89 | 93 | 92 | 85 | 75 | 62 | 53 | 73 |
| Avg Precip (In.) | 3.63 | 3.39 | 4.84 | 5.36 | 5.05 | 3.88 | 3.3 | 2.83 | 3.65 | 4.17 | 5.71 | 4.73 | 50.54 |