| 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: | 35a - Tertiary Uplands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72209 - Little Rock, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 34 | 42 | 50 | 59 | 67 | 71 | 69 | 62 | 51 | 41 | 33 | 51 |
| Avg Max Temp (°F) | 50 | 56 | 65 | 73 | 81 | 89 | 93 | 92 | 85 | 75 | 62 | 53 | 73 |
| Avg Precip (In.) | 3.69 | 3.52 | 4.96 | 5.4 | 5.06 | 3.97 | 3.43 | 2.8 | 3.84 | 4.3 | 5.86 | 4.84 | 51.66 |