| 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. 1 - Nov. 10 |
| Average Last Frost Date: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 73g - Western Lowlands Pleistocene Valley Trains |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 72036 - Cotton Plant, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 33 | 42 | 50 | 59 | 68 | 71 | 69 | 62 | 50 | 41 | 33 | 50 |
| Avg Max Temp (°F) | 47 | 53 | 62 | 71 | 80 | 88 | 92 | 90 | 84 | 75 | 61 | 51 | 71 |
| Avg Precip (In.) | 3.75 | 3.79 | 5.01 | 5.37 | 5.31 | 4.01 | 3.29 | 2.67 | 3.26 | 3.67 | 5.13 | 4.79 | 50.02 |