| 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 |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65j - Transition Hills |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 38852 - Iuka, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 32 | 40 | 48 | 56 | 64 | 68 | 66 | 60 | 48 | 39 | 32 | 49 |
| Avg Max Temp (°F) | 49 | 55 | 64 | 73 | 80 | 87 | 90 | 90 | 84 | 75 | 62 | 53 | 72 |
| Avg Precip (In.) | 5.14 | 4.61 | 6.19 | 5.16 | 5.88 | 4.5 | 4.31 | 3.14 | 4 | 3.44 | 5.43 | 5.85 | 57.63 |