Chunky, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.1 °C (low) to 24.3 °C (high). Annual precipitation averages 1498.6 Millimeters. Chunky is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.1 °C | 13.8 °C | 149.1 mm |
| February | 2.8 °C | 16.4 °C | 138.68 mm |
| March | 6.4 °C | 20.7 °C | 147.07 mm |
| April | 10.4 °C | 24.4 °C | 146.56 mm |
| May | 15.3 °C | 28.4 °C | 107.44 mm |
| June | 19.7 °C | 31.9 °C | 127.76 mm |
| July | 21.1 °C | 33.1 °C | 133.6 mm |
| August | 20.6 °C | 32.9 °C | 116.33 mm |
| September | 17.6 °C | 30.6 °C | 86.11 mm |
| October | 10.7 °C | 25.4 °C | 89.15 mm |
| November | 4.8 °C | 19.4 °C | 116.08 mm |
| December | 2.3 °C | 15.1 °C | 140.72 mm |
| Annual | 11.1 °C | 24.3 °C | 1498.6 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |