Lydia, South Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.7 °F (low) to 74.4 °F (high). Annual precipitation averages 47.7 Inches. Lydia 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 | 33.3 °F | 55.5 °F | 3.64 in. |
| February | 35.2 °F | 59.0 °F | 3.42 in. |
| March | 41.4 °F | 66.5 °F | 3.52 in. |
| April | 50.1 °F | 75.6 °F | 3.08 in. |
| May | 59.2 °F | 82.7 °F | 3.75 in. |
| June | 67.4 °F | 88.7 °F | 4.56 in. |
| July | 70.7 °F | 91.4 °F | 5.38 in. |
| August | 69.5 °F | 89.8 °F | 5.26 in. |
| September | 63.8 °F | 84.7 °F | 4.95 in. |
| October | 52.1 °F | 75.6 °F | 3.43 in. |
| November | 41.2 °F | 65.8 °F | 2.93 in. |
| December | 36.0 °F | 58.0 °F | 3.81 in. |
| Annual | 51.7 °F | 74.4 °F | 47.73 in. |
| 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 : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |