Sparta, North Carolina has a Temperate Oceanic Climate climate (Köppen classification: Cfb). Average annual temperatures range from 43.4 °F (low) to 62.9 °F (high). Annual precipitation averages 56.8 Inches. Sparta is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.0 °F | 43.2 °F | 4.28 in. |
| February | 27.5 °F | 46.1 °F | 3.36 in. |
| March | 33.3 °F | 52.8 °F | 4.83 in. |
| April | 41.7 °F | 63.0 °F | 5.44 in. |
| May | 51.3 °F | 70.6 °F | 5.4 in. |
| June | 58.9 °F | 78.0 °F | 5.06 in. |
| July | 62.2 °F | 81.0 °F | 5.05 in. |
| August | 61.0 °F | 79.7 °F | 4.93 in. |
| September | 55.0 °F | 74.1 °F | 5.1 in. |
| October | 43.2 °F | 64.7 °F | 4.61 in. |
| November | 33.1 °F | 54.5 °F | 4.35 in. |
| December | 28.8 °F | 46.5 °F | 4.39 in. |
| Annual | 43.4 °F | 62.9 °F | 56.8 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |