Elroy, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.1 °F (low) to 72.7 °F (high). Annual precipitation averages 50.3 Inches. Elroy is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.4 °F | 53.5 °F | 3.37 in. |
| February | 34.2 °F | 56.8 °F | 3.04 in. |
| March | 40.4 °F | 64.1 °F | 3.75 in. |
| April | 49.7 °F | 73.3 °F | 3.47 in. |
| May | 58.8 °F | 80.4 °F | 3.88 in. |
| June | 67.1 °F | 87.3 °F | 4.63 in. |
| July | 71.0 °F | 90.2 °F | 5.57 in. |
| August | 69.0 °F | 88.1 °F | 5.73 in. |
| September | 63.6 °F | 83.1 °F | 6.47 in. |
| October | 51.3 °F | 74.2 °F | 3.57 in. |
| November | 40.7 °F | 64.4 °F | 3.3 in. |
| December | 35.4 °F | 56.5 °F | 3.54 in. |
| Annual | 51.1 °F | 72.7 °F | 50.32 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| 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 |