Arapahoe, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.9 °F (low) to 73.4 °F (high). Annual precipitation averages 57.9 Inches. Arapahoe 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.9 °F | 56.0 °F | 4.03 in. |
| February | 36.7 °F | 58.8 °F | 3.53 in. |
| March | 42.2 °F | 65.1 °F | 3.66 in. |
| April | 50.9 °F | 73.4 °F | 3.47 in. |
| May | 59.5 °F | 80.0 °F | 4.54 in. |
| June | 67.5 °F | 86.5 °F | 5.47 in. |
| July | 71.3 °F | 89.2 °F | 6.59 in. |
| August | 70.2 °F | 87.6 °F | 7.53 in. |
| September | 65.5 °F | 83.4 °F | 7.12 in. |
| October | 54.6 °F | 75.1 °F | 4.28 in. |
| November | 43.9 °F | 66.1 °F | 3.83 in. |
| December | 37.9 °F | 59.1 °F | 3.82 in. |
| Annual | 52.9 °F | 73.4 °F | 57.87 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| 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 |