Prospect, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.6 °C (low) to 23 °C (high). Annual precipitation averages 1213.4 Millimeters. Prospect is located in USDA Plant Hardiness Zone 8a. 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 | 0.1 °C | 12.3 °C | 87.38 mm |
| February | 1.3 °C | 14.2 °C | 80.01 mm |
| March | 4.9 °C | 18.5 °C | 89.66 mm |
| April | 9.8 °C | 23.5 °C | 85.85 mm |
| May | 14.8 °C | 27.5 °C | 86.61 mm |
| June | 19.7 °C | 31.1 °C | 125.98 mm |
| July | 21.6 °C | 32.6 °C | 129.29 mm |
| August | 20.8 °C | 31.6 °C | 128.78 mm |
| September | 17.5 °C | 28.7 °C | 140.46 mm |
| October | 10.8 °C | 23.8 °C | 85.34 mm |
| November | 4.7 °C | 18.3 °C | 82.8 mm |
| December | 1.7 °C | 14 °C | 91.19 mm |
| Annual | 10.6 °C | 23 °C | 1213.35 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |