Broadway, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.9 °C (low) to 22.2 °C (high). Annual precipitation averages 1217.7 Millimeters. Broadway is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.6 °C | 11.6 °C | 93.22 mm |
| February | 0.6 °C | 13.6 °C | 78.49 mm |
| March | 4.2 °C | 17.8 °C | 98.3 mm |
| April | 9.2 °C | 23.2 °C | 89.92 mm |
| May | 14.1 °C | 26.8 °C | 91.69 mm |
| June | 18.6 °C | 30.5 °C | 109.98 mm |
| July | 20.7 °C | 32.2 °C | 138.94 mm |
| August | 20.1 °C | 31.1 °C | 120.4 mm |
| September | 16.6 °C | 27.9 °C | 128.78 mm |
| October | 10.1 °C | 22.5 °C | 92.46 mm |
| November | 4.3 °C | 16.9 °C | 85.6 mm |
| December | 0.9 °C | 12.8 °C | 89.92 mm |
| Annual | 9.9 °C | 22.2 °C | 1217.7 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |