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| Back to South Carolina, United States. Do you have any pictures of this city? ![]() Planning a vacation? Current weather forecast for Duncan, SC Elevation: 800 feet County: Spartanburg Land area: 3.5 square miles Zip codes: 29334. Median resident age: 27.9 years New: Duncan, SC residents, houses, and apartments details Races in Duncan:
New: Political contributions by individuals in Duncan, SC Ancestries: United States (16.0%), Irish (9.8%), English (5.9%), Scotch-Irish (2.6%), German (2.4%), Dutch (1.7%). |
![]() For population 25 years and over in Duncan
For population 15 years and over in Duncan town
3.0% Foreign born (2.5% Latin America, 0.5% Europe). |
![]() Nearest city with pop. 50,000+: Greenville, SC (18.3 miles, pop. 56,002). Nearest city with pop. 200,000+: Charlotte, NC (91.7 miles, pop. 540,828). Nearest city with pop. 1,000,000+: Philadelphia, PA (594.4 miles, pop. 1,517,550). Nearest cities: Lyman, SC (1.6 miles), Startex, SC (2.5 miles), Wellford, SC (2.7 miles), Reidville, SC (5.3 miles), Greer, SC (6.2 miles), Inman Mills, SC (7.7 miles), Inman, SC (8.4 miles), Southern Shops, SC (10.8 miles). Area code commonly used in this area: 864 Industries providing employment: Manufacturing (28.2%), Educational,health and social services (14.7%), Arts,entertainment,recreation,accommodation and food services (12.6%), Retail trade (12.0%). |
Based on data reported by over 4,000 weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Average temp. (°F) | 41.0 | 44.6 | 51.8 | 59.2 | 67.3 | 74.7 | 78.8 | 77.5 | 71.4 | 60.6 | 51.2 | 43.6 |
| High temperature (°F) | 50.9 | 55.5 | 63.5 | 71.8 | 78.8 | 85.5 | 89.1 | 87.4 | 81.5 | 72.0 | 62.0 | 53.3 |
| Low temperature (°F) | 31.1 | 33.5 | 40.1 | 46.6 | 55.8 | 63.9 | 68.4 | 67.6 | 61.3 | 49.2 | 40.5 | 33.8 |
| Precipitation (in) | 4.6 | 4.2 | 5.3 | 3.5 | 4.5 | 3.8 | 4.4 | 4.0 | 3.8 | 3.9 | 3.8 | 3.9 |
Based on data reported by main weather stations
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 11 | 9 | 12 | 10 | 10 | 11 | 12 | 11 | 9 | 8 | 9 | 10 |
| Wind speed (mph) | 8.7 | 8.8 | 9.0 | 8.6 | 7.1 | 6.2 | 6.1 | 5.6 | 5.8 | 6.6 | 7.5 | 8.1 |
| Morning humidity (%) | 83 | 81 | 82 | 83 | 88 | 91 | 92 | 94 | 94 | 91 | 87 | 83 |
| Afternoon humidity (%) | 58 | 54 | 52 | 48 | 54 | 58 | 60 | 60 | 60 | 55 | 55 | 57 |
| Sunshine (%) | 55 | 59 | 61 | 67 | 63 | 64 | 62 | 58 | 59 | 63 | 58 | 55 |
| Days clear of clouds | 9 | 9 | 9 | 10 | 7 | 6 | 6 | 6 | 8 | 12 | 11 | 10 |
| Partly cloudy days | 7 | 6 | 8 | 8 | 10 | 12 | 13 | 13 | 10 | 8 | 7 | 7 |
| Cloudy days | 15 | 13 | 14 | 12 | 13 | 12 | 12 | 12 | 12 | 11 | 12 | 14 |
| Snowfall (in) | 3.7 | 3.2 | 2.2 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 1.5 |
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