Lewisville, NC
Full City Profile · North Carolina · Forsyth County County
4.7
/5.0
A+
Excellent
13,655
Population
940/sq mi density
$84,424
Median Income
$42,062 per capita
$284,300
Home Value
$404,913 Zillow
$1,059
Median Rent
24.0% income on rent
58°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A+
Economy
4.6 / 5.0
$84,424 median income, 2.9% unemployment
A+
Affordability
4.8 / 5.0
$284,300 home value, $1,059/mo rent
A+
Education
4.6 / 5.0
45.0% bachelor's degree or higher
Lewisville enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 37°F in January while summers reach 78°F in July. Annual precipitation totals 47.3 inches. The area receives 7.0 inches of snow annually. Air quality is rated Good with a median AQI of 47.
Temperature
37°F Jan (3°C)
78°F Jul (26°C)
| Annual Average | 57.6°F |
| 7% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 898 ft (274 m) |
| Area | 14.5 sq mi (37.6 km²) |
| Population Density | 940/sq mi |
| Coordinates | 36.1052°N, 80.4246°W |
| Timezone | America/New_York |
| County | Forsyth County County |
| Nearest Airport | Piedmont Triad International (GSO) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 47.0 |
| Rating | Good |
| Good Days % | 57.4% |
| Unhealthy Days | 4 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0478 ppm |
| NO₂ (Nitrogen Dioxide) | 10.8 ppb |
| SO₂ (Sulfur Dioxide) | 0.28 ppb |
| PM2.5 (Fine Particles) | 9.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 91.5 / 100 |
| Social Vulnerability | 39.9 / 100 |
| Community Resilience | 62.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 3.6 in | Coldest |
| February | 40°F (4°C) | 3.2 in | |
| March | 47°F (9°C) | 3.7 in | |
| April | 57°F (14°C) | 4.5 in | |
| May | 66°F (19°C) | 4.2 in | |
| June | 74°F (23°C) | 4.7 in | |
| July | 78°F (26°C) | 4.1 in | Warmest |
| August | 77°F (25°C) | 4.7 in | Wettest |
| September | 70°F (21°C) | 4.5 in | |
| October | 59°F (15°C) | 3.2 in | |
| November | 48°F (9°C) | 3.8 in | |
| December | 40°F (4°C) | 3.1 in | Driest |
Lewisville has a seasonal temperature swing of 41°F / from 37°F in January to 78°F in July. Total annual precipitation is 47.3 inches, with August being the wettest month (4.7") and December the driest (3.1").