Marvin, NC
Full City Profile · North Carolina · Union County County
4.8
/5.0
A+
Excellent
6,542
Population
1,089/sq mi density
$250,001
Median Income
$78,217 per capita
$860,600
Home Value
$1,224,149 Zillow
61°F
Avg Temperature
A+
Overall
4.8 / 5.0
Strong
A+
Economy
4.8 / 5.0
$250,001 median income, 3.5% unemployment
A+
Affordability
4.7 / 5.0
$860,600 home value, /mo rent
A+
Education
5.0 / 5.0
79.7% bachelor's degree or higher
Marvin enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 80°F in July. Annual precipitation totals 37.9 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
42°F Jan (6°C)
80°F Jul (27°C)
| Annual Average | 61.2°F |
| 13% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 80°F (27°C) |
Geography
| Elevation | 625 ft (191 m) |
| Area | 5.9 sq mi (15.4 km²) |
| Population Density | 1,089/sq mi |
| Coordinates | 34.9996°N, 80.8167°W |
| Timezone | America/New_York |
| County | Union County County |
| Nearest Airport | Charlotte/Douglas International (CLT) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
| Good Days % | 86.5% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0475 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 89.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 55.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 3.0 in | Coldest |
| February | 46°F (8°C) | 2.8 in | Driest |
| March | 53°F (11°C) | 3.2 in | |
| April | 61°F (16°C) | 2.9 in | |
| May | 69°F (20°C) | 2.9 in | |
| June | 76°F (25°C) | 3.7 in | |
| July | 80°F (27°C) | 3.6 in | Warmest |
| August | 78°F (26°C) | 3.8 in | Wettest |
| September | 72°F (22°C) | 3.2 in | |
| October | 62°F (17°C) | 3.0 in | |
| November | 51°F (11°C) | 2.9 in | |
| December | 45°F (7°C) | 3.0 in |
Marvin has a seasonal temperature swing of 37°F / from 42°F in January to 80°F in July. Total annual precipitation is 37.9 inches, with August being the wettest month (3.8") and February the driest (2.8").