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Half Moon, NC
Full City Profile · North Carolina · Onslow County County
3.1
/5.0
B
Good
7,780
Population
1,049/sq mi density
$61,848
Median Income
$30,283 per capita
$170,900
Home Value
$270,405 Zillow
$951
Median Rent
24.8% income on rent
63°F
Avg Temperature
301 sunny days/yr
119
Violent Crime/100K
1,367 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$61,848 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$170,900 home value, $951/mo rent
F
Safety
1.0 / 5.0
119 violent crimes/100K
C+
Education
2.8 / 5.0
23.1% bachelor's degree or higher
Half Moon enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 44°F in January while summers reach 81°F in July. The area gets 301 sunny days per year. Annual precipitation totals 58.9 inches. Air quality is rated Good with a median AQI of 40.
Temperature
44°F Jan (7°C)
81°F Jul (27°C)
| Annual Average | 62.5°F |
| 16% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 31 ft (9 m) |
| Area | 7.4 sq mi (19.2 km²) |
| Population Density | 1,049/sq mi |
| Coordinates | 34.8298°N, 77.4591°W |
| Timezone | America/New_York |
| County | Onslow County County |
| Nearest Airport | Coastal Carolina Regional (EWN) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.0 / 100 |
| Social Vulnerability | 14.4 / 100 |
| Community Resilience | 40.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 4.3 in | Coldest |
| February | 47°F (8°C) | 4.0 in | |
| March | 54°F (12°C) | 4.0 in | |
| April | 62°F (17°C) | 3.2 in | |
| May | 69°F (21°C) | 4.4 in | |
| June | 76°F (25°C) | 5.2 in | |
| July | 81°F (27°C) | 7.3 in | Warmest, Wettest |
| August | 79°F (26°C) | 6.5 in | |
| September | 74°F (23°C) | 5.2 in | |
| October | 64°F (18°C) | 3.1 in | Driest |
| November | 55°F (13°C) | 3.1 in | |
| December | 48°F (9°C) | 3.7 in |
Half Moon has a seasonal temperature swing of 36°F / from 44°F in January to 81°F in July. Total annual precipitation is 54.0 inches, with July being the wettest month (7.3") and October the driest (3.1").