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Vernonburg, GA
Full City Profile · Georgia · Chatham County County
4.0
/5.0
A
Great
130
Population
325/sq mi density
$175,833
Median Income
$93,365 per capita
$1,750
Median Rent
31.2% income on rent
68°F
Avg Temperature
301 sunny days/yr
116
Violent Crime/100K
3,279 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$175,833 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
F
Safety
1.0 / 5.0
116 violent crimes/100K
A+
Education
5.0 / 5.0
81.2% bachelor's degree or higher
Vernonburg enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 51°F in January while summers reach 83°F in July. The area gets 301 sunny days per year. Annual precipitation totals 48.1 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
51°F Jan (10°C)
83°F Jul (28°C)
| Annual Average | 67.5°F |
| 25% above US avg | |
| January Average | 51°F (10°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 11 ft (3 m) |
| Area | 0.4 sq mi (1.1 km²) |
| Population Density | 325/sq mi |
| Coordinates | 31.9662°N, 81.1206°W |
| Timezone | America/New_York |
| County | Chatham County County |
| Nearest Airport | Savannah/Hilton Head International (SAV) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0417 ppm |
| SO₂ (Sulfur Dioxide) | 2.43 ppb |
| PM2.5 (Fine Particles) | 9.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.4 / 100 |
| Social Vulnerability | 42.1 / 100 |
| Community Resilience | 93.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1886 | CHARLESTON, SC | Earthquake | - | - | 148 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (10°C) | 3.9 in | Coldest |
| February | 53°F (12°C) | 3.2 in | |
| March | 59°F (15°C) | 3.9 in | |
| April | 66°F (19°C) | 3.0 in | |
| May | 73°F (23°C) | 3.6 in | |
| June | 79°F (26°C) | 5.3 in | |
| July | 83°F (28°C) | 6.0 in | Warmest |
| August | 81°F (27°C) | 7.3 in | Wettest |
| September | 77°F (25°C) | 5.6 in | |
| October | 68°F (20°C) | 3.1 in | |
| November | 60°F (16°C) | 2.4 in | Driest |
| December | 53°F (12°C) | 2.9 in |
Vernonburg has a seasonal temperature swing of 32°F / from 51°F in January to 83°F in July. Total annual precipitation is 50.1 inches, with August being the wettest month (7.3") and November the driest (2.4").