All Countries
Weather & Climate in Vernonburg, GA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
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, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 48.1 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 44. The city sits at an elevation of 11 feet.
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 |
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)
Earthquake History
31 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Aug 21, 1992 | 1 km SSE of Centerville, South Carolina | M4.1 | 145 km | 7 km |
| Jun 18, 2022 | 7 km E of Stillmore, Georgia | M3.9 | 110 km | 1 km |
| Apr 17, 1995 | 0 km NNW of Centerville, South Carolina | M3.9 | 145 km | 8 km |
| Jul 13, 2003 | 6 km N of Cobbtown, Georgia | M3.6 | 105 km | 5 km |
| Nov 13, 1990 | 4 km SSW of Ladson, South Carolina | M3.5 | 143 km | 3 km |
| Nov 8, 2002 | 24 km SSE of Kiawah Island, South Carolina | M3.5 | 121 km | 4 km |
| Aug 29, 2009 | 2 km NE of Summerville, South Carolina | M3.2 | 149 km | 5 km |
| May 5, 2003 | 4 km NNW of Summerville, South Carolina | M3.1 | 149 km | 11 km |
| Jul 20, 2004 | 7 km WSW of Centerville, South Carolina | M3.1 | 139 km | 10 km |
| Mar 19, 2014 | 0 km WNW of Centerville, South Carolina | M3.0 | 145 km | 7 km |
| Jul 26, 2002 | 4 km NNW of Summerville, South Carolina | M3.0 | 149 km | 10 km |
| Mar 2, 2003 | 7 km S of Centerville, South Carolina | M2.9 | 140 km | 7 km |
| Feb 7, 1990 | 9 km S of Centerville, South Carolina | M2.9 | 138 km | 9 km |
| Jul 16, 2002 | 5 km SSW of Ladson, South Carolina | M2.8 | 142 km | 7 km |
| May 12, 2010 | 6 km SSW of Ladson, South Carolina | M2.8 | 142 km | 1 km |
| Jul 31, 2012 | 5 km S of Centerville, South Carolina | M2.8 | 141 km | 8 km |
| Jan 11, 2002 | 6 km SSW of Ladson, South Carolina | M2.7 | 141 km | 6 km |
| Jan 4, 2012 | 3 km SSW of Centerville, South Carolina | M2.6 | 142 km | 5 km |
| May 11, 1990 | 5 km SSE of Centerville, South Carolina | M2.6 | 142 km | 6 km |
| Jun 12, 2003 | 5 km WSW of Centerville, South Carolina | M2.6 | 141 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
19 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Helene | Category 4 | 138 mph | 219 km |
| 2023 | Idalia | Category 3 | 115 mph | 199 km |
| 2022 | Ian | Category 1 | 86 mph | 207 km |
| 2020 | Isaias | Category 1 | 92 mph | 153 km |
| 2019 | Dorian | Category 3 | 115 mph | 157 km |
| 2018 | Michael | Category 1 | - | 262 km |
| 2016 | Matthew | Category 3 | 115 mph | 60 km |
| 2014 | Arthur | Category 1 | 92 mph | 214 km |
| 2005 | Ophelia | Category 1 | 81 mph | 293 km |
| 2004 | Gaston | Category 1 | 75 mph | 178 km |
| 2004 | Charley | Category 1 | 86 mph | 122 km |
| 1999 | Floyd | Category 3 | 115 mph | 214 km |
| 1999 | Dennis | Category 2 | 104 mph | 277 km |
| 1999 | Irene | Category 1 | 81 mph | 156 km |
| 1996 | Bertha | Category 2 | 104 mph | 251 km |
| 1989 | Hugo | Category 4 | 138 mph | 155 km |
| 1985 | Kate | Category 1 | 75 mph | 231 km |
| 1985 | Bob | Category 1 | 75 mph | 64 km |
| 1984 | Diana | Category 3 | 127 mph | 194 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
210 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 16 fatalities, 260 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 5, 2022 | EF4 | 53 km | 14.4 mi | 1 |
| Apr 13, 2020 | EF4 | 84 km | 23.7 mi | 5 |
| May 11, 2008 | EF4 | 70 km | 11.0 mi | 0 |
| Apr 9, 1998 | EF3 | 49 km | 8.0 mi | 2 |
| Apr 13, 2020 | EF2 | 93 km | 1.2 mi | 0 |
| May 23, 2017 | EF2 | 12 km | 7.5 mi | 0 |
| Feb 9, 2017 | EF2 | 59 km | 9.8 mi | 0 |
| Oct 27, 2009 | EF2 | 56 km | 0.8 mi | 0 |
| Mar 15, 2008 | EF2 | 41 km | 0.5 mi | 0 |
| Mar 15, 2008 | EF2 | 50 km | 7.0 mi | 0 |
| Jul 1, 2003 | EF2 | 91 km | 6.0 mi | 0 |
| Jul 1, 2003 | EF2 | 87 km | 7.0 mi | 0 |
| Sep 3, 1998 | EF2 | 78 km | 18.0 mi | 1 |
| Apr 9, 1998 | EF2 | 64 km | 24.5 mi | 4 |
| May 3, 1984 | EF2 | 84 km | 20.0 mi | 0 |
| May 23, 1980 | EF2 | 10 km | 1.0 mi | 0 |
| May 3, 1975 | EF2 | 59 km | 5.4 mi | 0 |
| May 12, 1974 | EF2 | 77 km | 9.4 mi | 2 |
| May 12, 1974 | EF2 | 57 km | 0.6 mi | 0 |
| Nov 9, 1973 | EF2 | 5 km | 1.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
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.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (12,186 acres, 2008).
| Year | Name | Acres Burned | Distance |
| 2008 | UNNAMED | 12,186 | 51 km |
| 2007 | UNNAMED | 10,963 | 43 km |
| 2008 | UNNAMED | 10,163 | 41 km |
| 2008 | UNNAMED | 4,291 | 63 km |
| 2010 | UNNAMED | 4,269 | 62 km |
| 2008 | UNNAMED | 4,021 | 45 km |
| 2011 | ELIM CHURCH RD. FIRE | 3,850 | 63 km |
| 2001 | UNNAMED | 3,827 | 64 km |
| 2010 | UNNAMED | 3,746 | 61 km |
| 2010 | UNNAMED | 3,521 | 42 km |
| 1994 | UNNAMED | 3,469 | 59 km |
| 2010 | UNNAMED | 2,990 | 59 km |
| 2004 | UNNAMED | 2,880 | 42 km |
| 2008 | UNNAMED | 2,845 | 22 km |
| 2008 | UNNAMED | 2,768 | 34 km |
| 2008 | UNNAMED | 2,748 | 36 km |
| 1994 | UNNAMED | 2,732 | 57 km |
| 2004 | UNNAMED | 2,661 | 87 km |
| 2008 | UNNAMED | 2,650 | 39 km |
| 2004 | UNNAMED | 2,553 | 59 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
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").