Weather & Climate in Gantt, SC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gantt 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. Annual precipitation totals 47.0 inches (wetter than the 38-inch national average). The area receives 3.9 inches of snow annually. Air quality is rated Good with a median AQI of 48. 55% of days have good air quality. The city sits at an elevation of 924 feet.
Temperature
44°F Jan (7°C)
81°F Jul (27°C)
| Annual Average | 63.3°F |
| 17% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 81°F (27°C) |
Geography
| Elevation | 924 ft (282 m) |
| Area | 9.9 sq mi (25.6 km²) |
| Population Density | 1,540/sq mi |
| Coordinates | 34.7871°N, 82.4013°W |
| Timezone | America/New_York |
| County | Greenville County County |
| Nearest Airport | Greenville Spartanburg International (GSP) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
| Good Days % | 54.5% |
| Unhealthy Days | 0 |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.0 / 100 |
| Social Vulnerability | 21.9 / 100 |
| Community Resilience | 57.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Very High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
47 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Feb 15, 2014 | 12 km ENE of Parksville, South Carolina | M4.1 | 112 km | 5 km |
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 130 km | 5 km |
| Jun 16, 2006 | 9 km W of Maggie Valley, North Carolina | M3.4 | 109 km | 1 km |
| Jan 3, 1992 | 4 km ENE of Willington, South Carolina | M3.4 | 90 km | 3 km |
| Jun 4, 2023 | 4 km NNW of West Canton, North Carolina | M3.2 | 98 km | 0 km |
| Aug 23, 2025 | 3 km N of Coronaca, South Carolina | M3.0 | 62 km | 2 km |
| Feb 16, 2014 | 13 km WNW of Edgefield, South Carolina | M3.0 | 111 km | 7 km |
| Aug 4, 2007 | 12 km ENE of Lake Lure, North Carolina | M3.0 | 83 km | 9 km |
| Jan 1, 1993 | 4 km SSW of Spruce Pine, North Carolina | M3.0 | 125 km | 2 km |
| Feb 18, 2005 | 7 km ENE of Irmo, South Carolina | M2.9 | 140 km | 1 km |
| Aug 23, 2025 | 3 km NNW of Coronaca, South Carolina | M2.9 | 61 km | 7 km |
| Sep 18, 1996 | 6 km E of Clarks Hill, South Carolina | M2.8 | 126 km | 14 km |
| Mar 6, 2006 | 3 km W of Burnsville, North Carolina | M2.8 | 125 km | 4 km |
| Apr 26, 2013 | 9 km E of Lincolnton, Georgia | M2.8 | 113 km | 12 km |
| Feb 12, 2021 | 8 km SW of Banner Hill, Tennessee | M2.8 | 142 km | 3 km |
| May 23, 2023 | 4 km N of West Canton, North Carolina | M2.8 | 97 km | 1 km |
| Aug 14, 2025 | 7 km N of Columbus, North Carolina | M2.7 | 62 km | 6 km |
| Jul 5, 2025 | 11 km ENE of Parksville, South Carolina | M2.7 | 111 km | 4 km |
| Mar 21, 2004 | 16 km ENE of Lake Lure, North Carolina | M2.7 | 86 km | 9 km |
| Jan 7, 1992 | 5 km NNW of Edgefield, South Carolina | M2.7 | 114 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 1989 | Hugo | Category 4 | 138 mph | 119 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
385 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 18 fatalities, 477 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 5, 1989 | EF4 | 54 km | 15.0 mi | 2 |
| Dec 13, 1973 | EF4 | 76 km | 1.0 mi | 2 |
| Mar 31, 1973 | EF4 | 80 km | 22.6 mi | 7 |
| Apr 13, 2020 | EF3 | 65 km | 16.7 mi | 1 |
| Mar 15, 2008 | EF3 | 85 km | 27.5 mi | 0 |
| Aug 16, 1994 | EF3 | 82 km | 30.0 mi | 0 |
| Mar 27, 1994 | EF3 | 94 km | 28.0 mi | 0 |
| Apr 8, 1974 | EF3 | 52 km | 1.0 mi | 0 |
| Dec 13, 1973 | EF3 | 90 km | 17.3 mi | 1 |
| Dec 13, 1973 | EF3 | 76 km | 17.7 mi | 0 |
| Dec 13, 1973 | EF3 | 61 km | 10.7 mi | 0 |
| May 27, 1973 | EF3 | 3 km | 60.2 mi | 0 |
| May 10, 1952 | EF3 | 14 km | 22.7 mi | 2 |
| Mar 23, 2022 | EF2 | 40 km | 6.3 mi | 0 |
| May 3, 2021 | EF2 | 73 km | 29.4 mi | 0 |
| Apr 25, 2020 | EF2 | 12 km | 5.5 mi | 0 |
| Apr 13, 2020 | EF2 | 31 km | 8.0 mi | 0 |
| Feb 6, 2020 | EF2 | 100 km | 8.7 mi | 0 |
| Oct 23, 2017 | EF2 | 43 km | 3.0 mi | 0 |
| Oct 23, 2017 | EF2 | 71 km | 4.9 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: PARTY ROCK (8,572 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | PARTY ROCK | 8,572 | 78 km |
| 2016 | PINNACLE MOUNTAIN | 7,869 | 42 km |
| 2010 | BURNING UNIT | 5,567 | 89 km |
| 2010 | C-94-95 133 RX | 3,192 | 74 km |
| 2009 | UNNAMED | 3,165 | 96 km |
| 2010 | UNNAMED | 2,909 | 77 km |
| 2015 | UNNAMED | 2,690 | 95 km |
| 2017 | UNNAMED | 2,514 | 63 km |
| 2009 | UNNAMED | 2,458 | 93 km |
| 2020 | CHAMBERS-GRAPE-HICKORY AP | 2,421 | 72 km |
| 2017 | UNNAMED | 2,395 | 67 km |
| 2017 | UNNAMED | 2,362 | 72 km |
| 2013 | UNNAMED | 2,274 | 93 km |
| 2013 | UNNAMED | 2,237 | 62 km |
| 2010 | C-142 RX | 2,149 | 77 km |
| 2020 | C-249 LC | 2,084 | 95 km |
| 2021 | UNNAMED | 2,024 | 71 km |
| 2019 | UNNAMED | 2,000 | 66 km |
| 2016 | UNNAMED | 1,964 | 90 km |
| 2009 | UNNAMED | 1,918 | 86 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 4.0 in | Coldest |
| February | 48°F (9°C) | 3.7 in | |
| March | 55°F (13°C) | 4.3 in | |
| April | 63°F (17°C) | 3.6 in | |
| May | 71°F (22°C) | 3.9 in | |
| June | 78°F (26°C) | 3.9 in | |
| July | 81°F (27°C) | 5.2 in | Warmest, Wettest |
| August | 80°F (27°C) | 4.0 in | |
| September | 74°F (24°C) | 3.5 in | |
| October | 64°F (18°C) | 3.2 in | Driest |
| November | 54°F (12°C) | 3.6 in | |
| December | 47°F (8°C) | 4.3 in |
Gantt has a seasonal temperature swing of 37°F / from 44°F in January to 81°F in July. Total annual precipitation is 47.0 inches, with July being the wettest month (5.2") and October the driest (3.2").