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Weather & Climate in Fountain Inn, SC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fountain Inn enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 79°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 50.2 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 861 feet.
Temperature
42°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 60.6°F |
| 12% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 861 ft (262 m) |
| Area | 7.0 sq mi (18.2 km²) |
| Population Density | 1,315/sq mi |
| Coordinates | 34.6967°N, 82.2021°W |
| Timezone | America/New_York |
| County | Greenville County County |
| Nearest Airport | Greenville Spartanburg International (GSP) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
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
59 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 | 98 km | 5 km |
| Apr 13, 1998 | 9 km S of Kershaw, South Carolina | M3.9 | 149 km | 7 km |
| Jun 29, 2022 | 6 km E of Elgin, South Carolina | M3.6 | 148 km | 3 km |
| Jun 29, 2022 | 6 km E of Elgin, South Carolina | M3.5 | 147 km | 3 km |
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 129 km | 5 km |
| Jun 26, 2022 | 6 km E of Elgin, South Carolina | M3.4 | 148 km | 4 km |
| Jan 3, 1992 | 4 km ENE of Willington, South Carolina | M3.4 | 82 km | 3 km |
| Jun 16, 2006 | 9 km W of Maggie Valley, North Carolina | M3.4 | 129 km | 1 km |
| May 9, 2022 | 5 km ESE of Elgin, South Carolina | M3.3 | 148 km | 4 km |
| Jun 4, 2023 | 4 km NNW of West Canton, North Carolina | M3.2 | 116 km | 0 km |
| Jun 20, 2017 | 6 km SW of Augusta, Georgia | M3.2 | 142 km | 13 km |
| Aug 8, 1993 | 12 km ENE of Aiken, South Carolina | M3.2 | 135 km | 9 km |
| Aug 23, 2025 | 3 km N of Coronaca, South Carolina | M3.0 | 47 km | 2 km |
| Aug 4, 2007 | 12 km ENE of Lake Lure, North Carolina | M3.0 | 88 km | 9 km |
| Feb 16, 2014 | 13 km WNW of Edgefield, South Carolina | M3.0 | 97 km | 7 km |
| Jan 1, 1993 | 4 km SSW of Spruce Pine, North Carolina | M3.0 | 132 km | 2 km |
| Feb 18, 2005 | 7 km ENE of Irmo, South Carolina | M2.9 | 119 km | 1 km |
| Aug 23, 2025 | 3 km NNW of Coronaca, South Carolina | M2.9 | 46 km | 7 km |
| Mar 6, 2006 | 3 km W of Burnsville, North Carolina | M2.8 | 136 km | 4 km |
| Sep 18, 1996 | 6 km E of Clarks Hill, South Carolina | M2.8 | 114 km | 14 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 | 101 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
413 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 26 fatalities, 494 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 5, 1989 | EF4 | 49 km | 15.0 mi | 2 |
| Mar 28, 1984 | EF4 | 89 km | 21.0 mi | 5 |
| Dec 13, 1973 | EF4 | 60 km | 1.0 mi | 2 |
| Mar 31, 1973 | EF4 | 76 km | 22.6 mi | 7 |
| Apr 13, 2020 | EF3 | 81 km | 16.7 mi | 1 |
| Mar 15, 2008 | EF3 | 66 km | 27.5 mi | 0 |
| May 7, 1998 | EF3 | 92 km | 5.0 mi | 0 |
| Aug 16, 1994 | EF3 | 63 km | 30.0 mi | 0 |
| Mar 28, 1984 | EF3 | 83 km | 19.0 mi | 0 |
| Apr 8, 1974 | EF3 | 59 km | 1.0 mi | 0 |
| Dec 13, 1973 | EF3 | 71 km | 17.3 mi | 1 |
| Dec 13, 1973 | EF3 | 63 km | 17.7 mi | 0 |
| Dec 13, 1973 | EF3 | 48 km | 10.7 mi | 0 |
| May 27, 1973 | EF3 | 22 km | 60.2 mi | 0 |
| May 10, 1952 | EF3 | 12 km | 22.7 mi | 2 |
| Mar 23, 2022 | EF2 | 60 km | 6.3 mi | 0 |
| May 3, 2021 | EF2 | 74 km | 29.4 mi | 0 |
| Apr 25, 2020 | EF2 | 28 km | 5.5 mi | 0 |
| Apr 13, 2020 | EF2 | 52 km | 8.0 mi | 0 |
| Feb 6, 2020 | EF2 | 90 km | 8.7 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 | 86 km |
| 2016 | PINNACLE MOUNTAIN | 7,869 | 62 km |
| 2010 | BURNING UNIT | 5,567 | 70 km |
| 2010 | C-94-95 133 RX | 3,192 | 53 km |
| 2009 | UNNAMED | 3,165 | 89 km |
| 2010 | UNNAMED | 2,909 | 56 km |
| 2015 | UNNAMED | 2,690 | 75 km |
| 2013 | UNNAMED | 2,654 | 94 km |
| 2017 | UNNAMED | 2,514 | 42 km |
| 2009 | UNNAMED | 2,458 | 73 km |
| 2020 | CHAMBERS-GRAPE-HICKORY AP | 2,421 | 91 km |
| 2017 | UNNAMED | 2,395 | 47 km |
| 2017 | UNNAMED | 2,362 | 52 km |
| 2013 | UNNAMED | 2,274 | 73 km |
| 2013 | UNNAMED | 2,237 | 42 km |
| 2010 | C-142 RX | 2,149 | 56 km |
| 2020 | C-249 LC | 2,084 | 89 km |
| 2021 | UNNAMED | 2,024 | 50 km |
| 2019 | UNNAMED | 2,000 | 45 km |
| 2016 | UNNAMED | 1,964 | 71 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 4.8 in | Coldest |
| February | 44°F (7°C) | 4.4 in | |
| March | 52°F (11°C) | 5.4 in | Wettest |
| April | 60°F (15°C) | 3.6 in | Driest |
| May | 68°F (20°C) | 4.4 in | |
| June | 75°F (24°C) | 4.0 in | |
| July | 79°F (26°C) | 4.3 in | Warmest |
| August | 77°F (25°C) | 4.2 in | |
| September | 72°F (22°C) | 3.9 in | |
| October | 61°F (16°C) | 4.1 in | |
| November | 51°F (11°C) | 3.9 in | |
| December | 44°F (6°C) | 4.1 in |
Fountain Inn has a seasonal temperature swing of 38°F / from 42°F in January to 79°F in July. Total annual precipitation is 51.1 inches, with March being the wettest month (5.4") and April the driest (3.6").