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Weather & Climate in Beech Island, SC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Beech Island enjoys a temperate climate with an average annual temperature of 65°F (19°C). Winters average 47°F in January while summers reach 83°F in July. The area gets 308 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 44.1 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 229 feet.
Temperature
47°F Jan (9°C)
83°F Jul (28°C)
| Annual Average | 65.4°F |
| 21% above US avg | |
| January Average | 47°F (9°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 229 ft (70 m) |
| Area | 4.9 sq mi (12.7 km²) |
| Population Density | 232/sq mi |
| Coordinates | 33.4286°N, 81.8903°W |
| Timezone | America/New_York |
| County | Aiken County County |
| Nearest Airport | Augusta Regional At Bush Field (AGS) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 84.2 / 100 |
| Social Vulnerability | 50.8 / 100 |
| Community Resilience | 33.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| 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 | 47 km | 5 km |
| Jun 18, 2022 | 7 km E of Stillmore, Georgia | M3.9 | 111 km | 1 km |
| Jun 29, 2022 | 6 km E of Elgin, South Carolina | M3.6 | 135 km | 3 km |
| Jul 13, 2003 | 6 km N of Cobbtown, Georgia | M3.6 | 124 km | 5 km |
| Jun 29, 2022 | 6 km E of Elgin, South Carolina | M3.5 | 135 km | 3 km |
| Mar 18, 2003 | 11 km S of Rayle, Georgia | M3.5 | 97 km | 5 km |
| Jun 26, 2022 | 6 km E of Elgin, South Carolina | M3.4 | 135 km | 4 km |
| Jan 3, 1992 | 4 km ENE of Willington, South Carolina | M3.4 | 79 km | 3 km |
| May 9, 2022 | 5 km ESE of Elgin, South Carolina | M3.3 | 134 km | 4 km |
| Aug 8, 1993 | 12 km ENE of Aiken, South Carolina | M3.2 | 34 km | 9 km |
| Dec 7, 2009 | 4 km WNW of Deepstep, Georgia | M3.2 | 113 km | 7 km |
| Jun 20, 2017 | 6 km SW of Augusta, Georgia | M3.2 | 12 km | 13 km |
| Apr 4, 2009 | 15 km N of Milledgeville, Georgia | M3.1 | 124 km | 0 km |
| Aug 23, 2025 | 3 km N of Coronaca, South Carolina | M3.0 | 97 km | 2 km |
| Feb 16, 2014 | 13 km WNW of Edgefield, South Carolina | M3.0 | 48 km | 7 km |
| Feb 18, 2005 | 7 km ENE of Irmo, South Carolina | M2.9 | 105 km | 1 km |
| Aug 23, 2025 | 3 km NNW of Coronaca, South Carolina | M2.9 | 98 km | 7 km |
| Apr 26, 2013 | 9 km E of Lincolnton, Georgia | M2.8 | 59 km | 12 km |
| Sep 18, 1996 | 6 km E of Clarks Hill, South Carolina | M2.8 | 34 km | 14 km |
| May 10, 2022 | 5 km E of Elgin, South Carolina | M2.8 | 135 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Helene | Category 2 | 109 mph | 271 km |
| 2023 | Idalia | Category 1 | — | 294 km |
| 2022 | Ian | Category 1 | 86 mph | 250 km |
| 2020 | Isaias | Category 1 | 92 mph | 269 km |
| 2019 | Dorian | Category 3 | 115 mph | 285 km |
| 2018 | Michael | Category 3 | 92 mph | 239 km |
| 2016 | Matthew | Category 2 | 98 mph | 197 km |
| 2004 | Charley | Category 1 | 81 mph | 237 km |
| 2004 | Gaston | Category 1 | 75 mph | 218 km |
| 1999 | Irene | Category 1 | 81 mph | 295 km |
| 1989 | Hugo | Category 4 | 138 mph | 148 km |
| 1985 | Bob | Category 1 | 75 mph | 189 km |
| 1985 | Kate | Category 1 | 75 mph | 262 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
417 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 29 fatalities, 443 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 13, 2020 | EF4 | 98 km | 23.7 mi | 5 |
| Dec 13, 1973 | EF4 | 84 km | 1.0 mi | 2 |
| Mar 31, 1973 | EF4 | 96 km | 22.6 mi | 7 |
| Apr 5, 2022 | EF3 | 72 km | 34.5 mi | 0 |
| Apr 5, 2022 | EF3 | 73 km | 13.3 mi | 0 |
| Apr 13, 2020 | EF3 | 62 km | 5.4 mi | 0 |
| Apr 13, 2020 | EF3 | 48 km | 35.7 mi | 2 |
| Apr 13, 2020 | EF3 | 36 km | 8.5 mi | 0 |
| Apr 13, 2020 | EF3 | 57 km | 1.4 mi | 0 |
| Apr 13, 2020 | EF3 | 24 km | 37.9 mi | 0 |
| Apr 10, 2009 | EF3 | 44 km | 26.3 mi | 0 |
| Apr 10, 2009 | EF3 | 35 km | 17.7 mi | 0 |
| Apr 10, 2009 | EF3 | 98 km | 6.8 mi | 0 |
| Apr 10, 2009 | EF3 | 4 km | 14.6 mi | 0 |
| Feb 18, 2009 | EF3 | 95 km | 10.4 mi | 1 |
| Feb 18, 2009 | EF3 | 95 km | 19.7 mi | 0 |
| Mar 15, 2008 | EF3 | 90 km | 27.5 mi | 0 |
| Mar 15, 2008 | EF3 | 98 km | 10.1 mi | 0 |
| Dec 10, 2004 | EF3 | 100 km | 1.5 mi | 0 |
| May 7, 1998 | EF3 | 52 km | 5.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (8,427 acres, 2009).
| Year | Name | Acres Burned | Distance |
| 2009 | UNNAMED | 8,427 | 31 km |
| 2014 | UNNAMED | 3,897 | 46 km |
| 2019 | UNNAMED | 3,772 | 46 km |
| 2009 | UNNAMED | 3,165 | 77 km |
| 2010 | UNNAMED | 2,968 | 29 km |
| 2021 | C-326/327 LC | 2,852 | 30 km |
| 2010 | UNNAMED | 2,796 | 43 km |
| 2008 | UNNAMED | 2,711 | 44 km |
| 2013 | UNNAMED | 2,654 | 52 km |
| 2010 | UNNAMED | 2,532 | 45 km |
| 2008 | UNNAMED | 2,407 | 34 km |
| 2010 | UNNAMED | 2,330 | 40 km |
| 2018 | UNNAMED | 2,262 | 36 km |
| 2009 | UNNAMED | 2,228 | 43 km |
| 2009 | UNNAMED | 2,216 | 34 km |
| 2020 | C-56 RX BURN | 2,183 | 40 km |
| 2018 | C- 80 RX BURN | 2,173 | 43 km |
| 2020 | C-249 LC | 2,084 | 79 km |
| 2022 | C-297 LC | 2,060 | 48 km |
| 2020 | C-250 LC | 1,887 | 76 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (9°C) | 4.3 in | Coldest |
| February | 49°F (9°C) | 4.2 in | |
| March | 56°F (13°C) | 4.7 in | Wettest |
| April | 63°F (17°C) | 3.3 in | |
| May | 71°F (22°C) | 3.7 in | |
| June | 78°F (25°C) | 4.3 in | |
| July | 83°F (28°C) | 4.4 in | Warmest |
| August | 80°F (27°C) | 4.6 in | |
| September | 75°F (24°C) | 3.1 in | |
| October | 64°F (18°C) | 3.0 in | |
| November | 55°F (13°C) | 2.6 in | Driest |
| December | 48°F (9°C) | 3.5 in |
Beech Island has a seasonal temperature swing of 35°F / from 47°F in January to 83°F in July. Total annual precipitation is 45.6 inches, with March being the wettest month (4.7") and November the driest (2.6").