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Coosawhatchie, SC
Full City Profile · South Carolina · Beaufort County County
3.0
/5.0
B
Good
37
Population
63/sq mi density
64°F
Avg Temperature
304 sunny days/yr
170
Violent Crime/100K
4,094 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
170 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Coosawhatchie enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 48°F in January while summers reach 80°F in July. The area gets 304 sunny days per year. Annual precipitation totals 53.6 inches. Air quality is rated Good with a median AQI of 43.
Temperature
48°F Jan (9°C)
80°F Jul (27°C)
| Annual Average | 64.3°F |
| 19% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 0.6 sq mi (1.6 km²) |
| Population Density | 63/sq mi |
| Coordinates | 32.5863°N, 80.9338°W |
| Timezone | America/New_York |
| County | Beaufort County County |
| Nearest Airport | Lowcountry Regional (RBW) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.1 / 100 |
| Social Vulnerability | 44.6 / 100 |
| Community Resilience | 66.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| 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 | Relatively 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 | — | — | 94 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 4.1 in | Coldest |
| February | 51°F (11°C) | 3.5 in | |
| March | 58°F (14°C) | 4.1 in | |
| April | 64°F (18°C) | 3.2 in | |
| May | 72°F (22°C) | 3.8 in | |
| June | 78°F (25°C) | 5.8 in | |
| July | 80°F (27°C) | 5.7 in | Warmest |
| August | 80°F (27°C) | 6.7 in | Wettest |
| September | 76°F (24°C) | 4.8 in | |
| October | 66°F (19°C) | 2.9 in | |
| November | 58°F (14°C) | 2.4 in | Driest |
| December | 51°F (11°C) | 3.3 in |
Coosawhatchie has a seasonal temperature swing of 32°F / from 48°F in January to 80°F in July. Total annual precipitation is 50.2 inches, with August being the wettest month (6.7") and November the driest (2.4").