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Joanna, SC
Full City Profile · South Carolina · Newberry County County
3.0
/5.0
B
Good
1,375
Population
438/sq mi density
$42,169
Median Income
$27,877 per capita
$107,800
Home Value
$99,334 Zillow
$597
Median Rent
19.7% income on rent
62°F
Avg Temperature
310 sunny days/yr
829
Violent Crime/100K
4,672 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$42,169 median income, 1.0% unemployment
A+
Affordability
5.0 / 5.0
$107,800 home value, $597/mo rent
F
Safety
1.0 / 5.0
829 violent crimes/100K (118% above avg)
C
Education
2.1 / 5.0
14.1% bachelor's degree or higher
Joanna enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 43°F in January while summers reach 80°F in July. The area gets 310 sunny days per year. Annual precipitation totals 46.4 inches. Air quality is rated Good with a median AQI of 43.
Temperature
43°F Jan (6°C)
80°F Jul (27°C)
| Annual Average | 61.8°F |
| 14% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 580 ft (177 m) |
| Area | 3.1 sq mi (8.1 km²) |
| Population Density | 438/sq mi |
| Coordinates | 34.4159°N, 81.8002°W |
| Timezone | America/New_York |
| County | Newberry County County |
| Nearest Airport | Greenville Spartanburg International (GSP) 41 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 62.0 / 100 |
| Social Vulnerability | 73.1 / 100 |
| Community Resilience | 42.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.7 in | Coldest |
| February | 45°F (7°C) | 4.1 in | |
| March | 52°F (11°C) | 5.0 in | Wettest |
| April | 60°F (16°C) | 3.2 in | Driest |
| May | 68°F (20°C) | 3.5 in | |
| June | 75°F (24°C) | 4.0 in | |
| July | 80°F (27°C) | 4.1 in | Warmest |
| August | 78°F (25°C) | 4.2 in | |
| September | 72°F (22°C) | 4.0 in | |
| October | 61°F (16°C) | 3.7 in | |
| November | 52°F (11°C) | 3.4 in | |
| December | 44°F (7°C) | 3.6 in |
Joanna has a seasonal temperature swing of 37°F / from 43°F in January to 80°F in July. Total annual precipitation is 47.4 inches, with March being the wettest month (5.0") and April the driest (3.2").