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South Mountain, TX
Full City Profile · Texas · Coryell County County
3.0
/5.0
B
Good
295
Population
183/sq mi density
$60,938
Median Income
$33,435 per capita
$170,800
Home Value
$253,605 Zillow
$988
Median Rent
14.4% income on rent
67°F
Avg Temperature
303 sunny days/yr
94
Violent Crime/100K
1,701 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$60,938 median income, 5.4% unemployment
A+
Affordability
5.0 / 5.0
$170,800 home value, $988/mo rent
F
Safety
1.0 / 5.0
94 violent crimes/100K
C
Education
2.2 / 5.0
15.3% bachelor's degree or higher
South Mountain enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 48°F in January while summers reach 84°F in July. The area gets 303 sunny days per year. Annual precipitation totals 37.0 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
48°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 66.5°F |
| 23% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 1,036 ft (316 m) |
| Area | 1.6 sq mi (4.2 km²) |
| Population Density | 183/sq mi |
| Coordinates | 31.4398°N, 97.6793°W |
| Timezone | America/Chicago |
| County | Coryell County County |
| Nearest Airport | Draughon-Miller Central Texas Regional (TPL) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 63.4 / 100 |
| Social Vulnerability | 38.6 / 100 |
| Community Resilience | 14.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 1.8 in | Coldest, Driest |
| February | 50°F (10°C) | 2.3 in | |
| March | 58°F (14°C) | 2.3 in | |
| April | 65°F (18°C) | 3.0 in | |
| May | 73°F (23°C) | 4.3 in | Wettest |
| June | 79°F (26°C) | 3.6 in | |
| July | 84°F (29°C) | 1.9 in | Warmest |
| August | 83°F (28°C) | 2.2 in | |
| September | 77°F (25°C) | 3.4 in | |
| October | 67°F (20°C) | 3.0 in | |
| November | 56°F (13°C) | 2.3 in | |
| December | 48°F (9°C) | 1.8 in |
South Mountain has a seasonal temperature swing of 36°F / from 48°F in January to 84°F in July. Total annual precipitation is 31.9 inches, with May being the wettest month (4.3") and January the driest (1.8").