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Sonterra, TX
Full City Profile · Texas · Williamson County County
3.2
/5.0
B
Good
8,576
Population
3,619/sq mi density
$94,728
Median Income
$34,009 per capita
$260,100
Home Value
$259,870 Zillow
$1,753
Median Rent
31.6% income on rent
67°F
Avg Temperature
303 sunny days/yr
287
Violent Crime/100K
955 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$94,728 median income, 3.5% unemployment
A+
Affordability
5.0 / 5.0
$260,100 home value, $1,753/mo rent
F
Safety
1.0 / 5.0
287 violent crimes/100K
C+
Education
2.6 / 5.0
19.8% bachelor's degree or higher
Sonterra 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 37.1 inches. The area receives 0.0 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 | 67.1°F |
| 24% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 868 ft (265 m) |
| Area | 2.4 sq mi (6.1 km²) |
| Population Density | 3,619/sq mi |
| Coordinates | 30.8074°N, 97.5968°W |
| Timezone | America/Chicago |
| County | Williamson 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 Moderate |
| Risk Score | 90.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 87.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 2.0 in | Coldest |
| February | 52°F (11°C) | 2.6 in | |
| March | 59°F (15°C) | 2.2 in | |
| April | 66°F (19°C) | 3.1 in | |
| May | 74°F (23°C) | 4.5 in | Wettest |
| June | 80°F (27°C) | 3.5 in | |
| July | 84°F (29°C) | 1.7 in | Warmest, Driest |
| August | 84°F (29°C) | 2.0 in | |
| September | 78°F (26°C) | 4.1 in | |
| October | 69°F (20°C) | 3.5 in | |
| November | 58°F (14°C) | 2.7 in | |
| December | 50°F (10°C) | 2.1 in |
Sonterra has a seasonal temperature swing of 36°F / from 48°F in January to 84°F in July. Total annual precipitation is 33.9 inches, with May being the wettest month (4.5") and July the driest (1.7").