Selma, TX
Full City Profile · Texas · Bexar County County
3.7
/5.0
B+
Good
11,302
Population
2,256/sq mi density
$97,153
Median Income
$43,427 per capita
$288,700
Home Value
$284,231 Zillow
$1,796
Median Rent
26.2% income on rent
69°F
Avg Temperature
236
Violent Crime/100K
2,218 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$97,153 median income, 3.9% unemployment
A+
Affordability
5.0 / 5.0
$288,700 home value, $1,796/mo rent
F
Safety
1.0 / 5.0
236 violent crimes/100K
A
Education
4.3 / 5.0
41.1% bachelor's degree or higher
Selma enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 52°F in January while summers reach 85°F in July. Annual precipitation totals 32.4 inches. The area receives 0.2 inches of snow annually. Air quality is rated Moderate with a median AQI of 52.
Temperature
52°F Jan (11°C)
85°F Jul (29°C)
| Annual Average | 69.3°F |
| 28% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 85°F (29°C) |
Geography
| Elevation | 750 ft (229 m) |
| Area | 5.0 sq mi (13.0 km²) |
| Population Density | 2,256/sq mi |
| Coordinates | 29.5865°N, 98.3153°W |
| Timezone | America/Chicago |
| County | Bexar County County |
| Nearest Airport | San Antonio International (SAT) 10 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 52.0 |
| Rating | Moderate |
| Good Days % | 47.5% |
| Unhealthy Days | 22 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0450 ppm |
| NO₂ (Nitrogen Dioxide) | 8.5 ppb |
| SO₂ (Sulfur Dioxide) | 0.47 ppb |
| CO (Carbon Monoxide) | 0.25 ppm |
| PM2.5 (Fine Particles) | 7.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 99.4 / 100 |
| Social Vulnerability | 57.2 / 100 |
| Community Resilience | 21.7 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Very High |
| Hail | Very High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 2.0 in | Coldest |
| February | 57°F (14°C) | 1.7 in | Driest |
| March | 62°F (17°C) | 2.3 in | |
| April | 69°F (21°C) | 2.4 in | |
| May | 76°F (25°C) | 4.4 in | Wettest |
| June | 82°F (28°C) | 3.3 in | |
| July | 85°F (29°C) | 2.4 in | |
| August | 85°F (29°C) | 2.2 in | Warmest |
| September | 79°F (26°C) | 3.9 in | |
| October | 72°F (22°C) | 3.8 in | |
| November | 61°F (16°C) | 2.1 in | |
| December | 53°F (12°C) | 2.0 in |
Selma has a seasonal temperature swing of 33°F / from 52°F in January to 85°F in August. Total annual precipitation is 32.4 inches, with May being the wettest month (4.4") and February the driest (1.7").