Sunset CDP (Starr County), TX
Full City Profile · Texas · Zapata County County
3.6
/5.0
B+
Good
62
Population
2,067/sq mi density
77°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Education
3.6 / 5.0
0.0% bachelor's degree or higher
Sunset CDP (Starr County) has a warm climate with an average annual temperature of 77°F (25°C). Winters average 60°F in January while summers reach 89°F in July. Annual precipitation totals 19.5 inches. The area receives 0.0 inches of snow annually.
Temperature
60°F Jan (16°C)
89°F Jul (32°C)
| Annual Average | 76.6°F |
| 42% above US avg | |
| January Average | 60°F (16°C) |
| July Average | 89°F (32°C) |
Geography
| Elevation | 262 ft (80 m) |
| Area | 0.0 sq mi (0.1 km²) |
| Population Density | 2,067/sq mi |
| Coordinates | 26.4246°N, 99.0621°W |
| Timezone | America/Chicago |
| County | Zapata County County |
| Nearest Airport | Mc Allen International (MFE) 56 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.4 / 100 |
| Social Vulnerability | 96.8 / 100 |
| Community Resilience | 0.5 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 60°F (16°C) | 0.7 in | Coldest |
| February | 65°F (18°C) | 0.6 in | Driest |
| March | 72°F (22°C) | 0.8 in | |
| April | 78°F (25°C) | 1.2 in | |
| May | 84°F (29°C) | 2.0 in | |
| June | 89°F (31°C) | 1.9 in | |
| July | 89°F (32°C) | 2.0 in | |
| August | 90°F (32°C) | 1.6 in | Warmest |
| September | 85°F (29°C) | 4.9 in | Wettest |
| October | 78°F (26°C) | 1.4 in | |
| November | 69°F (21°C) | 1.3 in | |
| December | 61°F (16°C) | 1.0 in |
Sunset CDP (Starr County) has a seasonal temperature swing of 30°F / from 60°F in January to 90°F in August. Total annual precipitation is 19.5 inches, with September being the wettest month (4.9") and February the driest (0.6").