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Harlingen, TX
Full City Profile · Texas · Cameron County County
3.0
/5.0
B
Good
71,669
Population
1,780/sq mi density
$55,891
Median Income
$26,217 per capita
$125,700
Home Value
$195,234 Zillow
$893
Median Rent
28.7% income on rent
76°F
Avg Temperature
312 sunny days/yr
417
Violent Crime/100K
4,814 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$55,891 median income, 2.9% unemployment
A+
Affordability
5.0 / 5.0
$125,700 home value, $893/mo rent
F
Safety
1.0 / 5.0
417 violent crimes/100K (10% above avg)
C+
Education
2.7 / 5.0
21.7% bachelor's degree or higher
Harlingen has a warm climate with an average annual temperature of 76°F (24°C). Winters average 61°F in January while summers reach 87°F in July. The area gets 312 sunny days per year. Annual precipitation totals 28.2 inches. The area receives 0.1 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
61°F Jan (16°C)
87°F Jul (30°C)
| Annual Average | 75.6°F |
| 40% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 87°F (30°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 40.3 sq mi (104.4 km²) |
| Population Density | 1,780/sq mi |
| Coordinates | 26.1912°N, 97.6974°W |
| Timezone | America/Chicago |
| County | Cameron County County |
| Nearest Airport | Valley International (HRL) 4 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0363 ppm |
| PM2.5 (Fine Particles) | 9.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.3 / 100 |
| Social Vulnerability | 91.7 / 100 |
| Community Resilience | 6.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 1.6 in | |
| February | 62°F (17°C) | 1.6 in | |
| March | 69°F (21°C) | 0.8 in | Driest |
| April | 74°F (23°C) | 1.5 in | |
| May | 79°F (26°C) | 3.0 in | |
| June | 83°F (28°C) | 3.0 in | |
| July | 87°F (30°C) | 2.0 in | Warmest |
| August | 85°F (29°C) | 2.8 in | |
| September | 81°F (27°C) | 5.5 in | Wettest |
| October | 75°F (24°C) | 2.5 in | |
| November | 68°F (20°C) | 1.5 in | |
| December | 61°F (16°C) | 1.3 in | Coldest |
Harlingen has a seasonal temperature swing of 26°F / from 61°F in December to 87°F in July. Total annual precipitation is 27.0 inches, with September being the wettest month (5.5") and March the driest (0.8").