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Port Arthur, TX
Full City Profile · Texas · Cameron Parish County
2.6
/5.0
C+
Fair
55,779
Population
738/sq mi density
$45,752
Median Income
$25,593 per capita
$96,900
Home Value
$124,353 Zillow
$996
Median Rent
34.3% income on rent
70°F
Avg Temperature
317 sunny days/yr
625
Violent Crime/100K
2,184 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.5 / 5.0
$45,752 median income, 4.1% unemployment
A+
Affordability
5.0 / 5.0
$96,900 home value, $996/mo rent
F
Safety
1.0 / 5.0
625 violent crimes/100K (64% above avg)
D
Education
1.9 / 5.0
11.2% bachelor's degree or higher
Port Arthur enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 54°F in January while summers reach 84°F in July. The area gets 317 sunny days per year. Annual precipitation totals 62.1 inches. Air quality is rated Good with a median AQI of 42.
Temperature
54°F Jan (12°C)
84°F Jul (29°C)
| Annual Average | 69.9°F |
| 29% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 7 ft (2 m) |
| Area | 144.0 sq mi (373.1 km²) |
| Population Density | 738/sq mi |
| Coordinates | 29.9000°N, 93.8944°W |
| Timezone | America/Chicago |
| County | Cameron Parish County |
| Nearest Airport | Jack Brooks Regional (BPT) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 33.7 / 100 |
| Social Vulnerability | 45.4 / 100 |
| Community Resilience | 98.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 5.0 in | Coldest |
| February | 55°F (13°C) | 3.5 in | |
| March | 62°F (17°C) | 3.3 in | Driest |
| April | 68°F (20°C) | 3.5 in | |
| May | 75°F (24°C) | 5.4 in | |
| June | 81°F (27°C) | 5.8 in | |
| July | 84°F (29°C) | 5.5 in | Warmest |
| August | 83°F (28°C) | 5.3 in | |
| September | 79°F (26°C) | 6.1 in | Wettest |
| October | 70°F (21°C) | 4.3 in | |
| November | 61°F (16°C) | 4.6 in | |
| December | 55°F (13°C) | 4.9 in |
Port Arthur has a seasonal temperature swing of 30°F / from 54°F in January to 84°F in July. Total annual precipitation is 56.9 inches, with September being the wettest month (6.1") and March the driest (3.3").