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Eureka, TX
Full City Profile · Texas · Navarro County County
3.1
/5.0
B
Good
280
Population
117/sq mi density
$85,795
Median Income
$40,158 per capita
$156,300
Home Value
$271,532 Zillow
67°F
Avg Temperature
330 sunny days/yr
501
Violent Crime/100K
4,684 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$85,795 median income, 6.6% unemployment
A+
Affordability
5.0 / 5.0
$156,300 home value, /mo rent
F
Safety
1.0 / 5.0
501 violent crimes/100K (32% above avg)
C
Education
2.4 / 5.0
17.0% bachelor's degree or higher
Eureka enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 48°F in January while summers reach 85°F in July. The area gets 330 sunny days per year. Annual precipitation totals 39.3 inches. Air quality is rated Good with a median AQI of 42.
Temperature
48°F Jan (9°C)
85°F Jul (29°C)
| Annual Average | 67.0°F |
| 24% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 371 ft (113 m) |
| Area | 2.4 sq mi (6.2 km²) |
| Population Density | 117/sq mi |
| Coordinates | 32.0068°N, 96.2706°W |
| Timezone | America/Chicago |
| County | Navarro County County |
| Nearest Airport | Tyler Pounds Regional (TYR) 56 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0459 ppm |
| NO₂ (Nitrogen Dioxide) | 5.8 ppb |
| SO₂ (Sulfur Dioxide) | 2.87 ppb |
| PM2.5 (Fine Particles) | 9.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 75.3 / 100 |
| Social Vulnerability | 71.6 / 100 |
| Community Resilience | 27.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 2.5 in | Coldest |
| February | 50°F (10°C) | 3.1 in | |
| March | 58°F (14°C) | 3.3 in | |
| April | 65°F (18°C) | 3.5 in | |
| May | 73°F (23°C) | 4.9 in | Wettest |
| June | 80°F (26°C) | 3.4 in | |
| July | 85°F (29°C) | 2.0 in | Warmest, Driest |
| August | 84°F (29°C) | 2.1 in | |
| September | 78°F (25°C) | 3.6 in | |
| October | 68°F (20°C) | 4.2 in | |
| November | 57°F (14°C) | 3.4 in | |
| December | 49°F (9°C) | 3.4 in |
Eureka has a seasonal temperature swing of 37°F / from 48°F in January to 85°F in July. Total annual precipitation is 39.3 inches, with May being the wettest month (4.9") and July the driest (2.0").