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Marietta, TX
Full City Profile · Texas · Morris County County
2.4
/5.0
C
Fair
220
Population
379/sq mi density
$36,667
Median Income
$15,199 per capita
$152,100
Home Value
$146,641 Zillow
63°F
Avg Temperature
304 sunny days/yr
438
Violent Crime/100K
1,751 property/100K
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.4 / 5.0
$36,667 median income, 3.0% unemployment
A
Affordability
4.3 / 5.0
$152,100 home value, /mo rent
F
Safety
1.0 / 5.0
438 violent crimes/100K (15% above avg)
D
Education
1.7 / 5.0
9.2% bachelor's degree or higher
Marietta enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 44°F in January while summers reach 82°F in July. The area gets 304 sunny days per year. Annual precipitation totals 52.8 inches. The area receives 2.7 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
44°F Jan (6°C)
82°F Jul (28°C)
| Annual Average | 63.1°F |
| 17% above US avg | |
| January Average | 44°F (6°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 351 ft (107 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 379/sq mi |
| Coordinates | 33.1735°N, 94.5425°W |
| Timezone | America/Chicago |
| County | Morris County County |
| Nearest Airport | Mount Pleasant Regional (MPS) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 34.5 / 100 |
| Social Vulnerability | 97.5 / 100 |
| Community Resilience | 66.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively High |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (6°C) | 2.9 in | Coldest |
| February | 48°F (9°C) | 3.7 in | |
| March | 55°F (13°C) | 4.5 in | |
| April | 63°F (17°C) | 4.5 in | |
| May | 71°F (21°C) | 4.8 in | Wettest |
| June | 78°F (25°C) | 4.1 in | |
| July | 82°F (28°C) | 3.3 in | Warmest |
| August | 81°F (27°C) | 2.6 in | Driest |
| September | 75°F (24°C) | 3.6 in | |
| October | 64°F (18°C) | 3.9 in | |
| November | 54°F (12°C) | 4.8 in | |
| December | 46°F (8°C) | 4.4 in |
Marietta has a seasonal temperature swing of 38°F / from 44°F in January to 82°F in July. Total annual precipitation is 47.2 inches, with May being the wettest month (4.8") and August the driest (2.6").