Union Grove, TX
Full City Profile · Texas · Gregg County County
4.5
/5.0
A+
Excellent
764
Population
813/sq mi density
$203,594
Median Income
$75,699 per capita
$224,300
Home Value
$164,982 Zillow
$1,125
Median Rent
31.3% income on rent
65°F
Avg Temperature
A+
Overall
4.5 / 5.0
Strong
A+
Economy
5.0 / 5.0
$203,594 median income, 1.0% unemployment
A+
Affordability
5.0 / 5.0
$224,300 home value, $1,125/mo rent
B+
Education
3.6 / 5.0
32.5% bachelor's degree or higher
Union Grove enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 46°F in January while summers reach 83°F in July. Annual precipitation totals 52.8 inches. The area receives 0.9 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
46°F Jan (8°C)
83°F Jul (28°C)
| Annual Average | 65.2°F |
| 21% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 393 ft (120 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 813/sq mi |
| Coordinates | 32.5750°N, 94.9151°W |
| Timezone | America/Chicago |
| County | Gregg County County |
| Nearest Airport | East Texas Regional (GGG) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 89.4% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0448 ppm |
| NO₂ (Nitrogen Dioxide) | 5.3 ppb |
| SO₂ (Sulfur Dioxide) | 0.44 ppb |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.0 / 100 |
| Social Vulnerability | 60.6 / 100 |
| Community Resilience | 30.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 4.5 in | Coldest |
| February | 50°F (10°C) | 4.6 in | |
| March | 58°F (14°C) | 4.9 in | |
| April | 65°F (18°C) | 4.8 in | |
| May | 73°F (23°C) | 5.6 in | Wettest |
| June | 80°F (27°C) | 4.3 in | |
| July | 83°F (28°C) | 3.5 in | Warmest |
| August | 83°F (28°C) | 3.0 in | Driest |
| September | 77°F (25°C) | 3.8 in | |
| October | 66°F (19°C) | 4.8 in | |
| November | 55°F (13°C) | 4.0 in | |
| December | 48°F (9°C) | 5.3 in |
Union Grove has a seasonal temperature swing of 37°F / from 46°F in January to 83°F in July. Total annual precipitation is 52.8 inches, with May being the wettest month (5.6") and August the driest (3.0").