Big Lake, TX
Full City Profile · Texas · Reagan County County
3.6
/5.0
B+
Good
3,092
Population
1,294/sq mi density
$72,067
Median Income
$27,011 per capita
$155,500
Home Value
$162,658 Zillow
$806
Median Rent
21.5% income on rent
66°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$72,067 median income, 9.1% unemployment
A+
Affordability
5.0 / 5.0
$155,500 home value, $806/mo rent
C
Education
2.4 / 5.0
16.9% bachelor's degree or higher
Big Lake enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 47°F in January while summers reach 83°F in July. Annual precipitation totals 18.2 inches. The area receives 2.3 inches of snow annually.
Temperature
47°F Jan (8°C)
83°F Jul (28°C)
| Annual Average | 65.8°F |
| 22% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 2,682 ft (817 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 1,294/sq mi |
| Coordinates | 31.1941°N, 101.4534°W |
| Timezone | America/Chicago |
| County | Reagan County County |
| Nearest Airport | San Angelo Regional/Mathis Field (SJT) 58 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 5.9 / 100 |
| Social Vulnerability | 46.9 / 100 |
| Community Resilience | 1.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively High |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 1.0 in | Coldest |
| February | 51°F (11°C) | 0.8 in | Driest |
| March | 59°F (15°C) | 1.0 in | |
| April | 67°F (19°C) | 1.5 in | |
| May | 74°F (23°C) | 1.8 in | |
| June | 81°F (27°C) | 2.1 in | |
| July | 83°F (28°C) | 2.1 in | Warmest |
| August | 83°F (28°C) | 1.8 in | |
| September | 76°F (24°C) | 2.3 in | Wettest |
| October | 67°F (19°C) | 1.6 in | |
| November | 56°F (13°C) | 1.4 in | |
| December | 48°F (9°C) | 0.9 in |
Big Lake has a seasonal temperature swing of 36°F / from 47°F in January to 83°F in July. Total annual precipitation is 18.2 inches, with September being the wettest month (2.3") and February the driest (0.8").