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Leonville, LA
Full City Profile · Louisiana · St. Landry Parish County
3.1
/5.0
B
Good
1,812
Population
664/sq mi density
$42,188
Median Income
$18,126 per capita
$134,800
Home Value
$125,104 Zillow
$742
Median Rent
28.4% income on rent
69°F
Avg Temperature
313 sunny days/yr
1,738
Violent Crime/100K
7,135 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$42,188 median income, 0.0% unemployment
A+
Affordability
4.9 / 5.0
$134,800 home value, $742/mo rent
F
Safety
1.0 / 5.0
1,738 violent crimes/100K (357% above avg)
C+
Education
2.8 / 5.0
22.1% bachelor's degree or higher
Leonville enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 53°F in January while summers reach 83°F in July. The area gets 313 sunny days per year. Annual precipitation totals 62.8 inches. Air quality is rated Good with a median AQI of 42.
Temperature
53°F Jan (12°C)
83°F Jul (29°C)
| Annual Average | 69.4°F |
| 29% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 27 ft (8 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 664/sq mi |
| Coordinates | 30.4619°N, 91.9835°W |
| Timezone | America/Chicago |
| County | St. Landry Parish County |
| Nearest Airport | Lafayette Regional/Paul Fournet Field (LFT) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.2 / 100 |
| Social Vulnerability | 90.5 / 100 |
| Community Resilience | 77.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 6.0 in | Coldest, Wettest |
| February | 53°F (12°C) | 4.6 in | |
| March | 61°F (16°C) | 4.8 in | |
| April | 67°F (20°C) | 4.9 in | |
| May | 75°F (24°C) | 5.5 in | |
| June | 80°F (27°C) | 5.6 in | |
| July | 83°F (29°C) | 5.9 in | Warmest |
| August | 82°F (28°C) | 5.0 in | |
| September | 78°F (25°C) | 4.9 in | |
| October | 68°F (20°C) | 4.4 in | Driest |
| November | 59°F (15°C) | 5.0 in | |
| December | 53°F (12°C) | 5.6 in |
Leonville has a seasonal temperature swing of 31°F / from 53°F in January to 83°F in July. Total annual precipitation is 62.1 inches, with January being the wettest month (6.0") and October the driest (4.4").