Des Allemands, LA
Full City Profile · Louisiana · St. Charles Parish County
3.8
/5.0
B+
Good
2,565
Population
258/sq mi density
$88,906
Median Income
$63,471 per capita
$183,900
Home Value
$233,892 Zillow
$1,685
Median Rent
35.7% income on rent
71°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$88,906 median income, 4.4% unemployment
A+
Affordability
5.0 / 5.0
$183,900 home value, $1,685/mo rent
D
Education
1.9 / 5.0
11.5% bachelor's degree or higher
Des Allemands has a warm climate with an average annual temperature of 71°F (22°C). Winters average 54°F in January while summers reach 84°F in July. Annual precipitation totals 66.0 inches. The area receives 0.0 inches of snow annually.
Temperature
54°F Jan (12°C)
84°F Jul (29°C)
| Annual Average | 70.5°F |
| 31% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 84°F (29°C) |
Geography
| Elevation | -4 ft (-1 m) |
| Area | 12.2 sq mi (31.7 km²) |
| Population Density | 258/sq mi |
| Coordinates | 29.8154°N, 90.4705°W |
| Timezone | America/Chicago |
| County | St. Charles Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 18 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 85.1 / 100 |
| Social Vulnerability | 41.7 / 100 |
| Community Resilience | 100.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 5.0 in | Coldest |
| February | 58°F (14°C) | 4.6 in | |
| March | 64°F (18°C) | 4.8 in | |
| April | 70°F (21°C) | 5.0 in | |
| May | 77°F (25°C) | 6.3 in | |
| June | 82°F (28°C) | 7.7 in | Wettest |
| July | 84°F (29°C) | 6.6 in | |
| August | 84°F (29°C) | 7.2 in | Warmest |
| September | 81°F (27°C) | 6.0 in | |
| October | 73°F (23°C) | 4.4 in | |
| November | 62°F (17°C) | 3.3 in | Driest |
| December | 57°F (14°C) | 5.2 in |
Des Allemands has a seasonal temperature swing of 30°F / from 54°F in January to 84°F in August. Total annual precipitation is 66.0 inches, with June being the wettest month (7.7") and November the driest (3.3").