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Dulac, LA
Full City Profile · Louisiana · Terrebonne Parish County
2.7
/5.0
C+
Fair
574
Population
36/sq mi density
$56,563
Median Income
$29,905 per capita
$89,700
Home Value
$110,211 Zillow
$827
Median Rent
18.7% income on rent
70°F
Avg Temperature
317 sunny days/yr
618
Violent Crime/100K
4,073 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$56,563 median income, 1.1% unemployment
A+
Affordability
5.0 / 5.0
$89,700 home value, $827/mo rent
F
Safety
1.0 / 5.0
618 violent crimes/100K (63% above avg)
F
Education
1.3 / 5.0
3.2% bachelor's degree or higher
Dulac enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 54°F in January while summers reach 83°F in July. The area gets 317 sunny days per year. Annual precipitation totals 65.4 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
54°F Jan (12°C)
83°F Jul (28°C)
| Annual Average | 69.6°F |
| 29% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | -1 ft (0 m) |
| Area | 16.0 sq mi (41.4 km²) |
| Population Density | 36/sq mi |
| Coordinates | 29.4008°N, 90.6932°W |
| Timezone | America/Chicago |
| County | Terrebonne Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 49 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 9.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.2 / 100 |
| Social Vulnerability | 53.2 / 100 |
| Community Resilience | 96.8 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively 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 | 57°F (14°C) | 4.5 in | |
| March | 63°F (17°C) | 4.6 in | |
| April | 68°F (20°C) | 4.1 in | |
| May | 75°F (24°C) | 5.3 in | |
| June | 80°F (27°C) | 5.8 in | |
| July | 83°F (28°C) | 7.8 in | Warmest, Wettest |
| August | 82°F (28°C) | 7.2 in | |
| September | 79°F (26°C) | 6.5 in | |
| October | 71°F (21°C) | 3.4 in | Driest |
| November | 63°F (17°C) | 4.2 in | |
| December | 57°F (14°C) | 4.6 in |
Dulac has a seasonal temperature swing of 29°F / from 54°F in January to 83°F in July. Total annual precipitation is 63.0 inches, with July being the wettest month (7.8") and October the driest (3.4").