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Henderson, LA
Full City Profile · Louisiana · St. Martin Parish County
2.7
/5.0
C+
Fair
1,640
Population
548/sq mi density
$42,700
Median Income
$23,145 per capita
$82,100
Home Value
$104,402 Zillow
$720
Median Rent
16.6% income on rent
69°F
Avg Temperature
313 sunny days/yr
832
Violent Crime/100K
1,830 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$42,700 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$82,100 home value, $720/mo rent
F
Safety
1.0 / 5.0
832 violent crimes/100K (119% above avg)
F
Education
1.2 / 5.0
2.9% bachelor's degree or higher
Henderson 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 | 13 ft (4 m) |
| Area | 1.9 sq mi (5.0 km²) |
| Population Density | 548/sq mi |
| Coordinates | 30.3178°N, 91.8037°W |
| Timezone | America/Chicago |
| County | St. Martin Parish County |
| Nearest Airport | Lafayette Regional/Paul Fournet Field (LFT) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0410 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.3 / 100 |
| Social Vulnerability | 88.0 / 100 |
| Community Resilience | 81.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 5.6 in | Coldest |
| February | 54°F (12°C) | 4.5 in | |
| March | 61°F (16°C) | 4.6 in | |
| April | 67°F (20°C) | 4.7 in | |
| May | 74°F (23°C) | 5.2 in | |
| June | 80°F (26°C) | 5.7 in | |
| July | 83°F (29°C) | 6.5 in | Warmest, Wettest |
| August | 81°F (27°C) | 5.7 in | |
| September | 77°F (25°C) | 5.2 in | |
| October | 68°F (20°C) | 4.1 in | Driest |
| November | 60°F (15°C) | 4.5 in | |
| December | 54°F (12°C) | 5.5 in |
Henderson has a seasonal temperature swing of 31°F / from 53°F in January to 83°F in July. Total annual precipitation is 61.8 inches, with July being the wettest month (6.5") and October the driest (4.1").