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Ossun, LA
Full City Profile · Louisiana · Lafayette Parish County
2.4
/5.0
C
Fair
1,940
Population
572/sq mi density
$40,283
Median Income
$24,209 per capita
$1,050
Median Rent
36.1% income on rent
68°F
Avg Temperature
313 sunny days/yr
170
Violent Crime/100K
2,328 property/100K
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.7 / 5.0
$40,283 median income, 6.8% unemployment
B
Affordability
3.5 / 5.0
F
Safety
1.0 / 5.0
170 violent crimes/100K
C
Education
2.3 / 5.0
15.7% bachelor's degree or higher
Ossun enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 51°F in January while summers reach 82°F in July. The area gets 313 sunny days per year. Annual precipitation totals 64.7 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
51°F Jan (11°C)
82°F Jul (28°C)
| Annual Average | 68.1°F |
| 26% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 40 ft (12 m) |
| Area | 3.4 sq mi (8.8 km²) |
| Population Density | 572/sq mi |
| Coordinates | 30.2834°N, 92.1070°W |
| Timezone | America/Chicago |
| County | Lafayette Parish County |
| Nearest Airport | Lafayette Regional/Paul Fournet Field (LFT) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0422 ppm |
| PM2.5 (Fine Particles) | 8.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.2 / 100 |
| Social Vulnerability | 32.4 / 100 |
| Community Resilience | 72.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Very High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (11°C) | 5.9 in | Coldest |
| February | 54°F (12°C) | 4.3 in | Driest |
| March | 61°F (16°C) | 4.5 in | |
| April | 68°F (20°C) | 4.6 in | |
| May | 75°F (24°C) | 5.4 in | |
| June | 80°F (27°C) | 5.8 in | |
| July | 82°F (28°C) | 6.3 in | Warmest, Wettest |
| August | 82°F (28°C) | 5.3 in | |
| September | 78°F (26°C) | 5.2 in | |
| October | 69°F (20°C) | 4.3 in | |
| November | 60°F (16°C) | 4.7 in | |
| December | 54°F (12°C) | 5.5 in |
Ossun has a seasonal temperature swing of 31°F / from 51°F in January to 82°F in July. Total annual precipitation is 61.6 inches, with July being the wettest month (6.3") and February the driest (4.3").