Sun, LA
Full City Profile · Louisiana · St. Tammany Parish County
3.6
/5.0
B+
Good
491
Population
115/sq mi density
$180,900
Home Value
$174,657 Zillow
$779
Median Rent
23.9% income on rent
67°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Education
3.6 / 5.0
32.0% bachelor's degree or higher
Sun enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 50°F in January while summers reach 82°F in July. Annual precipitation totals 61.9 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 39.
Temperature
50°F Jan (10°C)
82°F Jul (28°C)
| Annual Average | 67.3°F |
| 25% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 82°F (28°C) |
Geography
| Elevation | 82 ft (25 m) |
| Area | 1.7 sq mi (4.4 km²) |
| Population Density | 115/sq mi |
| Coordinates | 30.6525°N, 89.9105°W |
| Timezone | America/Chicago |
| County | St. Tammany Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 50 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
| Good Days % | 80.4% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0416 ppm |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.6 / 100 |
| Social Vulnerability | 34.0 / 100 |
| Community Resilience | 93.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| 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 | 50°F (10°C) | 6.0 in | Coldest |
| February | 54°F (12°C) | 4.9 in | |
| March | 60°F (16°C) | 5.1 in | |
| April | 67°F (19°C) | 4.9 in | |
| May | 74°F (24°C) | 5.7 in | |
| June | 80°F (27°C) | 5.4 in | |
| July | 82°F (28°C) | 5.7 in | Warmest |
| August | 82°F (28°C) | 6.0 in | Wettest |
| September | 78°F (26°C) | 5.4 in | |
| October | 69°F (20°C) | 3.7 in | Driest |
| November | 58°F (15°C) | 3.8 in | |
| December | 52°F (11°C) | 5.4 in |
Sun has a seasonal temperature swing of 32°F / from 50°F in January to 82°F in July. Total annual precipitation is 61.9 inches, with August being the wettest month (6.0") and October the driest (3.7").