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Pearl River, LA
Full City Profile · Louisiana · St. Tammany Parish County
3.0
/5.0
B
Good
2,614
Population
701/sq mi density
$60,521
Median Income
$37,558 per capita
$229,200
Home Value
$223,587 Zillow
$1,056
Median Rent
32.7% income on rent
68°F
Avg Temperature
313 sunny days/yr
722
Violent Crime/100K
1,824 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$60,521 median income, 2.1% unemployment
A+
Affordability
4.6 / 5.0
$229,200 home value, $1,056/mo rent
F
Safety
1.0 / 5.0
722 violent crimes/100K (90% above avg)
C+
Education
2.6 / 5.0
20.2% bachelor's degree or higher
Pearl River 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 61.9 inches. Air quality is rated Good with a median AQI of 42.
Temperature
51°F Jan (11°C)
82°F Jul (28°C)
| Annual Average | 67.7°F |
| 25% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 701/sq mi |
| Coordinates | 30.3714°N, 89.7504°W |
| Timezone | America/Chicago |
| County | St. Tammany Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 40 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
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 | 51°F (11°C) | 5.3 in | Coldest |
| February | 53°F (12°C) | 5.7 in | |
| March | 60°F (16°C) | 6.0 in | |
| April | 66°F (19°C) | 4.7 in | |
| May | 73°F (23°C) | 4.9 in | |
| June | 79°F (26°C) | 4.8 in | |
| July | 82°F (28°C) | 6.3 in | Warmest, Wettest |
| August | 81°F (27°C) | 5.9 in | |
| September | 77°F (25°C) | 5.2 in | |
| October | 68°F (20°C) | 2.9 in | Driest |
| November | 59°F (15°C) | 4.5 in | |
| December | 53°F (12°C) | 5.5 in |
Pearl River 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 October the driest (2.9").