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Arnold Line, MS
Full City Profile · Mississippi · Lamar County County
3.2
/5.0
B
Good
1,434
Population
864/sq mi density
$51,136
Median Income
$32,127 per capita
$156,100
Home Value
$218,065 Zillow
$1,310
Median Rent
34.3% income on rent
66°F
Avg Temperature
313 sunny days/yr
261
Violent Crime/100K
5,758 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$51,136 median income, 2.6% unemployment
A+
Affordability
5.0 / 5.0
$156,100 home value, $1,310/mo rent
F
Safety
1.0 / 5.0
261 violent crimes/100K
B+
Education
3.6 / 5.0
32.5% bachelor's degree or higher
Arnold Line enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 49°F in January while summers reach 82°F in July. The area gets 313 sunny days per year. Annual precipitation totals 64.4 inches. The area receives 0.9 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
49°F Jan (9°C)
82°F Jul (28°C)
| Annual Average | 66.4°F |
| 23% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 240 ft (73 m) |
| Area | 1.7 sq mi (4.3 km²) |
| Population Density | 864/sq mi |
| Coordinates | 31.3372°N, 89.3772°W |
| Timezone | America/Chicago |
| County | Lamar County County |
| Nearest Airport | Hattiesburg/Laurel Regional (PIB) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 65.0 / 100 |
| Social Vulnerability | 55.6 / 100 |
| Community Resilience | 55.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 6.2 in | Coldest |
| February | 51°F (11°C) | 5.3 in | |
| March | 58°F (15°C) | 6.3 in | Wettest |
| April | 65°F (18°C) | 5.5 in | |
| May | 72°F (22°C) | 5.4 in | |
| June | 79°F (26°C) | 4.3 in | |
| July | 82°F (28°C) | 5.5 in | Warmest |
| August | 81°F (27°C) | 4.6 in | |
| September | 76°F (24°C) | 4.1 in | |
| October | 66°F (19°C) | 3.5 in | Driest |
| November | 57°F (14°C) | 4.8 in | |
| December | 50°F (10°C) | 5.7 in |
Arnold Line has a seasonal temperature swing of 33°F / from 49°F in January to 82°F in July. Total annual precipitation is 61.1 inches, with March being the wettest month (6.3") and October the driest (3.5").