Lyman, MS
Full City Profile · Mississippi · Harrison County County
4.0
/5.0
A
Great
2,041
Population
263/sq mi density
$97,500
Median Income
$34,442 per capita
$205,000
Home Value
$200,110 Zillow
$1,315
Median Rent
17.2% income on rent
68°F
Avg Temperature
A
Overall
4.0 / 5.0
Strong
A
Economy
4.3 / 5.0
$97,500 median income, 1.4% unemployment
A+
Affordability
5.0 / 5.0
$205,000 home value, $1,315/mo rent
C+
Education
2.6 / 5.0
20.4% bachelor's degree or higher
Lyman enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 52°F in January while summers reach 83°F in July. Annual precipitation totals 62.8 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
52°F Jan (11°C)
83°F Jul (28°C)
| Annual Average | 68.3°F |
| 26% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 71 ft (22 m) |
| Area | 8.1 sq mi (20.9 km²) |
| Population Density | 263/sq mi |
| Coordinates | 30.5079°N, 89.1305°W |
| Timezone | America/Chicago |
| County | Harrison County County |
| Nearest Airport | Gulfport-Biloxi International (GPT) 8 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 66.2% |
| Unhealthy Days | 5 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0472 ppm |
| PM2.5 (Fine Particles) | 9.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.6 / 100 |
| Social Vulnerability | 68.9 / 100 |
| Community Resilience | 66.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very High |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 4.9 in | Coldest |
| February | 56°F (13°C) | 4.4 in | |
| March | 61°F (16°C) | 5.2 in | |
| April | 68°F (20°C) | 5.5 in | |
| May | 75°F (24°C) | 4.7 in | |
| June | 81°F (27°C) | 6.9 in | |
| July | 83°F (28°C) | 7.2 in | Warmest, Wettest |
| August | 83°F (28°C) | 6.5 in | |
| September | 79°F (26°C) | 5.2 in | |
| October | 70°F (21°C) | 3.7 in | Driest |
| November | 60°F (15°C) | 4.0 in | |
| December | 54°F (12°C) | 4.5 in |
Lyman has a seasonal temperature swing of 31°F / from 52°F in January to 83°F in July. Total annual precipitation is 62.8 inches, with July being the wettest month (7.2") and October the driest (3.7").