Oak Grove, MS
Full City Profile · Mississippi · Lamar County County
4.7
/5.0
A+
Excellent
2,200
Population
1,760/sq mi density
$105,069
Median Income
$33,411 per capita
$239,600
Home Value
$218,065 Zillow
$1,482
Median Rent
19.9% income on rent
67°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A
Economy
4.1 / 5.0
$105,069 median income, 8.0% unemployment
A+
Affordability
5.0 / 5.0
$239,600 home value, $1,482/mo rent
A+
Education
5.0 / 5.0
66.8% bachelor's degree or higher
Oak Grove enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 49°F in January while summers reach 82°F in July. Annual precipitation totals 58.9 inches. The area receives 0.9 inches of snow annually.
Temperature
49°F Jan (10°C)
82°F Jul (28°C)
| Annual Average | 66.5°F |
| 23% above US avg | |
| January Average | 49°F (10°C) |
| July Average | 82°F (28°C) |
Geography
| Elevation | 399 ft (122 m) |
| Area | 1.3 sq mi (3.2 km²) |
| Population Density | 1,760/sq mi |
| Coordinates | 31.2867°N, 89.4145°W |
| Timezone | America/Chicago |
| County | Lamar County County |
| Nearest Airport | Hattiesburg/Laurel Regional (PIB) 13 miles away |
Precipitation & Snow
Air Quality
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 (10°C) | 5.8 in | Coldest |
| February | 53°F (12°C) | 4.9 in | |
| March | 60°F (15°C) | 5.6 in | |
| April | 66°F (19°C) | 5.4 in | |
| May | 74°F (23°C) | 4.4 in | |
| June | 80°F (27°C) | 5.9 in | Wettest |
| July | 82°F (28°C) | 5.7 in | Warmest |
| August | 82°F (28°C) | 4.8 in | |
| September | 77°F (25°C) | 4.2 in | |
| October | 67°F (20°C) | 3.7 in | Driest |
| November | 57°F (14°C) | 3.7 in | |
| December | 51°F (11°C) | 5.0 in |
Oak Grove has a seasonal temperature swing of 33°F / from 49°F in January to 82°F in July. Total annual precipitation is 58.9 inches, with June being the wettest month (5.9") and October the driest (3.7").