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Dennis, MS
Full City Profile · Mississippi · Tishomingo County County
3.0
/5.0
B
Good
90
Population
66/sq mi density
$109,900
Home Value
$162,704 Zillow
59°F
Avg Temperature
302 sunny days/yr
166
Violent Crime/100K
2,660 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
166 violent crimes/100K
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Dennis enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 39°F in January while summers reach 78°F in July. The area gets 302 sunny days per year. Annual precipitation totals 62.3 inches. Air quality is rated Good with a median AQI of 43.
Temperature
39°F Jan (4°C)
78°F Jul (25°C)
| Annual Average | 59.0°F |
| 9% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 593 ft (181 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 66/sq mi |
| Coordinates | 34.5589°N, 88.2303°W |
| Timezone | America/Chicago |
| County | Tishomingo County County |
| Nearest Airport | Tupelo Regional (TUP) 37 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 37.1 / 100 |
| Social Vulnerability | 77.9 / 100 |
| Community Resilience | 28.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 5.0 in | Coldest |
| February | 44°F (6°C) | 4.8 in | |
| March | 52°F (11°C) | 6.3 in | Wettest |
| April | 60°F (16°C) | 5.4 in | |
| May | 68°F (20°C) | 5.9 in | |
| June | 75°F (24°C) | 4.1 in | |
| July | 78°F (25°C) | 4.3 in | |
| August | 78°F (26°C) | 3.4 in | Warmest, Driest |
| September | 72°F (22°C) | 4.0 in | |
| October | 61°F (16°C) | 3.5 in | |
| November | 51°F (11°C) | 5.2 in | |
| December | 43°F (6°C) | 6.1 in |
Dennis has a seasonal temperature swing of 39°F / from 39°F in January to 78°F in August. Total annual precipitation is 58.1 inches, with March being the wettest month (6.3") and August the driest (3.4").