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Sylvania, AL
Full City Profile · Alabama · DeKalb County County
3.5
/5.0
B+
Good
2,005
Population
235/sq mi density
$53,973
Median Income
$28,015 per capita
$129,400
Home Value
$188,861 Zillow
$638
Median Rent
30.9% income on rent
59°F
Avg Temperature
301 sunny days/yr
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$53,973 median income, 3.6% unemployment
A+
Affordability
5.0 / 5.0
$129,400 home value, $638/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
C+
Education
2.7 / 5.0
20.9% bachelor's degree or higher
Sylvania enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 40°F in January while summers reach 77°F in July. The area gets 301 sunny days per year. Annual precipitation totals 56.2 inches. Air quality is rated Good with a median AQI of 41.
Temperature
40°F Jan (4°C)
77°F Jul (25°C)
| Annual Average | 58.8°F |
| 9% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 1,356 ft (413 m) |
| Area | 8.6 sq mi (22.2 km²) |
| Population Density | 235/sq mi |
| Coordinates | 34.5620°N, 85.8047°W |
| Timezone | America/Chicago |
| County | DeKalb County County |
| Nearest Airport | Richard B Russell Regional - J H Towers Field (RMG) 40 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0470 ppm |
| PM2.5 (Fine Particles) | 8.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 80.4 / 100 |
| Social Vulnerability | 74.7 / 100 |
| Community Resilience | 13.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 5.6 in | Coldest |
| February | 42°F (5°C) | 5.4 in | |
| March | 49°F (10°C) | 6.7 in | Wettest |
| April | 57°F (14°C) | 5.2 in | |
| May | 65°F (18°C) | 5.0 in | |
| June | 72°F (22°C) | 4.1 in | |
| July | 77°F (25°C) | 5.0 in | Warmest |
| August | 75°F (24°C) | 3.7 in | |
| September | 70°F (21°C) | 4.7 in | |
| October | 59°F (15°C) | 3.6 in | Driest |
| November | 49°F (9°C) | 4.8 in | |
| December | 41°F (5°C) | 5.7 in |
Sylvania has a seasonal temperature swing of 37°F / from 40°F in January to 77°F in July. Total annual precipitation is 59.4 inches, with March being the wettest month (6.7") and October the driest (3.6").