Glen Allen, AL
Full City Profile · Alabama · Fayette County County
3.2
/5.0
B
Good
406
Population
62/sq mi density
$46,094
Median Income
$26,330 per capita
$101,100
Home Value
$171,134 Zillow
61°F
Avg Temperature
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$46,094 median income, 5.6% unemployment
A+
Affordability
5.0 / 5.0
$101,100 home value, /mo rent
D
Education
1.5 / 5.0
6.3% bachelor's degree or higher
Glen Allen enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 41°F in January while summers reach 79°F in July. Annual precipitation totals 64.1 inches. The area receives 0.9 inches of snow annually.
Temperature
41°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 60.9°F |
| 13% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 578 ft (176 m) |
| Area | 6.6 sq mi (17.0 km²) |
| Population Density | 62/sq mi |
| Coordinates | 33.8921°N, 87.7327°W |
| Timezone | America/Chicago |
| County | Fayette County County |
| Nearest Airport | Golden Triangle Regional (GTR) 58 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 38.2 / 100 |
| Social Vulnerability | 78.9 / 100 |
| Community Resilience | 24.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 6.1 in | Coldest |
| February | 45°F (7°C) | 6.3 in | |
| March | 52°F (11°C) | 5.7 in | |
| April | 60°F (16°C) | 6.2 in | |
| May | 68°F (20°C) | 5.4 in | |
| June | 76°F (24°C) | 5.4 in | |
| July | 79°F (26°C) | 5.3 in | Warmest |
| August | 79°F (26°C) | 4.4 in | |
| September | 73°F (23°C) | 3.8 in | Driest |
| October | 62°F (17°C) | 4.2 in | |
| November | 51°F (11°C) | 4.9 in | |
| December | 44°F (7°C) | 6.5 in | Wettest |
Glen Allen has a seasonal temperature swing of 38°F / from 41°F in January to 79°F in July. Total annual precipitation is 64.1 inches, with December being the wettest month (6.5") and September the driest (3.8").