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Alpharetta, GA
Full City Profile · Georgia · Forsyth County County
3.8
/5.0
B+
Good
66,355
Population
2,467/sq mi density
$146,581
Median Income
$72,996 per capita
$605,700
Home Value
$716,394 Zillow
$1,874
Median Rent
29.0% income on rent
60°F
Avg Temperature
301 sunny days/yr
111
Violent Crime/100K
1,470 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$146,581 median income, 3.9% unemployment
A
Affordability
4.4 / 5.0
$605,700 home value, $1,874/mo rent
F
Safety
1.0 / 5.0
111 violent crimes/100K
A+
Education
5.0 / 5.0
71.7% bachelor's degree or higher
Alpharetta enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 41°F in January while summers reach 78°F in July. The area gets 301 sunny days per year. Annual precipitation totals 56.4 inches. The area receives 0.6 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
41°F Jan (5°C)
78°F Jul (26°C)
| Annual Average | 60.1°F |
| 11% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 1,066 ft (325 m) |
| Area | 27.3 sq mi (70.7 km²) |
| Population Density | 2,467/sq mi |
| Coordinates | 34.0709°N, 84.2727°W |
| Timezone | America/New_York |
| County | Forsyth County County |
| Nearest Airport | Hartsfield - Jackson Atlanta International (ATL) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 86.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 73.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 5.5 in | Coldest |
| February | 45°F (7°C) | 5.0 in | |
| March | 53°F (12°C) | 6.1 in | Wettest |
| April | 60°F (16°C) | 4.8 in | |
| May | 68°F (20°C) | 4.5 in | |
| June | 75°F (24°C) | 3.9 in | |
| July | 78°F (26°C) | 4.8 in | Warmest |
| August | 77°F (25°C) | 4.1 in | |
| September | 72°F (22°C) | 3.9 in | |
| October | 61°F (16°C) | 3.7 in | Driest |
| November | 52°F (11°C) | 4.0 in | |
| December | 44°F (7°C) | 4.8 in |
Alpharetta has a seasonal temperature swing of 37°F / from 41°F in January to 78°F in July. Total annual precipitation is 55.1 inches, with March being the wettest month (6.1") and October the driest (3.7").