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Gainesville, VA
Full City Profile · Virginia · Manassas city County
3.9
/5.0
B+
Good
18,036
Population
1,784/sq mi density
$168,978
Median Income
$60,321 per capita
$660,800
Home Value
$754,882 Zillow
$2,444
Median Rent
30.8% income on rent
55°F
Avg Temperature
297 sunny days/yr
50
Violent Crime/100K
649 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$168,978 median income, 1.7% unemployment
A
Affordability
4.5 / 5.0
$660,800 home value, $2,444/mo rent
F
Safety
1.0 / 5.0
50 violent crimes/100K
A+
Education
5.0 / 5.0
56.7% bachelor's degree or higher
Gainesville experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 34°F in January while summers reach 75°F in July. The area gets 297 sunny days per year. Air quality is rated Good with a median AQI of 35.
Temperature
34°F Jan (1°C)
75°F Jul (24°C)
| Annual Average | 54.9°F |
| 2% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 373 ft (114 m) |
| Area | 10.1 sq mi (26.2 km²) |
| Population Density | 1,784/sq mi |
| Coordinates | 38.7932°N, 77.6422°W |
| Timezone | America/New_York |
| County | Manassas city County |
| Nearest Airport | Manassas Regional/Harry P Davis Field (MNZ) 10 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 16.6 / 100 |
| Social Vulnerability | 19.2 / 100 |
| Community Resilience | 9.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 2.8 in | Coldest |
| February | 36°F (2°C) | 2.6 in | Driest |
| March | 45°F (7°C) | 3.2 in | |
| April | 55°F (13°C) | 3.1 in | |
| May | 64°F (18°C) | 3.9 in | Wettest |
| June | 72°F (22°C) | 3.5 in | |
| July | 75°F (24°C) | 3.4 in | Warmest |
| August | 75°F (24°C) | 3.6 in | |
| September | 68°F (20°C) | 3.5 in | |
| October | 57°F (14°C) | 3.2 in | |
| November | 47°F (8°C) | 3.3 in | |
| December | 38°F (3°C) | 3.0 in |
Gainesville has a seasonal temperature swing of 42°F / from 34°F in January to 75°F in July. Total annual precipitation is 39.1 inches, with May being the wettest month (3.9") and February the driest (2.6").