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Dale City, VA
Full City Profile · Virginia · Prince William County County
3.6
/5.0
B+
Good
72,793
Population
5,115/sq mi density
$113,245
Median Income
$42,570 per capita
$400,100
Home Value
$590,557 Zillow
$1,868
Median Rent
31.0% income on rent
56°F
Avg Temperature
297 sunny days/yr
77
Violent Crime/100K
2,283 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$113,245 median income, 3.0% unemployment
A+
Affordability
4.7 / 5.0
$400,100 home value, $1,868/mo rent
F
Safety
1.0 / 5.0
77 violent crimes/100K
B+
Education
3.6 / 5.0
33.0% bachelor's degree or higher
Dale City enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 33°F in January while summers reach 78°F in July. The area gets 297 sunny days per year. Air quality is rated Good with a median AQI of 35.
Temperature
33°F Jan (1°C)
78°F Jul (26°C)
| Annual Average | 55.5°F |
| 3% above US avg | |
| January Average | 33°F (1°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 289 ft (88 m) |
| Area | 14.3 sq mi (36.9 km²) |
| Population Density | 5,115/sq mi |
| Coordinates | 38.6498°N, 77.3459°W |
| Timezone | America/New_York |
| County | Prince William County County |
| Nearest Airport | Manassas Regional/Harry P Davis Field (MNZ) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0458 ppm |
| NO₂ (Nitrogen Dioxide) | 5.8 ppb |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.2 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 40.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 3.0 in | Coldest |
| February | 37°F (3°C) | 2.7 in | Driest |
| March | 45°F (7°C) | 3.4 in | |
| April | 55°F (13°C) | 3.1 in | |
| May | 64°F (18°C) | 3.8 in | Wettest |
| June | 72°F (22°C) | 3.5 in | |
| July | 78°F (26°C) | 3.6 in | Warmest |
| August | 75°F (24°C) | 3.7 in | |
| September | 68°F (20°C) | 3.5 in | |
| October | 57°F (14°C) | 3.3 in | |
| November | 47°F (9°C) | 3.4 in | |
| December | 38°F (4°C) | 3.1 in |
Dale City has a seasonal temperature swing of 45°F / from 33°F in January to 78°F in July. Total annual precipitation is 40.0 inches, with May being the wettest month (3.8") and February the driest (2.7").