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Rose Hill CDP (Fairfax County), VA
Full City Profile · Virginia · Alexandria city County
3.8
/5.0
B+
Good
21,484
Population
3,823/sq mi density
$160,426
Median Income
$61,411 per capita
$657,900
Home Value
$450,258 Zillow
$2,203
Median Rent
30.7% income on rent
59°F
Avg Temperature
293 sunny days/yr
183
Violent Crime/100K
1,959 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$160,426 median income, 1.9% unemployment
A
Affordability
4.4 / 5.0
$657,900 home value, $2,203/mo rent
F
Safety
1.0 / 5.0
183 violent crimes/100K
A+
Education
5.0 / 5.0
58.4% bachelor's degree or higher
Rose Hill CDP (Fairfax County) enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 38°F in January while summers reach 81°F in July. The area gets 293 sunny days per year. Annual precipitation totals 41.8 inches. The area receives 13.7 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
38°F Jan (3°C)
81°F Jul (27°C)
| Annual Average | 59.3°F |
| 10% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 179 ft (55 m) |
| Area | 5.6 sq mi (14.4 km²) |
| Population Density | 3,823/sq mi |
| Coordinates | 38.7869°N, 77.1088°W |
| Timezone | America/New_York |
| County | Alexandria city County |
| Nearest Airport | Ronald Reagan Washington Ntl (DCA) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 73.7 / 100 |
| Social Vulnerability | 15.4 / 100 |
| Community Resilience | 45.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively 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 | 38°F (3°C) | 3.1 in | |
| February | 37°F (3°C) | 2.7 in | Coldest, Driest |
| March | 46°F (8°C) | 3.5 in | |
| April | 55°F (13°C) | 3.1 in | |
| May | 65°F (18°C) | 3.9 in | Wettest |
| June | 73°F (23°C) | 3.5 in | |
| July | 81°F (27°C) | 3.8 in | Warmest |
| August | 76°F (25°C) | 3.8 in | |
| September | 70°F (21°C) | 3.7 in | |
| October | 58°F (14°C) | 3.2 in | |
| November | 48°F (9°C) | 3.3 in | |
| December | 39°F (4°C) | 3.2 in |
Rose Hill CDP (Fairfax County) has a seasonal temperature swing of 44°F / from 37°F in February to 81°F in July. Total annual precipitation is 40.6 inches, with May being the wettest month (3.9") and February the driest (2.7").