Cabin John, MD
Full City Profile · Maryland · Falls Church city County
4.5
/5.0
A+
Excellent
2,096
Population
1,718/sq mi density
$222,500
Median Income
$137,580 per capita
$1,293,900
Home Value
$1,259,801 Zillow
56°F
Avg Temperature
A+
Overall
4.5 / 5.0
Strong
A+
Economy
5.0 / 5.0
$222,500 median income, 0.0% unemployment
B
Affordability
3.4 / 5.0
$1,293,900 home value, /mo rent
A+
Education
5.0 / 5.0
88.2% bachelor's degree or higher
Cabin John enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 34°F in January while summers reach 78°F in July. Annual precipitation totals 48.5 inches. The area receives 5.8 inches of snow annually.
Temperature
34°F Jan (1°C)
78°F Jul (26°C)
| Annual Average | 56.2°F |
| 4% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 139 ft (42 m) |
| Area | 1.6 sq mi (4.2 km²) |
| Population Density | 1,718/sq mi |
| Coordinates | 38.9740°N, 77.1638°W |
| Timezone | America/New_York |
| County | Falls Church city County |
| Nearest Airport | Ronald Reagan Washington Ntl (DCA) 11 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 1.6 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 98.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very 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) | 3.3 in | Coldest |
| February | 37°F (3°C) | 3.2 in | Driest |
| March | 44°F (7°C) | 4.2 in | |
| April | 56°F (13°C) | 3.5 in | |
| May | 65°F (18°C) | 4.4 in | |
| June | 73°F (23°C) | 4.2 in | |
| July | 78°F (26°C) | 5.1 in | Warmest, Wettest |
| August | 76°F (25°C) | 4.4 in | |
| September | 69°F (21°C) | 4.5 in | |
| October | 57°F (14°C) | 4.4 in | |
| November | 46°F (8°C) | 3.3 in | |
| December | 38°F (3°C) | 3.8 in |
Cabin John has a seasonal temperature swing of 44°F / from 34°F in January to 78°F in July. Total annual precipitation is 48.5 inches, with July being the wettest month (5.1") and February the driest (3.2").