Potomac Heights, MD
Full City Profile · Maryland · Charles County County
4.1
/5.0
A
Great
1,102
Population
1,030/sq mi density
$68,831
Median Income
$50,090 per capita
$87,900
Home Value
$343,310 Zillow
58°F
Avg Temperature
A
Overall
4.1 / 5.0
Strong
A
Economy
4.2 / 5.0
$68,831 median income, 3.2% unemployment
A+
Affordability
5.0 / 5.0
$87,900 home value, /mo rent
B
Education
3.1 / 5.0
25.9% bachelor's degree or higher
Potomac Heights enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 37°F in January while summers reach 79°F in July. Annual precipitation totals 41.0 inches. The area receives 12.4 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
37°F Jan (3°C)
79°F Jul (26°C)
| Annual Average | 58.1°F |
| 8% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 78 ft (24 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 1,030/sq mi |
| Coordinates | 38.5982°N, 77.1323°W |
| Timezone | America/New_York |
| County | Charles County County |
| Nearest Airport | Ronald Reagan Washington Ntl (DCA) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
| Good Days % | 90.1% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0463 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 44.2 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 88.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| 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 | 37°F (3°C) | 2.7 in | Coldest |
| February | 39°F (4°C) | 2.4 in | Driest |
| March | 47°F (8°C) | 3.6 in | |
| April | 58°F (14°C) | 3.2 in | |
| May | 66°F (19°C) | 3.6 in | |
| June | 75°F (24°C) | 3.5 in | |
| July | 79°F (26°C) | 4.6 in | Warmest, Wettest |
| August | 78°F (25°C) | 4.2 in | |
| September | 71°F (22°C) | 3.4 in | |
| October | 59°F (15°C) | 3.3 in | |
| November | 49°F (9°C) | 3.1 in | |
| December | 40°F (5°C) | 3.3 in |
Potomac Heights has a seasonal temperature swing of 43°F / from 37°F in January to 79°F in July. Total annual precipitation is 41.0 inches, with July being the wettest month (4.6") and February the driest (2.4").