Deal Island, MD
Full City Profile · Maryland · Somerset County County
2.7
/5.0
C+
Fair
311
Population
103/sq mi density
$28,125
Median Income
$24,753 per capita
$129,000
Home Value
$213,259 Zillow
58°F
Avg Temperature
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.4 / 5.0
$28,125 median income, 0.0% unemployment
A
Affordability
4.1 / 5.0
$129,000 home value, /mo rent
D
Education
1.8 / 5.0
9.4% bachelor's degree or higher
Deal Island enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 38°F in January while summers reach 79°F in July. Annual precipitation totals 47.0 inches. The area receives 8.0 inches of snow annually.
Temperature
38°F Jan (3°C)
79°F Jul (26°C)
| Annual Average | 58.3°F |
| 8% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 2 ft (1 m) |
| Area | 5.4 sq mi (13.9 km²) |
| Population Density | 103/sq mi |
| Coordinates | 38.1528°N, 75.9400°W |
| Timezone | America/New_York |
| County | Somerset County County |
| Nearest Airport | Salisbury-Ocean City Wicomico Regional (SBY) 27 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 59.6 / 100 |
| Social Vulnerability | 72.1 / 100 |
| Community Resilience | 91.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 3.7 in | Coldest |
| February | 40°F (4°C) | 2.8 in | Driest |
| March | 46°F (8°C) | 4.1 in | |
| April | 57°F (14°C) | 3.5 in | |
| May | 66°F (19°C) | 3.5 in | |
| June | 75°F (24°C) | 4.3 in | |
| July | 79°F (26°C) | 4.5 in | Warmest |
| August | 77°F (25°C) | 4.9 in | Wettest |
| September | 71°F (22°C) | 4.6 in | |
| October | 60°F (16°C) | 4.2 in | |
| November | 50°F (10°C) | 3.2 in | |
| December | 42°F (5°C) | 3.8 in |
Deal Island has a seasonal temperature swing of 41°F / from 38°F in January to 79°F in July. Total annual precipitation is 47.0 inches, with August being the wettest month (4.9") and February the driest (2.8").