All Countries
Southwest Harbor, ME
Full City Profile · Maine · Hancock County County
2.1
/5.0
C
Fair
563
Population
417/sq mi density
$31,518
Median Income
$26,970 per capita
$407,700
Home Value
$588,944 Zillow
$903
Median Rent
33.3% income on rent
47°F
Avg Temperature
234 sunny days/yr
56
Violent Crime/100K
1,003 property/100K
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.0 / 5.0
$31,518 median income, 6.1% unemployment
F
Affordability
1.0 / 5.0
$407,700 home value, $903/mo rent
F
Safety
1.0 / 5.0
56 violent crimes/100K
B
Education
3.2 / 5.0
27.9% bachelor's degree or higher
Southwest Harbor experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 24°F in January while summers reach 70°F in July. The area gets 234 sunny days per year. Annual precipitation totals 55.5 inches. Air quality is rated Good with a median AQI of 34.
Temperature
24°F Jan (-5°C)
70°F Jul (21°C)
| Annual Average | 47.3°F |
| 12% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 95 ft (29 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 417/sq mi |
| Coordinates | 44.2784°N, 68.3286°W |
| Timezone | America/New_York |
| County | Hancock County County |
| Nearest Airport | Knox County Regional (RKD) 41 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0412 ppm |
| SO₂ (Sulfur Dioxide) | 0.06 ppb |
| CO (Carbon Monoxide) | 0.17 ppm |
| PM2.5 (Fine Particles) | 4.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 55.0 / 100 |
| Social Vulnerability | 30.2 / 100 |
| Community Resilience | 97.5 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2008 | MAINE | Avalanche | 3.6 m | — | 122 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 5.0 in | |
| February | 24°F (-5°C) | 4.1 in | Coldest |
| March | 32°F (-0°C) | 4.7 in | |
| April | 42°F (5°C) | 4.9 in | |
| May | 52°F (11°C) | 4.3 in | |
| June | 60°F (16°C) | 3.9 in | |
| July | 70°F (21°C) | 3.4 in | Warmest |
| August | 66°F (19°C) | 3.0 in | Driest |
| September | 58°F (14°C) | 4.2 in | |
| October | 49°F (9°C) | 4.8 in | |
| November | 39°F (4°C) | 6.0 in | Wettest |
| December | 28°F (-2°C) | 5.4 in |
Southwest Harbor has a seasonal temperature swing of 46°F / from 24°F in February to 70°F in July. Total annual precipitation is 53.6 inches, with November being the wettest month (6.0") and August the driest (3.0").