Kennebunk, ME
Full City Profile · Maine · York County County
3.5
/5.0
B+
Good
6,008
Population
890/sq mi density
$93,167
Median Income
$48,289 per capita
$429,600
Home Value
$620,522 Zillow
$1,411
Median Rent
27.9% income on rent
45°F
Avg Temperature
66
Violent Crime/100K
640 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$93,167 median income, 7.7% unemployment
A
Affordability
4.1 / 5.0
$429,600 home value, $1,411/mo rent
F
Safety
1.0 / 5.0
66 violent crimes/100K
A+
Education
5.0 / 5.0
52.3% bachelor's degree or higher
Kennebunk has a cool climate with an average annual temperature of 45°F (7°C). Winters average 23°F in January while summers reach 67°F in July. Annual precipitation totals 52.0 inches. The area receives 48.9 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
23°F Jan (-5°C)
67°F Jul (20°C)
| Annual Average | 45.3°F |
| 16% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 67°F (20°C) |
Geography
| Elevation | 67 ft (20 m) |
| Area | 6.8 sq mi (17.5 km²) |
| Population Density | 890/sq mi |
| Coordinates | 43.3841°N, 70.5442°W |
| Timezone | America/New_York |
| County | York County County |
| Nearest Airport | Sanford Seacoast Regional (SFM) 8 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
| Good Days % | 95.8% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0395 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 81.5 / 100 |
| Social Vulnerability | 16.3 / 100 |
| Community Resilience | 84.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | Relatively High |
| 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 | - | 82 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 3.7 in | Coldest, Driest |
| February | 25°F (-4°C) | 3.7 in | |
| March | 32°F (0°C) | 4.7 in | |
| April | 42°F (6°C) | 4.7 in | |
| May | 52°F (11°C) | 4.2 in | |
| June | 62°F (16°C) | 4.7 in | |
| July | 67°F (20°C) | 3.9 in | Warmest |
| August | 66°F (19°C) | 3.9 in | |
| September | 59°F (15°C) | 3.9 in | |
| October | 48°F (9°C) | 5.6 in | Wettest |
| November | 39°F (4°C) | 4.2 in | |
| December | 29°F (-1°C) | 4.8 in |
Kennebunk has a seasonal temperature swing of 44°F / from 23°F in January to 67°F in July. Total annual precipitation is 52.0 inches, with October being the wettest month (5.6") and January the driest (3.7").