Hallowell, ME
Full City Profile · Maine · Kennebec County County
3.8
/5.0
B+
Good
2,570
Population
439/sq mi density
$58,811
Median Income
$43,152 per capita
$266,700
Home Value
$382,608 Zillow
$830
Median Rent
27.0% income on rent
46°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$58,811 median income, 0.5% unemployment
A
Affordability
4.1 / 5.0
$266,700 home value, $830/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A+
Education
4.7 / 5.0
46.4% bachelor's degree or higher
Hallowell experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 20°F in January while summers reach 70°F in July. Annual precipitation totals 41.8 inches. The area receives 68.9 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
20°F Jan (-6°C)
70°F Jul (21°C)
| Annual Average | 46.1°F |
| 15% below US avg | |
| January Average | 20°F (-6°C) |
| July Average | 70°F (21°C) |
Geography
| Elevation | 227 ft (69 m) |
| Area | 6.1 sq mi (15.8 km²) |
| Population Density | 439/sq mi |
| Coordinates | 44.2872°N, 69.8180°W |
| Timezone | America/New_York |
| County | Kennebec County County |
| Nearest Airport | Knox County Regional (RKD) 39 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
| Good Days % | 84.7% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0368 ppm |
| PM2.5 (Fine Particles) | 6.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 75.2 / 100 |
| Social Vulnerability | 29.4 / 100 |
| Community Resilience | 90.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Low |
| 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 | - | 55 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-6°C) | 2.6 in | Coldest |
| February | 23°F (-5°C) | 2.3 in | Driest |
| March | 32°F (0°C) | 3.2 in | |
| April | 44°F (7°C) | 3.8 in | |
| May | 55°F (13°C) | 3.3 in | |
| June | 64°F (18°C) | 4.0 in | |
| July | 70°F (21°C) | 3.2 in | Warmest |
| August | 69°F (21°C) | 3.4 in | |
| September | 61°F (16°C) | 3.9 in | |
| October | 49°F (10°C) | 4.7 in | Wettest |
| November | 38°F (3°C) | 4.0 in | |
| December | 27°F (-3°C) | 3.4 in |
Hallowell has a seasonal temperature swing of 50°F / from 20°F in January to 70°F in July. Total annual precipitation is 41.8 inches, with October being the wettest month (4.7") and February the driest (2.3").