Boston, MA
Full City Profile · Massachusetts · Suffolk County County
3.1
/5.0
B
Good
663,972
Population
13,735/sq mi density
$94,755
Median Income
$60,001 per capita
$710,400
Home Value
$774,723 Zillow
$2,093
Median Rent
30.1% income on rent
52°F
Avg Temperature
630
Violent Crime/100K
2,031 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$94,755 median income, 6.0% unemployment
C
Affordability
2.4 / 5.0
$710,400 home value, $2,093/mo rent
F
Safety
1.0 / 5.0
630 violent crimes/100K (66% above avg)
A+
Education
5.0 / 5.0
54.1% bachelor's degree or higher
Boston experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 74°F in July. Annual precipitation totals 43.6 inches. The area receives 49.2 inches of snow annually. Air quality is rated Good with a median AQI of 36.
Temperature
30°F Jan (-1°C)
74°F Jul (23°C)
| Annual Average | 51.9°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 13 ft (4 m) |
| Area | 89.6 sq mi (232.2 km²) |
| Population Density | 13,735/sq mi |
| Coordinates | 42.3386°N, 71.0183°W |
| Timezone | America/New_York |
| County | Suffolk County County |
| Nearest Airport | General Edward Lawrence Logan International (BOS) 2 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
| Good Days % | 79.5% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0356 ppm |
| NO₂ (Nitrogen Dioxide) | 15.7 ppb |
| SO₂ (Sulfur Dioxide) | 0.25 ppb |
| CO (Carbon Monoxide) | 0.29 ppm |
| PM2.5 (Fine Particles) | 7.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 93.5 / 100 |
| Social Vulnerability | 70.6 / 100 |
| Community Resilience | 95.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Low |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.4 in | Coldest |
| February | 32°F (-0°C) | 3.2 in | Driest |
| March | 38°F (3°C) | 4.2 in | |
| April | 49°F (9°C) | 3.6 in | |
| May | 58°F (15°C) | 3.3 in | |
| June | 68°F (20°C) | 3.9 in | |
| July | 74°F (23°C) | 3.3 in | Warmest |
| August | 73°F (23°C) | 3.2 in | |
| September | 66°F (19°C) | 3.6 in | |
| October | 55°F (13°C) | 4.0 in | |
| November | 45°F (7°C) | 3.7 in | |
| December | 36°F (2°C) | 4.3 in | Wettest |
Boston has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 43.6 inches, with December being the wettest month (4.3") and February the driest (3.2").