All Countries
Braintree Town, MA
Full City Profile · Massachusetts · Suffolk County County
3.6
/5.0
B+
Good
38,762
Population
2,817/sq mi density
$125,305
Median Income
$57,041 per capita
$623,200
Home Value
$663,170 Zillow
$1,925
Median Rent
29.4% income on rent
50°F
Avg Temperature
259 sunny days/yr
121
Violent Crime/100K
1,308 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$125,305 median income, 2.6% unemployment
B+
Affordability
3.9 / 5.0
$623,200 home value, $1,925/mo rent
F
Safety
1.0 / 5.0
121 violent crimes/100K
A+
Education
4.8 / 5.0
47.1% bachelor's degree or higher
Braintree Town experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 73°F in July. The area gets 259 sunny days per year. Annual precipitation totals 53.9 inches. The area receives 69.7 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
27°F Jan (-3°C)
73°F Jul (23°C)
| Annual Average | 49.7°F |
| 8% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 259 days/yr |
Geography
| Elevation | 115 ft (35 m) |
| Area | 5.6 sq mi (14.5 km²) |
| Population Density | 2,817/sq mi |
| Coordinates | 42.2062°N, 71.0023°W |
| Timezone | America/New_York |
| County | Suffolk County County |
| Nearest Airport | General Edward Lawrence Logan International (BOS) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
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 | 27°F (-3°C) | 4.1 in | Coldest |
| February | 29°F (-2°C) | 3.5 in | |
| March | 37°F (3°C) | 4.2 in | |
| April | 47°F (8°C) | 3.8 in | |
| May | 58°F (14°C) | 3.5 in | |
| June | 67°F (19°C) | 3.5 in | |
| July | 73°F (23°C) | 3.4 in | Warmest, Driest |
| August | 71°F (22°C) | 3.8 in | |
| September | 63°F (17°C) | 3.7 in | |
| October | 52°F (11°C) | 3.9 in | |
| November | 43°F (6°C) | 4.3 in | Wettest |
| December | 33°F (0°C) | 4.1 in |
Braintree Town has a seasonal temperature swing of 46°F / from 27°F in January to 73°F in July. Total annual precipitation is 45.6 inches, with November being the wettest month (4.3") and July the driest (3.4").