Plymouth, MA
Full City Profile · Massachusetts · Plymouth County County
3.1
/5.0
B
Good
7,852
Population
3,505/sq mi density
$72,639
Median Income
$54,411 per capita
$426,000
Home Value
$656,489 Zillow
$1,701
Median Rent
35.8% income on rent
50°F
Avg Temperature
323
Violent Crime/100K
699 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$72,639 median income, 5.9% unemployment
B
Affordability
3.4 / 5.0
$426,000 home value, $1,701/mo rent
F
Safety
1.0 / 5.0
323 violent crimes/100K
A
Education
4.1 / 5.0
38.4% bachelor's degree or higher
Plymouth experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 29°F in January while summers reach 72°F in July. Annual precipitation totals 48.0 inches. The area receives 37.9 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
29°F Jan (-2°C)
72°F Jul (22°C)
| Annual Average | 50.0°F |
| 7% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 35 ft (11 m) |
| Area | 3.9 sq mi (10.0 km²) |
| Population Density | 3,505/sq mi |
| Coordinates | 41.9583°N, 70.6638°W |
| Timezone | America/New_York |
| County | Plymouth County County |
| Nearest Airport | New Bedford Regional (EWB) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 87.2% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0439 ppm |
| PM2.5 (Fine Particles) | 6.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.4 / 100 |
| Social Vulnerability | 12.8 / 100 |
| Community Resilience | 98.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.8 in | Coldest |
| February | 31°F (-1°C) | 3.0 in | Driest |
| March | 37°F (3°C) | 5.0 in | Wettest |
| April | 46°F (8°C) | 4.4 in | |
| May | 56°F (14°C) | 3.5 in | |
| June | 66°F (19°C) | 3.8 in | |
| July | 72°F (22°C) | 3.4 in | Warmest |
| August | 71°F (21°C) | 3.5 in | |
| September | 63°F (17°C) | 3.8 in | |
| October | 52°F (11°C) | 4.8 in | |
| November | 43°F (6°C) | 4.5 in | |
| December | 35°F (1°C) | 4.6 in |
Plymouth has a seasonal temperature swing of 43°F / from 29°F in January to 72°F in July. Total annual precipitation is 48.0 inches, with March being the wettest month (5.0") and February the driest (3.0").