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Williamstown, MA
Full City Profile · Massachusetts · Rensselaer County County
3.6
/5.0
B+
Good
4,352
Population
1,280/sq mi density
$82,917
Median Income
$42,966 per capita
$436,900
Home Value
$473,826 Zillow
$1,244
Median Rent
31.4% income on rent
47°F
Avg Temperature
246 sunny days/yr
75
Violent Crime/100K
885 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$82,917 median income, 1.1% unemployment
B+
Affordability
3.7 / 5.0
$436,900 home value, $1,244/mo rent
F
Safety
1.0 / 5.0
75 violent crimes/100K
A+
Education
5.0 / 5.0
74.4% bachelor's degree or higher
Williamstown experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 23°F in January while summers reach 69°F in July. The area gets 246 sunny days per year. Annual precipitation totals 42.3 inches. Air quality is rated Good with a median AQI of 37.
Temperature
23°F Jan (-5°C)
69°F Jul (21°C)
| Annual Average | 47.0°F |
| 13% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 646 ft (197 m) |
| Area | 3.4 sq mi (8.8 km²) |
| Population Density | 1,280/sq mi |
| Coordinates | 42.7089°N, 73.2014°W |
| Timezone | America/New_York |
| County | Rensselaer County County |
| Nearest Airport | Albany International (ALB) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 82.2 / 100 |
| Social Vulnerability | 34.9 / 100 |
| Community Resilience | 87.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | No Rating |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 3.0 in | |
| February | 21°F (-6°C) | 2.8 in | Coldest, Driest |
| March | 31°F (-0°C) | 3.3 in | |
| April | 43°F (6°C) | 3.7 in | |
| May | 55°F (13°C) | 4.2 in | Wettest |
| June | 63°F (17°C) | 4.1 in | |
| July | 69°F (21°C) | 4.0 in | Warmest |
| August | 66°F (19°C) | 4.2 in | |
| September | 58°F (15°C) | 3.6 in | |
| October | 47°F (8°C) | 3.5 in | |
| November | 37°F (3°C) | 4.1 in | |
| December | 25°F (-4°C) | 3.6 in |
Williamstown has a seasonal temperature swing of 48°F / from 21°F in February to 69°F in July. Total annual precipitation is 44.1 inches, with May being the wettest month (4.2") and February the driest (2.8").