Nashua, NH
Full City Profile · New Hampshire · Hillsborough County County
3.5
/5.0
B+
Good
91,131
Population
2,956/sq mi density
$92,457
Median Income
$50,026 per capita
$373,100
Home Value
$509,265 Zillow
$1,652
Median Rent
29.2% income on rent
49°F
Avg Temperature
165
Violent Crime/100K
1,269 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$92,457 median income, 4.8% unemployment
A
Affordability
4.4 / 5.0
$373,100 home value, $1,652/mo rent
F
Safety
1.0 / 5.0
165 violent crimes/100K
A
Education
4.2 / 5.0
40.5% bachelor's degree or higher
Nashua experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 24°F in January while summers reach 73°F in July. Annual precipitation totals 46.3 inches. The area receives 52.9 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
24°F Jan (-4°C)
73°F Jul (23°C)
| Annual Average | 48.8°F |
| 10% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 197 ft (60 m) |
| Area | 31.7 sq mi (82.2 km²) |
| Population Density | 2,956/sq mi |
| Coordinates | 42.7491°N, 71.4905°W |
| Timezone | America/New_York |
| County | Hillsborough County County |
| Nearest Airport | Manchester Boston Regional (MHT) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 89.6% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0421 ppm |
| SO₂ (Sulfur Dioxide) | 0.25 ppb |
| CO (Carbon Monoxide) | 0.14 ppm |
| PM2.5 (Fine Particles) | 4.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 89.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 64.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 3.0 in | Coldest, Driest |
| February | 27°F (-3°C) | 3.1 in | |
| March | 35°F (2°C) | 4.1 in | |
| April | 47°F (8°C) | 3.9 in | |
| May | 58°F (14°C) | 3.6 in | |
| June | 67°F (20°C) | 4.2 in | |
| July | 73°F (23°C) | 3.6 in | Warmest |
| August | 71°F (22°C) | 3.7 in | |
| September | 64°F (18°C) | 4.2 in | |
| October | 51°F (10°C) | 4.7 in | Wettest |
| November | 40°F (4°C) | 3.7 in | |
| December | 30°F (-1°C) | 4.5 in |
Nashua has a seasonal temperature swing of 49°F / from 24°F in January to 73°F in July. Total annual precipitation is 46.3 inches, with October being the wettest month (4.7") and January the driest (3.0").