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 Average48.8°F
10% below US avg
January Average24°F (-4°C)
July Average73°F (23°C)

Geography

Elevation197 ft (60 m)
Area31.7 sq mi (82.2 km²)
Population Density2,956/sq mi
Coordinates42.7491°N, 71.4905°W
TimezoneAmerica/New_York
CountyHillsborough County County
Nearest AirportManchester Boston Regional (MHT)
13 miles away

Precipitation & Snow

Annual Rainfall 46.3"
22% above US avg
Snowfall 52.9"
Wettest Month (Oct) 4.66"
Driest Month (Jan) 3.00"

Air Quality

AQI Median37.0
RatingGood
Good Days %89.6%
Unhealthy Days0

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 RiskRelatively Moderate
Risk Score89.8 / 100
Social Vulnerability10.6 / 100
Community Resilience64.3 / 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)

Earthquake History

39 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.7. Most recent: M3.8 on Jan 27, 2025.

Oct 16, 2012 5 km W of Hollis Center, Maine M4.7 116 km
Jan 27, 2025 9 km SE of York Harbor, Maine M3.8 83 km
Oct 2, 1994 6 km W of Hardwick, Massachusetts M3.7 78 km
Oct 6, 1992 1 km SW of Canterbury, New Hampshire M3.4 64 km
Jan 12, 2015 0 km NE of Wauregan, Connecticut M3.3 116 km
Jun 16, 2000 5 km NE of Granville, Massachusetts M3.3 131 km
Oct 2, 1994 1 km NW of Hardwick, Massachusetts M3.3 74 km
Sep 26, 2010 2 km SW of Canterbury, New Hampshire M3.2 64 km
Mar 22, 1996 2 km NE of Bristol, Rhode Island M3.1 120 km
Jan 10, 1999 2 km ENE of Merrimac, Massachusetts M3.1 43 km
Jan 10, 1999 1 km NNE of Merrimac, Massachusetts M3.0 42 km
Jan 27, 2000 3 km WNW of Fremont, New Hampshire M3.0 38 km
Jul 22, 2003 72 km NNE of Provincetown, Massachusetts M3.0 145 km
Apr 25, 2023 4 km SW of Center Sandwich, New Hampshire M2.9 115 km
Jan 8, 1998 52 km ENE of Rockport, Massachusetts M2.9 119 km
Jun 7, 2010 29 km SE of York Beach, Maine M2.9 101 km
Mar 21, 2016 4 km ESE of Warner, New Hampshire M2.8 62 km
Sep 28, 2002 2 km N of Wilton, New Hampshire M2.8 24 km
Mar 23, 1992 5 km SE of Hill, New Hampshire M2.8 84 km
Mar 9, 2008 25 km SE of York Beach, Maine M2.8 97 km
Source: USGS (M2.5+, 1990-2025)

Hurricane History

2 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2. Most recent: Bob (1991, Cat 2).

Year Name Category Closest
1991 Bob Category 2 83 km
1985 Gloria Category 1 143 km
Source: NOAA IBTrACS (Cat 1+, 1980-2026)

Tornado History

199 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 99 fatalities, 1,319 injuries.

Date Rating Distance Fatalities
Jun 9, 1953 EF4 64 km 94
Jun 22, 1981 EF3 52 km 0
Sep 29, 1974 EF3 27 km 0
Oct 3, 1970 EF3 73 km 1
May 20, 1963 EF3 53 km 0
Jun 9, 1953 EF3 49 km 0
Jun 9, 1953 EF3 68 km 0
Jul 28, 2014 EF2 55 km 0
Jul 24, 2008 EF2 47 km 1
Jul 11, 2006 EF2 78 km 0
May 21, 2006 EF2 56 km 0
Jul 6, 1999 EF2 63 km 0
May 31, 1998 EF2 49 km 0
Jul 3, 1997 EF2 37 km 0
Jun 22, 1981 EF2 80 km 0
Aug 10, 1979 EF2 71 km 2
May 3, 1976 EF2 67 km 0
May 11, 1973 EF2 99 km 0
Aug 27, 1972 EF2 87 km 0
Aug 9, 1972 EF2 57 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: THE RANGE (760 ac, 2005).

Year Name Acres Distance
2005 THE RANGE 760 31 km
Source: NIFC/IRWIN (100+ acres)

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").

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