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Nashua, IA

Full City Profile · Iowa · Bremer County County

3.1 /5.0
B Good
1,634 Population 560/sq mi density
$63,750 Median Income $33,848 per capita
$117,300 Home Value $185,809 Zillow
$740 Median Rent 18.2% income on rent
47°F Avg Temperature 260 sunny days/yr
254 Violent Crime/100K 1,521 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$63,750 median income, 1.5% unemployment
A+
Affordability
5.0 / 5.0
$117,300 home value, $740/mo rent
F
Safety
1.0 / 5.0
254 violent crimes/100K
C
Education
2.2 / 5.0
15.6% bachelor's degree or higher
Nashua experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 16°F in January while summers reach 73°F in July. The area gets 260 sunny days per year. Annual precipitation totals 35.4 inches. Air quality is rated Good with a median AQI of 43.

Temperature

16°F Jan (-9°C) 73°F Jul (23°C)
Annual Average46.7°F
14% below US avg
January Average16°F (-9°C)
July Average73°F (23°C)
Sunny Days260 days/yr

Geography

Elevation1,007 ft (307 m)
Area3.1 sq mi (8.1 km²)
Population Density560/sq mi
Coordinates42.9504°N, 92.5425°W
TimezoneAmerica/Chicago
CountyBremer County County
Nearest AirportNortheast Iowa Regional (CCY)
9 miles away

Precipitation & Snow

Annual Rainfall 35.4"
7% below US avg
Wettest Month (Jun) 4.80"
Driest Month (Jan) 0.87"

Air Quality

AQI Median43.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0471 ppm

Natural Hazard Risk

Overall RiskVery Low
Risk Score24.6 / 100
Social Vulnerability10.6 / 100
Community Resilience98.0 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Very Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Relatively Low
Lightning Very Low
Ice Storm Very Low
Drought Relatively Moderate
Cold Wave Relatively Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Tornado History

575 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 46 fatalities, 1,117 injuries.

Date Rating Distance Fatalities
May 25, 2008 EF5 52 km 9
May 15, 1968 EF5 59 km 5
May 15, 1968 EF5 51 km 13
Oct 14, 1966 EF5 92 km 6
May 30, 1989 EF4 91 km 0
Jul 12, 1971 EF4 32 km 0
Apr 30, 1967 EF4 75 km 0
Apr 30, 1967 EF4 64 km 0
Apr 30, 1967 EF4 100 km 5
Aug 26, 1965 EF4 78 km 1
May 5, 1965 EF4 43 km 0
Sep 1, 1961 EF4 42 km 0
May 10, 1953 EF4 57 km 2
May 10, 1953 EF4 81 km 0
Jun 12, 2013 EF3 93 km 0
May 25, 2008 EF3 58 km 0
Jun 11, 2004 EF3 50 km 0
May 11, 2000 EF3 49 km 1
Jul 27, 1995 EF3 81 km 0
Jul 19, 1994 EF3 46 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 0.9 in Coldest, Driest
February 21°F (-6°C) 0.9 in
March 34°F (1°C) 2.1 in
April 47°F (8°C) 3.4 in
May 60°F (15°C) 4.2 in
June 69°F (21°C) 4.8 in Wettest
July 73°F (23°C) 4.7 in Warmest
August 70°F (21°C) 4.3 in
September 62°F (17°C) 3.6 in
October 50°F (10°C) 2.6 in
November 34°F (1°C) 2.0 in
December 20°F (-7°C) 1.2 in

Nashua has a seasonal temperature swing of 57°F / from 16°F in January to 73°F in July. Total annual precipitation is 34.6 inches, with June being the wettest month (4.8") and January the driest (0.9").

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