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Dumont, IA

Full City Profile · Iowa · Butler County County

2.9 /5.0
C+ Fair
829 Population 474/sq mi density
$57,604 Median Income $25,479 per capita
$72,700 Home Value $123,043 Zillow
$495 Median Rent 26.3% income on rent
47°F Avg Temperature 260 sunny days/yr
96 Violent Crime/100K 2,283 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$57,604 median income, 3.6% unemployment
A+
Affordability
5.0 / 5.0
$72,700 home value, $495/mo rent
F
Safety
1.0 / 5.0
96 violent crimes/100K
D
Education
1.9 / 5.0
10.9% bachelor's degree or higher
Dumont 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

Elevation1,009 ft (308 m)
Area1.8 sq mi (4.6 km²)
Population Density474/sq mi
Coordinates42.7522°N, 92.9737°W
TimezoneAmerica/Chicago
CountyButler County County
Nearest AirportNortheast Iowa Regional (CCY)
29 miles away

Precipitation & Snow

Annual Rainfall 35.4"
7% below US avg
Wettest Month (Jul) 4.80"
Driest Month (Jan) 0.75"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score27.1 / 100
Social Vulnerability10.6 / 100
Community Resilience89.4 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively Moderate
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

658 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 51 fatalities, 1,207 injuries.

Date Rating Distance Fatalities
May 25, 2008 EF5 24 km 9
May 15, 1968 EF5 12 km 13
May 15, 1968 EF5 86 km 5
Oct 14, 1966 EF5 56 km 6
May 30, 1989 EF4 55 km 0
May 24, 1989 EF4 91 km 0
May 4, 1977 EF4 99 km 0
Jul 12, 1971 EF4 68 km 0
Apr 30, 1967 EF4 63 km 0
Apr 30, 1967 EF4 79 km 0
Apr 30, 1967 EF4 98 km 5
Aug 26, 1965 EF4 81 km 1
May 5, 1965 EF4 60 km 0
Sep 1, 1961 EF4 4 km 0
May 10, 1953 EF4 57 km 0
May 10, 1953 EF4 91 km 2
Jul 19, 2018 EF3 75 km 0
Jun 12, 2013 EF3 60 km 0
May 25, 2008 EF3 80 km 0
Jun 11, 2004 EF3 80 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 0.8 in Coldest, Driest
February 22°F (-6°C) 0.9 in
March 34°F (1°C) 2.0 in
April 48°F (9°C) 3.1 in
May 60°F (16°C) 3.9 in
June 69°F (21°C) 4.7 in
July 73°F (23°C) 4.8 in Warmest, Wettest
August 71°F (21°C) 3.9 in
September 62°F (17°C) 3.9 in
October 50°F (10°C) 2.5 in
November 35°F (1°C) 1.6 in
December 21°F (-6°C) 1.1 in

Dumont has a seasonal temperature swing of 57°F / from 16°F in January to 73°F in July. Total annual precipitation is 33.0 inches, with July being the wettest month (4.8") and January the driest (0.8").

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