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Superior, IA

Full City Profile · Iowa · Emmet County County

2.9 /5.0
C+ Fair
132 Population 307/sq mi density
$59,432 Median Income $24,655 per capita
$74,000 Home Value $117,842 Zillow
45°F Avg Temperature 260 sunny days/yr
362 Violent Crime/100K 1,120 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$59,432 median income, 3.8% unemployment
A+
Affordability
5.0 / 5.0
$74,000 home value, /mo rent
F
Safety
1.0 / 5.0
362 violent crimes/100K
D
Education
1.6 / 5.0
6.9% bachelor's degree or higher
Superior has a cool climate with an average annual temperature of 45°F (7°C). Winters average 15°F in January while summers reach 71°F in July. The area gets 260 sunny days per year. Annual precipitation totals 31.7 inches. Air quality is rated Good with a median AQI of 43.

Temperature

15°F Jan (-10°C) 71°F Jul (22°C)
Annual Average44.8°F
17% below US avg
January Average15°F (-10°C)
July Average71°F (22°C)
Sunny Days260 days/yr

Geography

Elevation1,494 ft (455 m)
Area0.4 sq mi (1.1 km²)
Population Density307/sq mi
Coordinates43.4336°N, 94.9466°W
TimezoneAmerica/Chicago
CountyEmmet County County
Nearest AirportFort Dodge Regional (FOD)
72 miles away

Precipitation & Snow

Annual Rainfall 31.7"
16% below US avg
Wettest Month (Jun) 4.37"
Driest Month (Feb) 0.55"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score42.8 / 100
Social Vulnerability33.6 / 100
Community Resilience67.1 / 100

Hazard Breakdown

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

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M2.8. Most recent: M2.7 on Jun 30, 2021.

Apr 25, 2017 Near Mankato, Minnesota M2.8 113 km
Jun 30, 2021 4 km E of Rembrandt, Iowa M2.7 69 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

543 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 9 fatalities, 231 injuries.

Date Rating Distance Fatalities
Jun 16, 1992 EF5 96 km 1
Apr 9, 2011 EF4 79 km 0
Jun 25, 2010 EF4 81 km 0
Mar 29, 1998 EF4 74 km 1
Jun 16, 1992 EF4 96 km 0
Jun 28, 1979 EF4 94 km 3
Aug 29, 1964 EF4 82 km 0
Aug 1, 2006 EF3 55 km 0
Jun 11, 2004 EF3 60 km 0
Aug 7, 1994 EF3 73 km 0
Jun 7, 1984 EF3 64 km 0
Sep 20, 1980 EF3 36 km 0
Jun 28, 1979 EF3 60 km 2
Jun 10, 1977 EF3 27 km 0
Oct 1, 1971 EF3 62 km 0
May 31, 1971 EF3 85 km 0
May 31, 1971 EF3 49 km 0
May 31, 1971 EF3 31 km 0
Mar 21, 1953 EF3 31 km 0
Apr 12, 2022 EF2 87 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

2 wildfires (100+ acres) within 100 km. Largest: DEWEYS PASTURE (641 ac, 2008).

Year Name Acres Distance
2008 DEWEYS PASTURE 641 28 km
2024 LINCOLN WPA RX 575 85 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 15°F (-10°C) 0.6 in Coldest
February 20°F (-7°C) 0.6 in Driest
March 32°F (-0°C) 1.8 in
April 46°F (8°C) 3.0 in
May 59°F (15°C) 3.5 in
June 69°F (20°C) 4.4 in Wettest
July 71°F (22°C) 3.8 in Warmest
August 69°F (21°C) 3.7 in
September 61°F (16°C) 3.1 in
October 49°F (9°C) 2.2 in
November 32°F (0°C) 1.4 in
December 19°F (-8°C) 0.7 in

Superior has a seasonal temperature swing of 57°F / from 15°F in January to 71°F in July. Total annual precipitation is 28.6 inches, with June being the wettest month (4.4") and February the driest (0.6").

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