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Riverton, IA

Full City Profile · Iowa · Fremont County County

3.0 /5.0
B Good
174 Population 290/sq mi density
$46,379 Median Income $35,730 per capita
$44,600 Home Value $108,407 Zillow
51°F Avg Temperature 275 sunny days/yr
20 Violent Crime/100K 931 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$46,379 median income, 0.6% unemployment
A+
Affordability
5.0 / 5.0
$44,600 home value, /mo rent
F
Safety
1.0 / 5.0
20 violent crimes/100K
C
Education
2.1 / 5.0
14.3% bachelor's degree or higher
Riverton experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 23°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 33.3 inches. The area receives 20.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

23°F Jan (-5°C) 75°F Jul (24°C)
Annual Average50.7°F
6% below US avg
January Average23°F (-5°C)
July Average75°F (24°C)
Sunny Days275 days/yr

Geography

Elevation967 ft (295 m)
Area0.6 sq mi (1.5 km²)
Population Density290/sq mi
Coordinates40.6869°N, 95.5686°W
TimezoneAmerica/Chicago
CountyFremont County County
Nearest AirportEppley Airfield (OMA)
46 miles away

Precipitation & Snow

Annual Rainfall 33.3"
12% below US avg
Snowfall 20.6"
Wettest Month (Jul) 4.49"
Driest Month (Jan) 0.71"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score15.0 / 100
Social Vulnerability24.9 / 100
Community Resilience47.9 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane No Rating
Earthquake Very Low
Wildfire Very Low
Flood Very Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Very Low
Ice Storm Relatively Low
Drought Relatively Moderate
Cold Wave Relatively Low
Landslide Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

6 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.6. Most recent: M2.9 on Jan 6, 2014.

Dec 17, 2009 2 km NW of Auburn, Nebraska M3.6 40 km
Jul 16, 2004 6 km SSE of Riverton, Iowa M3.5 6 km
Mar 23, 2007 5 km N of Nortonville, Kansas M3.1 137 km
Feb 11, 1995 6 km E of Clearmont, Missouri M3.1 56 km
Jan 6, 2014 5 km NW of Liberty, Nebraska M2.9 104 km
Mar 31, 1993 2 km SE of Nemaha, Nebraska M2.9 41 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

626 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 17 fatalities, 475 injuries.

Date Rating Distance Fatalities
May 21, 2024 EF4 59 km 5
Apr 26, 2024 EF4 86 km 0
Apr 8, 1999 EF4 59 km 0
May 24, 1989 EF4 79 km 0
Mar 29, 1979 EF4 42 km 0
Jun 26, 1976 EF4 85 km 0
May 6, 1975 EF4 68 km 3
Jun 22, 1964 EF4 10 km 0
Apr 12, 1964 EF4 29 km 1
Apr 5, 1954 EF4 22 km 0
May 21, 2024 EF3 36 km 0
Apr 26, 2024 EF3 70 km 0
Apr 26, 2024 EF3 71 km 1
Apr 26, 2024 EF3 90 km 0
Apr 26, 2024 EF3 57 km 0
May 21, 2019 EF3 90 km 0
Jun 3, 2014 EF3 89 km 0
Apr 14, 1994 EF3 98 km 0
Apr 26, 1991 EF3 71 km 0
Jul 15, 1988 EF3 70 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

8 wildfires (100+ acres) within 100 km. Largest: UNNAMED (4,195 ac, 2005).

Year Name Acres Distance
2005 UNNAMED 4,195 69 km
2020 MOSQR-FY20-RX-WUI 964 69 km
2016 SQR BM SL DESOTO 2016 WUI RX 866 70 km
1988 NORTH POOL 698 69 km
2020 UNNAMED 645 71 km
2010 UNNAMED 629 84 km
2009 UNIT 6 625 72 km
2002 SCRDGRS 6 536 72 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 23°F (-5°C) 0.7 in Coldest, Driest
February 29°F (-2°C) 0.9 in
March 40°F (4°C) 2.3 in
April 52°F (11°C) 3.2 in
May 63°F (17°C) 4.3 in
June 72°F (22°C) 4.3 in
July 75°F (24°C) 4.5 in Warmest, Wettest
August 74°F (23°C) 4.1 in
September 66°F (19°C) 4.0 in
October 54°F (12°C) 2.6 in
November 39°F (4°C) 1.7 in
December 27°F (-3°C) 1.1 in

Riverton has a seasonal temperature swing of 53°F / from 23°F in January to 75°F in July. Total annual precipitation is 33.8 inches, with July being the wettest month (4.5") and January the driest (0.7").

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