Chatsworth, IA

Full City Profile · Iowa · Union County County

2.8 /5.0

C+ Fair

80 Population 160/sq mi density

$45,556 Median Income $27,789 per capita

$740 Median Rent 26.0% income on rent

49°F Avg Temperature 291 sunny days/yr

78 Violent Crime/100K 940 property/100K

C+

Overall

2.8 / 5.0

Fair overall score based on economy, affordability, safety and education

B+

Economy

3.9 / 5.0

$45,556 median income, 0.0% unemployment

A+

Affordability

5.0 / 5.0

Safety

1.0 / 5.0

78 violent crimes/100K

Education

1.3 / 5.0

4.2% bachelor's degree or higher

Chatsworth experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 20°F in January while summers reach 74°F in July. The area gets 291 sunny days per year. Annual precipitation totals 28.0 inches. Air quality is rated Good with a median AQI of 43.

Temperature

20°F Jan (-6°C) 74°F Jul (24°C)

Annual Average	48.8°F
	10% below US avg
January Average	20°F (-6°C)
July Average	74°F (24°C)
Sunny Days	291 days/yr

Geography

Elevation	1,160 ft (354 m)
Area	0.5 sq mi (1.3 km²)
Population Density	160/sq mi
Coordinates	42.9163°N, 96.5145°W
Timezone	America/Chicago
County	Union County County
Nearest Airport	Sioux Gateway/Brig General Bud Day Field (SUX) 36 miles away

Precipitation & Snow

Annual Rainfall 28.0"

26% below US avg

Wettest Month (Jun) 3.98"

Driest Month (Jan) 0.47"

Air Quality

AQI Median	43.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	37.1 / 100
Social Vulnerability	10.6 / 100
Community Resilience	48.3 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Earthquake	Very Low
Wildfire	Relatively Low
Flood	Relatively Low
Hail	Relatively Moderate
Strong Wind	Relatively Low
Heat Wave	Very Low
Winter Weather	Relatively Moderate
Lightning	Relatively Low
Ice Storm	Relatively Moderate
Drought	Relatively Moderate
Cold Wave	Relatively Low
Landslide	Very 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: M2.7 on Feb 5, 2025.

Feb 6, 1996	1 km N of Wausa, Nebraska	M3.6	95 km
Aug 9, 1997	9 km NW of Clarkson, Nebraska	M3.4	136 km
Jan 4, 2021	5 km N of Tyndall, South Dakota	M3.1	111 km
Feb 5, 2025	8 km SSE of Tilden, Nebraska	M2.7	149 km
Jun 30, 2021	4 km E of Rembrandt, Iowa	M2.7	115 km
Mar 6, 2024	6 km SSE of Santee, Nebraska	M2.5	107 km

Source: USGS (M2.5+, 1990–2025)

Tornado History

653 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 8 fatalities, 132 injuries.

Date	Rating	Distance	Fatalities
Jun 16, 2014	EF4	92 km	0
Oct 4, 2013	EF4	73 km	0
Oct 4, 2013	EF4	99 km	0
Jun 25, 2010	EF4	74 km	0
Jun 23, 2003	EF4	81 km	1
Jun 7, 1993	EF4	95 km	0
Jul 28, 1986	EF4	46 km	0
Jul 7, 1977	EF4	87 km	0
Jun 7, 1965	EF4	65 km	1
Jun 23, 1952	EF4	57 km	0
Jun 17, 2014	EF3	74 km	0
Aug 7, 1994	EF3	82 km	0
Jul 5, 1994	EF3	68 km	0
May 7, 1993	EF3	99 km	0
Aug 3, 1981	EF3	66 km	0
May 8, 1979	EF3	59 km	0
Jul 5, 1978	EF3	30 km	0
Oct 1, 1971	EF3	85 km	0
May 31, 1971	EF3	57 km	0
May 31, 1971	EF3	92 km	0

Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	20°F (-6°C)	0.5 in	Coldest, Driest
February	23°F (-5°C)	0.7 in
March	35°F (1°C)	1.8 in
April	48°F (9°C)	2.5 in
May	60°F (16°C)	3.5 in
June	70°F (21°C)	4.0 in	Wettest
July	74°F (24°C)	3.3 in	Warmest
August	72°F (22°C)	3.2 in
September	63°F (17°C)	2.8 in
October	50°F (10°C)	1.9 in
November	33°F (1°C)	1.1 in
December	21°F (-6°C)	0.7 in

Chatsworth has a seasonal temperature swing of 54°F / from 20°F in January to 74°F in July. Total annual precipitation is 26.1 inches, with June being the wettest month (4.0") and January the driest (0.5").

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