Weather & Climate in McCausland, IA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

McCausland experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 22°F in January while summers reach 74°F in July. The area gets 275 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 36.5 inches. The area receives 31.9 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 609 feet.

Temperature

22°F Jan (-6°C) 74°F Jul (24°C)

Annual Average	50.2°F
	7% below US avg
January Average	22°F (-6°C)
July Average	74°F (24°C)
Sunny Days	275 days/yr

Geography

Elevation	609 ft (186 m)
Area	0.6 sq mi (1.5 km²)
Population Density	629/sq mi
Coordinates	41.7434°N, 90.4459°W
Timezone	America/Chicago
County	Scott County County
Nearest Airport	Quad Cities International (MLI) 21 miles away

Precipitation & Snow

Annual Rainfall 36.5"

4% below US avg

Snowfall 31.9"

Wettest Month (Jun) 4.45"

Driest Month (Feb) 1.22"

Air Quality

AQI Median	43.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Moderate
Risk Score	84.9 / 100
Social Vulnerability	19.2 / 100
Community Resilience	95.9 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Hurricane	Very Low
Earthquake	Relatively Low
Wildfire	Very Low
Flood	Relatively Moderate
Hail	Relatively High
Strong Wind	Relatively High
Heat Wave	Relatively Moderate
Winter Weather	Relatively High
Lightning	Relatively High
Ice Storm	Relatively High
Drought	Relatively Moderate
Cold Wave	Relatively Moderate
Landslide	Relatively Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.

Jun 28, 2004	12 km NW of Dayton, Illinois	M4.2	132 km	10 km
Sep 2, 1999	8 km W of Amboy, Illinois	M3.5	84 km	5 km
Jul 15, 2024	2 km WNW of Somonauk, Illinois	M3.1	144 km	10 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

628 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 9 fatalities, 246 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 9, 2015	EF4	97 km	30.1 mi	2
Mar 13, 1990	EF4	97 km	19.0 mi	0
Mar 29, 1981	EF4	42 km	5.1 mi	0
Apr 11, 1965	EF4	42 km	91.5 mi	1
Jun 1, 2007	EF3	81 km	15.8 mi	0
May 9, 1995	EF3	40 km	10.0 mi	0
May 9, 1995	EF3	73 km	22.0 mi	0
Jun 19, 1993	EF3	68 km	14.0 mi	0
Jul 13, 1992	EF3	75 km	5.0 mi	0
Mar 13, 1990	EF3	21 km	15.5 mi	0
May 8, 1988	EF3	28 km	32.0 mi	0
May 8, 1988	EF3	95 km	16.0 mi	0
Aug 5, 1979	EF3	78 km	5.7 mi	0
Aug 15, 1978	EF3	60 km	6.4 mi	0
Mar 4, 1976	EF3	95 km	0.8 mi	0
Jun 20, 1974	EF3	30 km	10.6 mi	1
Jun 14, 1974	EF3	45 km	48.6 mi	0
May 13, 1974	EF3	19 km	3.6 mi	0
Sep 9, 1970	EF3	86 km	4.7 mi	0
Apr 16, 1967	EF3	96 km	27.8 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

5 wildfires (100+ acres) recorded within 100 km. Largest: UNIT 3 (1,206 acres, 1999).

Year	Name	Acres Burned	Distance
1999	UNIT 3	1,206	88 km
2002	HSB 03 2	1,130	89 km
2000	DESTRUST A	756	88 km
2006	HSB 003	674	89 km
2004	HSB 009	608	88 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	22°F (-6°C)	1.4 in	Coldest
February	25°F (-4°C)	1.2 in	Driest
March	37°F (3°C)	2.5 in
April	50°F (10°C)	3.5 in
May	61°F (16°C)	4.0 in
June	70°F (21°C)	4.5 in	Wettest
July	74°F (24°C)	3.9 in	Warmest
August	72°F (22°C)	4.3 in
September	64°F (18°C)	3.7 in
October	52°F (11°C)	2.7 in
November	38°F (3°C)	2.4 in
December	25°F (-4°C)	1.9 in

McCausland has a seasonal temperature swing of 53°F / from 22°F in January to 74°F in July. Total annual precipitation is 35.9 inches, with June being the wettest month (4.5") and February the driest (1.2").

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