Mercer, MO

Full City Profile · Missouri

2.9 /5.0

C+ Fair

359 Population 970/sq mi density

$39,583 Median Income $33,572 per capita

$58,100 Home Value $117,464 Zillow

$399 Median Rent 20.4% income on rent

51°F Avg Temperature 267 sunny days/yr

115 Violent Crime/100K 2,109 property/100K

C+

Overall

2.9 / 5.0

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

B+

Economy

3.8 / 5.0

$39,583 median income, 0.7% unemployment

A+

Affordability

5.0 / 5.0

$58,100 home value, $399/mo rent

Safety

1.0 / 5.0

115 violent crimes/100K

Education

2.0 / 5.0

12.1% bachelor's degree or higher

Mercer experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 23°F in January while summers reach 76°F in July. The area gets 267 sunny days per year. Annual precipitation totals 38.0 inches. The area receives 4.2 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

23°F Jan (-5°C) 76°F Jul (25°C)

Annual Average	51.2°F
	5% below US avg
January Average	23°F (-5°C)
July Average	76°F (25°C)
Sunny Days	267 days/yr

Geography

Elevation	968 ft (295 m)
Area	0.4 sq mi (1.0 km²)
Population Density	970/sq mi
Coordinates	40.4095°N, 93.5789°W
Timezone	America/Chicago
Nearest Airport	Kirksville Regional (IRK) 59 miles away

Precipitation & Snow

Annual Rainfall 38.0"

0% below US avg

Snowfall 4.2"

Wettest Month (May) 4.69"

Driest Month (Jan) 1.22"

Air Quality

AQI Median	41.0
Rating	Good

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.1. Most recent: M2.5 on Jul 15, 2025.

Feb 11, 1995	6 km E of Clearmont, Missouri	M3.1	117 km
Jul 15, 2025	3 km W of Hale, Missouri	M2.5	92 km

Source: USGS (M2.5+, 1990–2025)

Tornado History

387 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 14 fatalities, 192 injuries.

Date	Rating	Distance	Fatalities
May 29, 2004	EF4	82 km	3
Apr 8, 1999	EF4	93 km	0
Jun 7, 1984	EF4	38 km	3
Jun 2, 1980	EF4	37 km	0
Apr 23, 1975	EF4	86 km	1
Apr 21, 1973	EF4	9 km	0
Apr 21, 1967	EF4	86 km	0
Jan 24, 1967	EF4	89 km	0
May 20, 1959	EF4	49 km	0
May 10, 1953	EF4	55 km	0
Mar 5, 2022	EF3	61 km	1
Aug 20, 2019	EF3	95 km	0
Jun 22, 2015	EF3	93 km	0
Apr 11, 2001	EF3	67 km	0
Apr 8, 1999	EF3	74 km	0
May 27, 1995	EF3	40 km	0
Mar 29, 1979	EF3	79 km	0
Apr 23, 1975	EF3	78 km	0
May 5, 1971	EF3	92 km	0
May 5, 1971	EF3	97 km	0

Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: HIGHWAY E (897 ac, 2012).

Year	Name	Acres	Distance
2012	HIGHWAY E	897	99 km

Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	23°F (-5°C)	1.2 in	Coldest, Driest
February	29°F (-2°C)	1.2 in
March	40°F (5°C)	2.6 in
April	52°F (11°C)	3.6 in
May	62°F (17°C)	4.7 in	Wettest
June	71°F (22°C)	4.3 in
July	76°F (25°C)	4.5 in	Warmest
August	74°F (23°C)	4.1 in
September	66°F (19°C)	4.3 in
October	54°F (12°C)	3.2 in
November	40°F (4°C)	2.4 in
December	28°F (-2°C)	1.8 in

Mercer has a seasonal temperature swing of 53°F / from 23°F in January to 76°F in July. Total annual precipitation is 38.0 inches, with May being the wettest month (4.7") and January the driest (1.2").

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