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Merom, IN

Full City Profile · Indiana · Sullivan County County

2.6 /5.0
C+ Fair
292 Population 811/sq mi density
$37,115 Median Income $18,093 per capita
$57,700 Home Value $148,463 Zillow
55°F Avg Temperature 293 sunny days/yr
56 Violent Crime/100K 3,887 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.8 / 5.0
$37,115 median income, 3.3% unemployment
A+
Affordability
5.0 / 5.0
$57,700 home value, /mo rent
F
Safety
1.0 / 5.0
56 violent crimes/100K
D
Education
1.6 / 5.0
7.2% bachelor's degree or higher
Merom experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 31°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 46.3 inches. The area receives 11.6 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

31°F Jan (-1°C) 76°F Jul (25°C)
Annual Average55.1°F
2% above US avg
January Average31°F (-1°C)
July Average76°F (25°C)
Sunny Days293 days/yr

Geography

Elevation546 ft (166 m)
Area0.4 sq mi (0.9 km²)
Population Density811/sq mi
Coordinates39.0560°N, 87.5672°W
TimezoneAmerica/Indiana/Indianapolis
CountySullivan County County
Nearest AirportLawrenceville-Vincennes International (LWV)
20 miles away

Precipitation & Snow

Annual Rainfall 46.3"
22% above US avg
Snowfall 11.6"
Wettest Month (May) 4.57"
Driest Month (Jan) 2.36"

Air Quality

AQI Median41.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score20.6 / 100
Social Vulnerability30.3 / 100
Community Resilience63.9 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Relatively 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 Low
Cold Wave Relatively Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

56 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.2. Most recent: M2.6 on Aug 9, 2025.

Apr 18, 2008 7 km NNE of Bellmont, Illinois M5.2 73 km
Apr 18, 2008 9 km NNE of Bellmont, Illinois M4.7 71 km
Jun 18, 2002 6 km SW of Parkers Settlement, Indiana M4.6 119 km
Apr 21, 2008 7 km NNE of Bellmont, Illinois M4.0 73 km
Dec 7, 2000 7 km W of Evansville, Indiana M3.9 121 km
Jan 24, 1990 6 km WNW of Alton, Indiana M3.9 138 km
Jun 17, 2021 Illinois-Indiana border region M3.8 89 km
Nov 11, 1991 3 km W of Flat Rock, Illinois M3.8 21 km
Jan 27, 1990 6 km N of Alton, Indiana M3.8 138 km
Sep 19, 2017 4 km N of Bellmont, Illinois M3.8 76 km
Apr 25, 2008 8 km NNE of Bellmont, Illinois M3.7 72 km
Dec 20, 1990 5 km S of Stilesville, Indiana M3.7 100 km
Apr 14, 2000 4 km NW of Heritage Lake, Indiana M3.6 105 km
Nov 20, 2012 7 km N of Bellmont, Illinois M3.6 73 km
Jun 5, 2008 8 km WNW of Mount Carmel, Illinois M3.4 71 km
May 30, 2015 4 km ENE of Geff, Illinois M3.4 95 km
Mar 2, 1990 9 km NW of Vernon, Illinois M3.4 141 km
May 1, 2008 8 km NNE of Bellmont, Illinois M3.3 72 km
May 13, 2025 7 km SSW of Lerna, Illinois M3.3 74 km
Jan 29, 1993 7 km WNW of Brownstown, Illinois M3.2 126 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

463 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 20 fatalities, 535 injuries.

Date Rating Distance Fatalities
Jun 2, 1990 EF4 66 km 6
Jun 2, 1990 EF4 62 km 0
Jun 2, 1990 EF4 95 km 0
Jun 2, 1990 EF4 95 km 1
Jan 7, 1989 EF4 67 km 0
Mar 31, 2023 EF3 46 km 6
Mar 31, 2023 EF3 77 km 2
Mar 8, 2009 EF3 86 km 0
Nov 15, 2005 EF3 56 km 0
Sep 20, 2002 EF3 84 km 0
Nov 22, 1992 EF3 94 km 0
Nov 22, 1992 EF3 98 km 0
Nov 22, 1992 EF3 82 km 0
Jun 2, 1990 EF3 64 km 0
Apr 3, 1989 EF3 90 km 0
Mar 10, 1986 EF3 97 km 0
Aug 10, 1974 EF3 76 km 0
Aug 10, 1974 EF3 66 km 0
Apr 1, 1974 EF3 40 km 0
Oct 24, 1967 EF3 92 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 31°F (-1°C) 2.4 in Coldest, Driest
February 33°F (0°C) 2.4 in
March 43°F (6°C) 3.7 in
April 54°F (12°C) 4.1 in
May 64°F (18°C) 4.6 in Wettest
June 73°F (23°C) 3.9 in
July 76°F (25°C) 4.4 in Warmest
August 75°F (24°C) 3.7 in
September 68°F (20°C) 3.3 in
October 56°F (13°C) 2.9 in
November 44°F (7°C) 3.8 in
December 33°F (1°C) 3.1 in

Merom has a seasonal temperature swing of 46°F / from 31°F in January to 76°F in July. Total annual precipitation is 42.2 inches, with May being the wettest month (4.6") and January the driest (2.4").

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