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Sulphur Springs, IN

Full City Profile · Indiana · Henry County County

3.5 /5.0
B+ Good
466 Population 666/sq mi density
$53,750 Median Income $26,682 per capita
$133,700 Home Value $168,048 Zillow
$983 Median Rent 27.1% income on rent
50°F Avg Temperature 293 sunny days/yr
394 Violent Crime/100K 4,121 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$53,750 median income, 3.4% unemployment
A+
Affordability
5.0 / 5.0
$133,700 home value, $983/mo rent
F
Safety
1.0 / 5.0
394 violent crimes/100K (4% above avg)
A
Education
4.2 / 5.0
39.4% bachelor's degree or higher
Sulphur Springs experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 26°F in January while summers reach 72°F in July. The area gets 293 sunny days per year. Annual precipitation totals 44.4 inches. The area receives 24.8 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

26°F Jan (-4°C) 72°F Jul (22°C)
Annual Average50.4°F
7% below US avg
January Average26°F (-4°C)
July Average72°F (22°C)
Sunny Days293 days/yr

Geography

Elevation1,069 ft (326 m)
Area0.7 sq mi (1.8 km²)
Population Density666/sq mi
Coordinates39.9966°N, 85.4399°W
TimezoneAmerica/Indiana/Indianapolis
CountyHenry County County
Nearest AirportDelaware County Regional (MIE)
17 miles away

Precipitation & Snow

Annual Rainfall 44.4"
17% above US avg
Snowfall 24.8"
Wettest Month (May) 4.41"
Driest Month (Jan) 2.28"

Air Quality

AQI Median41.0
RatingGood

Air Pollutants (EPA 2023)

PM2.5 (Fine Particles)9.4 μg/m³

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score44.8 / 100
Social Vulnerability34.5 / 100
Community Resilience72.7 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Very Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Relatively Low
Lightning Relatively 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

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M2.6 on Jun 12, 2015.

Sep 12, 2004 4 km NW of Manilla, Indiana M3.8 48 km
Dec 20, 1990 5 km S of Stilesville, Indiana M3.7 111 km
Apr 14, 2000 4 km NW of Heritage Lake, Indiana M3.6 115 km
Dec 17, 1990 Illinois-Indiana border region M3.2 137 km
Apr 17, 1990 8 km NW of Fort Recovery, Ohio M3.0 72 km
Apr 4, 1994 2 km WNW of Minster, Ohio M2.9 99 km
May 12, 2006 2 km E of Lima, Ohio M2.8 142 km
Jun 12, 2015 6 km NW of Convoy, Ohio M2.6 121 km
Jan 30, 2004 2 km S of Rockford, Ohio M2.5 100 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

594 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 50 fatalities, 1,788 injuries.

Date Rating Distance Fatalities
May 27, 2019 EF4 86 km 0
Jun 11, 1998 EF4 50 km 0
Jun 2, 1990 EF4 97 km 0
Jul 9, 1980 EF4 42 km 2
Apr 3, 1974 EF4 33 km 0
Apr 3, 1974 EF4 99 km 4
Apr 3, 1974 EF4 16 km 1
May 14, 1972 EF4 60 km 0
Apr 11, 1965 EF4 62 km 4
Apr 11, 1965 EF4 98 km 3
Apr 11, 1965 EF4 92 km 25
Apr 25, 1961 EF4 56 km 0
Mar 6, 1956 EF4 65 km 1
Mar 14, 2024 EF3 34 km 1
Mar 31, 2023 EF3 76 km 0
Mar 31, 2023 EF3 55 km 0
May 27, 2019 EF3 83 km 0
May 27, 2019 EF3 65 km 0
May 27, 2019 EF3 89 km 1
Aug 24, 2016 EF3 82 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: UNNAMED (1,102 ac, 2007).

Year Name Acres Distance
2007 UNNAMED 1,102 92 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 26°F (-4°C) 2.3 in Coldest, Driest
February 28°F (-2°C) 2.3 in
March 39°F (4°C) 3.4 in
April 50°F (10°C) 4.0 in
May 60°F (16°C) 4.4 in Wettest
June 69°F (21°C) 4.1 in
July 72°F (22°C) 4.3 in Warmest
August 71°F (22°C) 3.6 in
September 65°F (18°C) 2.9 in
October 53°F (12°C) 2.8 in
November 41°F (5°C) 3.5 in
December 30°F (-1°C) 3.0 in

Sulphur Springs has a seasonal temperature swing of 47°F / from 26°F in January to 72°F in July. Total annual precipitation is 40.7 inches, with May being the wettest month (4.4") and January the driest (2.3").

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