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Worthington, PA

Full City Profile · Pennsylvania · Armstrong County County

4.0 /5.0
A Great
474 Population 687/sq mi density
$71,583 Median Income $41,710 per capita
$133,900 Home Value $187,911 Zillow
$850 Median Rent 18.3% income on rent
50°F Avg Temperature 275 sunny days/yr
A
Overall
4.0 / 5.0
Strong
A
Economy
4.3 / 5.0
$71,583 median income, 0.5% unemployment
A+
Affordability
5.0 / 5.0
$133,900 home value, $850/mo rent
C+
Education
2.7 / 5.0
20.7% bachelor's degree or higher
Worthington 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 275 sunny days per year. Annual precipitation totals 44.3 inches. Air quality is rated Good with a median AQI of 40.

Temperature

26°F Jan (-3°C) 72°F Jul (22°C)
Annual Average49.6°F
8% below US avg
January Average26°F (-3°C)
July Average72°F (22°C)
Sunny Days275 days/yr

Geography

Elevation1,121 ft (342 m)
Area0.3 sq mi (0.7 km²)
Population Density687/sq mi
Coordinates40.8380°N, 79.6350°W
TimezoneAmerica/New_York
CountyArmstrong County County
Nearest AirportPittsburgh/Butler Regional (BTP)
17 miles away

Precipitation & Snow

Annual Rainfall 44.3"
17% above US avg
Wettest Month (Jun) 4.49"
Driest Month (Feb) 2.44"

Air Quality

AQI Median40.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0464 ppm
PM2.5 (Fine Particles)8.5 μg/m³

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score69.3 / 100
Social Vulnerability42.9 / 100
Community Resilience86.6 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Moderate
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Very Low
Lightning Relatively Moderate
Ice Storm Relatively Low
Drought No Rating
Cold Wave Very Low
Landslide Relatively Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.5. Most recent: M2.5 on Sep 11, 2024.

Sep 25, 1998 2 km SW of Adamsville, Pennsylvania M4.5 97 km
Oct 16, 1993 8 km SSE of Madison, Ohio M3.6 150 km
Aug 28, 2023 7 km SE of Madison, Ohio M3.6 150 km
Mar 30, 2024 2 km SSW of Maple Ridge, Ohio M3.0 120 km
Aug 7, 2000 2 km S of Limaville, Ohio M2.9 128 km
Jan 20, 2001 0 km NNW of Edgewood, Ohio M2.6 150 km
Jul 17, 2003 1 km SE of Edgewood, Ohio M2.5 147 km
Sep 11, 2024 4 km WNW of Claysville, Pennsylvania M2.5 105 km
Dec 17, 1990 5 km SSE of Middleboro, Pennsylvania M2.5 131 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

302 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 26 fatalities, 624 injuries.

Date Rating Distance Fatalities
Jun 2, 1998 EF4 94 km 0
May 31, 1985 EF4 90 km 0
May 31, 1985 EF4 79 km 7
Jun 3, 1980 EF4 22 km 0
May 31, 1985 EF3 95 km 0
May 31, 1985 EF3 99 km 0
May 31, 1985 EF3 70 km 9
Jul 11, 1976 EF3 55 km 1
May 2, 1972 EF3 86 km 0
Sep 3, 1963 EF3 100 km 0
Aug 3, 1963 EF3 61 km 2
Aug 5, 1956 EF3 96 km 2
Mar 1, 1955 EF3 99 km 1
Jun 26, 2024 EF2 49 km 0
May 11, 2024 EF2 73 km 0
Aug 25, 2023 EF2 99 km 0
Mar 31, 2022 EF2 22 km 0
Oct 2, 2018 EF2 52 km 0
Oct 2, 2018 EF2 80 km 0
Mar 23, 2011 EF2 63 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

2 wildfires (100+ acres) within 100 km. Largest: UNNAMED (628 ac, 1990).

Year Name Acres Distance
1990 UNNAMED 628 78 km
2021 UNNAMED 586 89 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 26°F (-3°C) 2.6 in Coldest
February 28°F (-2°C) 2.4 in Driest
March 37°F (3°C) 3.4 in
April 48°F (9°C) 3.5 in
May 58°F (14°C) 4.0 in
June 66°F (19°C) 4.5 in Wettest
July 72°F (22°C) 4.3 in Warmest
August 69°F (20°C) 4.0 in
September 62°F (17°C) 3.7 in
October 51°F (10°C) 3.0 in
November 41°F (5°C) 3.4 in
December 31°F (-1°C) 3.2 in

Worthington has a seasonal temperature swing of 45°F / from 26°F in January to 72°F in July. Total annual precipitation is 42.0 inches, with June being the wettest month (4.5") and February the driest (2.4").

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