Blue Knob, PA

Full City Profile · Pennsylvania · Cambria County County

4.7 /5.0
A+ Excellent
30 Population 333/sq mi density
$65,556 Median Income $30,530 per capita
51°F Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A
Economy
4.3 / 5.0
$65,556 median income, 0.0% unemployment
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Blue Knob experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 28°F in January while summers reach 72°F in July. Annual precipitation totals 36.7 inches. The area receives 38.0 inches of snow annually. Air quality is rated Good with a median AQI of 42.

Temperature

28°F Jan (-2°C) 72°F Jul (22°C)
Annual Average51.0°F
6% below US avg
January Average28°F (-2°C)
July Average72°F (22°C)

Geography

Elevation2,378 ft (725 m)
Area0.1 sq mi (0.2 km²)
Population Density333/sq mi
Coordinates40.3529°N, 78.5532°W
TimezoneAmerica/New_York
CountyCambria County County
Nearest AirportArnold Palmer Regional (LBE)
45 miles away

Precipitation & Snow

Annual Rainfall 36.7"
3% below US avg
Snowfall 38.0"
Wettest Month (Sep) 3.96"
Driest Month (Feb) 1.95"

Air Quality

AQI Median42.0
RatingGood
Good Days %73.7%
Unhealthy Days0

Air Pollutants (EPA 2023)

Ozone (O₃)0.0427 ppm
NO₂ (Nitrogen Dioxide)9.3 ppb
SO₂ (Sulfur Dioxide)0.77 ppb
CO (Carbon Monoxide)0.27 ppm
PM2.5 (Fine Particles)8.8 μg/m³

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score76.4 / 100
Social Vulnerability60.4 / 100
Community Resilience96.5 / 100

Hazard Breakdown

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

Earthquake History

6 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.4. Most recent: M2.8 on Sep 15, 2019.

Jun 13, 2019 9 km N of Blain, Pennsylvania M3.4 89 km
Jun 3, 2010 4 km ENE of Franklintown, Pennsylvania M3.1 137 km
Jan 17, 2016 3 km NE of Ranson, West Virginia M3.0 131 km
Apr 24, 2009 1 km S of Franklintown, Pennsylvania M2.9 134 km
Sep 15, 2019 5 km ESE of East Berlin, Pennsylvania M2.8 147 km
Oct 25, 2009 4 km ENE of Franklintown, Pennsylvania M2.8 137 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

194 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 2 fatalities, 90 injuries.

Date Rating Distance Fatalities
Jun 2, 1998 EF4 66 km 0
May 31, 1985 EF4 93 km 0
May 31, 1998 EF3 81 km 1
Jul 11, 1976 EF3 80 km 1
Apr 16, 1961 EF3 94 km 0
Jun 26, 2024 EF2 94 km 0
Aug 25, 2023 EF2 89 km 0
Mar 31, 2022 EF2 88 km 0
Apr 19, 2019 EF2 78 km 0
Apr 19, 2019 EF2 82 km 0
Oct 2, 2018 EF2 76 km 0
Apr 28, 2002 EF2 62 km 0
Jun 2, 1998 EF2 80 km 0
Aug 15, 1997 EF2 65 km 0
Jul 19, 1996 EF2 28 km 0
Jul 19, 1996 EF2 72 km 0
Sep 26, 1994 EF2 39 km 0
Apr 30, 1994 EF2 98 km 0
Sep 18, 1991 EF2 71 km 0
Nov 20, 1989 EF2 69 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

2 wildfires (100+ acres) within 100 km. Largest: BEAR DEN (945 ac, 2014).

Year Name Acres Distance
2014 BEAR DEN 945 58 km
2005 UNNAMED 510 60 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 2.2 in Coldest
February 31°F (-1°C) 2.0 in Driest
March 39°F (4°C) 3.0 in
April 50°F (10°C) 3.3 in
May 60°F (16°C) 3.7 in
June 69°F (20°C) 3.4 in
July 72°F (22°C) 3.5 in Warmest
August 71°F (21°C) 3.3 in
September 64°F (18°C) 4.0 in Wettest
October 53°F (12°C) 2.9 in
November 42°F (6°C) 2.9 in
December 33°F (1°C) 2.6 in

Blue Knob has a seasonal temperature swing of 44°F / from 28°F in January to 72°F in July. Total annual precipitation is 36.7 inches, with September being the wettest month (4.0") and February the driest (2.0").

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