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Weather & Climate in Pleasant Hills, PA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Pleasant Hills experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 74°F in July. The area gets 275 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 41.3 inches. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 1,202 feet.

Temperature

30°F Jan (-1°C) 74°F Jul (23°C)
Annual Average52.4°F
3% below US avg
January Average30°F (-1°C)
July Average74°F (23°C)
Sunny Days275 days/yr

Geography

Elevation1,202 ft (366 m)
Area1.1 sq mi (2.8 km²)
Population Density3,028/sq mi
Coordinates40.3298°N, 79.9596°W
TimezoneAmerica/New_York
CountyAllegheny County County
Nearest AirportPittsburgh International (PIT)
18 miles away

Precipitation & Snow

Annual Rainfall 41.3"
9% above US avg
Wettest Month (May) 3.94"
Driest Month (Feb) 2.32"

Air Quality

AQI Median40.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively High
Risk Score98.1 / 100
Social Vulnerability32.7 / 100
Community Resilience91.9 / 100

Hazard Breakdown

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

Earthquake History

11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.

Sep 25, 1998 2 km SW of Adamsville, Pennsylvania M4.5 135 km 5 km
Jun 3, 2017 1 km WNW of Batesville, Ohio M3.4 122 km 2 km
Apr 24, 2025 3 km S of Pleasant City, Ohio M3.1 144 km 6 km
Apr 22, 2025 3 km ESE of Buffalo, Ohio M3.1 138 km 5 km
Apr 2, 2017 5 km W of Graysville, Ohio M3.0 132 km 4 km
Mar 30, 2024 2 km SSW of Maple Ridge, Ohio M3.0 112 km 6 km
May 9, 2025 3 km S of Pleasant City, Ohio M2.9 144 km 5 km
Aug 7, 2000 2 km S of Limaville, Ohio M2.9 122 km 5 km
Apr 29, 2025 1 km SE of Pleasant City, Ohio M2.8 142 km 2 km
Sep 4, 2011 3 km N of Saint Marys, West Virginia M2.6 147 km 5 km
Sep 11, 2024 4 km WNW of Claysville, Pennsylvania M2.5 47 km 4 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

295 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 15 fatalities, 588 injuries.

Date Rating Distance Path Fatalities
Jun 2, 1998 EF4 70 km 36.5 mi 0
Jun 3, 1980 EF4 41 km 11.8 mi 0
May 31, 1998 EF3 99 km 13.0 mi 1
May 31, 1985 EF3 70 km 39.0 mi 9
Jun 3, 1980 EF3 89 km 29.8 mi 0
Oct 12, 1978 EF3 97 km 7.3 mi 0
Jul 11, 1976 EF3 39 km 11.8 mi 1
Aug 3, 1963 EF3 7 km 0.1 mi 2
Jun 26, 2024 EF2 26 km 10.8 mi 0
May 11, 2024 EF2 11 km 5.8 mi 0
May 7, 2024 EF2 77 km 15.3 mi 0
Aug 25, 2023 EF2 59 km 2.0 mi 0
Aug 1, 2022 EF2 60 km 1.8 mi 0
Mar 31, 2022 EF2 75 km 8.6 mi 0
Oct 21, 2021 EF2 48 km 15.7 mi 0
Jul 29, 2021 EF2 94 km 6.2 mi 0
Jul 29, 2021 EF2 91 km 2.7 mi 0
Oct 2, 2018 EF2 52 km 1.6 mi 0
Mar 23, 2011 EF2 19 km 9.0 mi 0
Apr 28, 2002 EF2 67 km 5.0 mi 0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 30°F (-1°C) 2.5 in Coldest
February 31°F (-1°C) 2.3 in Driest
March 40°F (4°C) 3.4 in
April 50°F (10°C) 3.3 in
May 60°F (16°C) 3.9 in Wettest
June 68°F (20°C) 3.8 in
July 74°F (23°C) 3.8 in Warmest
August 71°F (22°C) 3.7 in
September 64°F (18°C) 3.2 in
October 53°F (12°C) 2.6 in
November 43°F (6°C) 3.0 in
December 33°F (1°C) 2.8 in

Pleasant Hills has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 38.1 inches, with May being the wettest month (3.9") and February the driest (2.3").

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