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Weather & Climate in Centerville borough (Washington County), PA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Centerville borough (Washington County) experiences four distinct seasons with an average annual temperature of 53°F (12°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 40.9 inches. The area receives 10.3 inches of snow annually. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 1,117 feet.
Temperature
30°F Jan (-1°C)
74°F Jul (24°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,117 ft (340 m) |
| Area | 13.2 sq mi (34.3 km²) |
| Population Density | 245/sq mi |
| Coordinates | 40.0325°N, 79.9595°W |
| Timezone | America/New_York |
| County | Allegheny County County |
| Nearest Airport | Arnold Palmer Regional (LBE) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.1 / 100 |
| Social Vulnerability | 32.7 / 100 |
| Community Resilience | 91.9 / 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
16 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.4.
| Jun 3, 2017 | 1 km WNW of Batesville, Ohio | M3.4 | 114 km | 2 km |
| Apr 24, 2025 | 3 km S of Pleasant City, Ohio | M3.1 | 136 km | 6 km |
| Apr 22, 2025 | 3 km ESE of Buffalo, Ohio | M3.1 | 131 km | 5 km |
| Aug 31, 2011 | 3 km SE of Lowell, Ohio | M3.1 | 142 km | 5 km |
| Apr 2, 2017 | 5 km W of Graysville, Ohio | M3.0 | 117 km | 4 km |
| Mar 30, 2024 | 2 km SSW of Maple Ridge, Ohio | M3.0 | 134 km | 6 km |
| May 9, 2025 | 3 km S of Pleasant City, Ohio | M2.9 | 136 km | 5 km |
| Aug 7, 2000 | 2 km S of Limaville, Ohio | M2.9 | 144 km | 5 km |
| Apr 29, 2025 | 1 km SE of Pleasant City, Ohio | M2.8 | 135 km | 2 km |
| Feb 3, 2025 | 0 km NE of Reno, Ohio | M2.8 | 142 km | 10 km |
| Aug 31, 2011 | 2 km NNW of Belmont, West Virginia | M2.8 | 132 km | 5 km |
| Jul 20, 2013 | 6 km SW of Glenville, West Virginia | M2.7 | 149 km | 21 km |
| Sep 4, 2011 | 3 km N of Saint Marys, West Virginia | M2.6 | 126 km | 5 km |
| Sep 11, 2024 | 4 km WNW of Claysville, Pennsylvania | M2.5 | 44 km | 4 km |
| Aug 15, 2010 | 19 km ESE of Burnsville, West Virginia | M2.5 | 141 km | 17 km |
| Aug 21, 2010 | 19 km WNW of Helvetia, West Virginia | M2.5 | 143 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
242 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 15 fatalities, 531 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 2, 1998 | EF4 | 63 km | 36.5 mi | 0 |
| Jun 3, 1980 | EF4 | 71 km | 11.8 mi | 0 |
| May 31, 1998 | EF3 | 81 km | 13.0 mi | 1 |
| May 31, 1985 | EF3 | 98 km | 39.0 mi | 9 |
| Jun 3, 1980 | EF3 | 56 km | 29.8 mi | 0 |
| Jul 11, 1976 | EF3 | 53 km | 11.8 mi | 1 |
| May 19, 1967 | EF3 | 90 km | 0.3 mi | 1 |
| Aug 3, 1963 | EF3 | 33 km | 0.1 mi | 2 |
| Jun 26, 2024 | EF2 | 48 km | 10.8 mi | 0 |
| May 11, 2024 | EF2 | 28 km | 5.8 mi | 0 |
| May 7, 2024 | EF2 | 94 km | 15.3 mi | 0 |
| Aug 25, 2023 | EF2 | 43 km | 2.0 mi | 0 |
| Aug 1, 2022 | EF2 | 49 km | 1.8 mi | 0 |
| Oct 21, 2021 | EF2 | 51 km | 15.7 mi | 0 |
| Jul 29, 2021 | EF2 | 91 km | 2.7 mi | 0 |
| Oct 2, 2018 | EF2 | 49 km | 1.6 mi | 0 |
| Mar 23, 2011 | EF2 | 33 km | 9.0 mi | 0 |
| Apr 28, 2002 | EF2 | 86 km | 5.0 mi | 0 |
| Jun 2, 1998 | EF2 | 65 km | 15.0 mi | 0 |
| Jun 2, 1998 | EF2 | 41 km | 12.0 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) | 2.4 in | Driest |
| March | 40°F (4°C) | 3.5 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 60°F (15°C) | 3.9 in | Wettest |
| June | 68°F (20°C) | 3.9 in | |
| July | 74°F (24°C) | 3.9 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 |
Centerville borough (Washington County) has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 38.7 inches, with May being the wettest month (3.9") and February the driest (2.4").