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Weather & Climate in Trafford, PA

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

Trafford experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 30°F in January while summers reach 75°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 43.6 inches. The area receives 25.0 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 924 feet.

Temperature

30°F Jan (-1°C) 75°F Jul (24°C)
Annual Average52.5°F
3% below US avg
January Average30°F (-1°C)
July Average75°F (24°C)
Sunny Days275 days/yr

Geography

Elevation924 ft (282 m)
Area0.6 sq mi (1.5 km²)
Population Density2,239/sq mi
Coordinates40.3846°N, 79.7576°W
TimezoneAmerica/New_York
CountyAllegheny County County
Nearest AirportArnold Palmer Regional (LBE)
20 miles away

Precipitation & Snow

Annual Rainfall 43.6"
15% above US avg
Snowfall 25.0"
Wettest Month (Jul) 4.09"
Driest Month (Feb) 2.40"

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

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

Sep 25, 1998 2 km SW of Adamsville, Pennsylvania M4.5 134 km 5 km
Jun 3, 2017 1 km WNW of Batesville, Ohio M3.4 141 km 2 km
Apr 2, 2017 5 km W of Graysville, Ohio M3.0 150 km 4 km
Mar 30, 2024 2 km SSW of Maple Ridge, Ohio M3.0 124 km 6 km
Aug 7, 2000 2 km S of Limaville, Ohio M2.9 134 km 5 km
Sep 11, 2024 4 km WNW of Claysville, Pennsylvania M2.5 66 km 4 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

274 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 15 fatalities, 553 injuries.

Date Rating Distance Path Fatalities
Jun 2, 1998 EF4 59 km 36.5 mi 0
Jun 3, 1980 EF4 30 km 11.8 mi 0
May 31, 1998 EF3 91 km 13.0 mi 1
May 31, 1985 EF3 77 km 39.0 mi 9
Jun 3, 1980 EF3 96 km 29.8 mi 0
Jul 11, 1976 EF3 22 km 11.8 mi 1
Aug 3, 1963 EF3 13 km 0.1 mi 2
Jun 26, 2024 EF2 8 km 10.8 mi 0
May 11, 2024 EF2 29 km 5.8 mi 0
May 7, 2024 EF2 91 km 15.3 mi 0
Aug 25, 2023 EF2 54 km 2.0 mi 0
Aug 1, 2022 EF2 77 km 1.8 mi 0
Mar 31, 2022 EF2 60 km 8.6 mi 0
Oct 21, 2021 EF2 66 km 15.7 mi 0
Oct 2, 2018 EF2 98 km 4.1 mi 0
Oct 2, 2018 EF2 41 km 1.6 mi 0
Mar 23, 2011 EF2 12 km 9.0 mi 0
Apr 28, 2002 EF2 49 km 5.0 mi 0
Apr 9, 2001 EF2 97 km 4.0 mi 0
Jun 2, 1998 EF2 75 km 15.0 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 39°F (4°C) 3.4 in
April 50°F (10°C) 3.4 in
May 60°F (16°C) 4.0 in
June 68°F (20°C) 4.0 in
July 75°F (24°C) 4.1 in Warmest, Wettest
August 71°F (22°C) 3.7 in
September 64°F (18°C) 3.4 in
October 53°F (12°C) 2.7 in
November 43°F (6°C) 3.2 in
December 33°F (1°C) 2.9 in

Trafford has a seasonal temperature swing of 45°F / from 30°F in January to 75°F in July. Total annual precipitation is 39.6 inches, with July being the wettest month (4.1") and February the driest (2.4").

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