Historical weather data, all-time temperature records, and monthly climate averages for Wilkinsburg, PA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Wilkinsburg runs the gamut — just one year apart, this date hit 74° in 2012 and bottomed out at 26° in 2013. Today's historical average sits at a mild 58° high and 36° low, with a coin-flip 53% chance of rain.
Wilkinsburg's weather has real range: an all-time high of 98° in July 2012 and a brutal -11° recorded just this past January 2026. The wettest single day on record dropped 7.35 inches during a September 2004 storm, a reminder that this Pittsburgh suburb doesn't do anything halfway.
Summer is the clear sweet spot, with highs peaking around 85° the first week of July before gradually cooling through fall. If you're cold-averse, avoid mid-January when average highs scrape just 35°. Rain is fairly spread throughout the year, but mid-June is historically the wettest stretch.