Historical weather data, all-time temperature records, and monthly climate averages for Butler, PA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Butler runs cool, with an average high of just 56° and lows that can still dip to freezing. The date has a wide range in the record books — from a balmy 80° back in 1981 to a bitter 16° as recently as 2013. Rain is more likely than not today, with a 60% chance of precipitation and a lingering 10% shot at snow.
Butler's weather has real range — from a sweltering 102° in July 1988 to a bone-chilling -20° in January 1977, a spread of 122 degrees. The wettest single day on record dropped 4.72 inches in September 2004, while a February 2010 storm buried the area under 17.1 inches of snow in one shot.
Butler's summer peaks in the third week of July, when average highs reach 84°, while mid-January is the coldest stretch at just 34°. The wettest stretch of the year falls at the turn of July, averaging 1.2 inches per week. If you're planning a visit, May through September offers the most comfortable temperatures, with spring and early summer carrying the highest rain risk.