Weather forecast for: Butler PA
Last Update: 2:21 am EDT Sep 20, 2026
Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 75. Southwest wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night: A slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 53. Northeast wind 5 to 7 mph. Chance of precipitation is 20%.
Monday: Increasing clouds, with a high near 67. East wind around 10 mph, with gusts as high as 20 mph.
Monday Night: Showers likely, mainly after 8pm. Cloudy, with a low around 51. East wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday: Showers likely. Cloudy, with a high near 63. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night: Showers likely. Cloudy, with a low around 49. Chance of precipitation is 70%.
Wednesday: Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Wednesday Night: A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Thursday: A chance of showers before 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
Thursday Night: Mostly cloudy, with a low around 46.
Friday: Mostly sunny, with a high near 68.
Friday Night: Partly cloudy, with a low around 46.
Saturday: Mostly sunny, with a high near 69.