15601 Weather (Greensburg, PA)

Weather forecast for: Greensburg PA

Last Update: 2:21 pm EDT Aug 6, 2026

Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Low around 67. South wind 5 to 7 mph becoming southwest in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Southwest wind 10 to 14 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday: Mostly sunny, with a high near 85.

Sunday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

Monday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Tuesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 80%.

Tuesday Night: Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.

Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

Thursday: A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.