| NWS Forecast for: Canonsburg PA Issued by: National Weather Service Pittsburgh, PA Last Update: 6:41 pm EDT Jun 9, 2026 |  |
| Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 20. Southwest wind around 13 km/h, with gusts as high as 32 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms. Wednesday: Showers and thunderstorms likely, mainly before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 29. Southwest wind 14 to 18 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms. Wednesday Night: A chance of showers and thunderstorms before 1am, then a chance of thunderstorms after 5am. Mostly cloudy, with a low around 22. Southwest wind 11 to 13 km/h. Chance of precipitation is 40%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms. Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 32. Southwest wind 14 to 21 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible. Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 22. Southwest wind around 11 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms. Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 31. Chance of precipitation is 90%. New rainfall amounts between 5 and 7.5 mm possible. Friday Night: Showers and possibly a thunderstorm before 8pm. Low around 16. Chance of precipitation is 80%. Saturday: Sunny, with a high near 29. Saturday Night: Mostly clear, with a low around 17. Sunday: Mostly sunny, with a high near 29. Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 17. Chance of precipitation is 40%. Monday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 26. Chance of precipitation is 50%. Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 15. Chance of precipitation is 40%. Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 24. Chance of precipitation is 30%. | |
| Canonsburg PA 40.25°N 80.18°W (Elev. 997 m) | |
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