I-79 weather conditions near Canonsburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Rain 74°F 2025-07-08T10:56:00-04:00
Today 2025-07-08, Showers Likely. Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 82. Northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight 2025-07-08, Partly Cloudy then Patchy Dense Fog. Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 66. Calm wind.
Wednesday 2025-07-09, Patchy Fog then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night 2025-07-09, Scattered T-storms and Patchy Fog. Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Thursday 2025-07-10, Scattered T-storms and Patchy Fog. Isolated showers, then scattered showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night 2025-07-10, Scattered T-storms then Mostly Cloudy. Scattered showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday 2025-07-11, Partly Sunny then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Friday Night 2025-07-11, Scattered T-storms then Mostly Clear. Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday 2025-07-12, Mostly Sunny then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Saturday Night 2025-07-12, Scattered T-storms. Scattered showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Sunday 2025-07-13, Scattered Showers then Showers Likely. Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Sunday Night 2025-07-13, Showers Likely then Scattered T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday 2025-07-14, Partly Sunny then Scattered T-storms. Scattered showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Current condition: Light Rain 74°F 2025-07-08T10:56:00-04:00 
Today 2025-07-08, Showers Likely. Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 82. Northwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Tonight 2025-07-08, Partly Cloudy then Patchy Dense Fog. Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 66. Calm wind.
Wednesday 2025-07-09, Patchy Fog then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night 2025-07-09, Scattered T-storms and Patchy Fog. Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Thursday 2025-07-10, Scattered T-storms and Patchy Fog. Isolated showers, then scattered showers and thunderstorms after 11am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Thursday Night 2025-07-10, Scattered T-storms then Mostly Cloudy. Scattered showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday 2025-07-11, Partly Sunny then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Friday Night 2025-07-11, Scattered T-storms then Mostly Clear. Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday 2025-07-12, Mostly Sunny then Scattered T-storms. Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Saturday Night 2025-07-12, Scattered T-storms. Scattered showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.Sunday 2025-07-13, Scattered Showers then Showers Likely. Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Sunday Night 2025-07-13, Showers Likely then Scattered T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.