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City of Washington, PAWashington, PA 7-Day Weather Forecast
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Washington Weather Forecast
Washington, PA Weather Forecast Date: 643 PM EDT Sat Sep 19 2026
Weather forecast for Washington, PA
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly cloudy. A slight chance of showers and thunderstorms this evening, then showers likely with a chance of thunderstorms after midnight. Warm with lows in the mid 60s. Southeast winds around 5 mph, becoming south with gusts up to 20 mph after midnight. Chance of rain 70%. |
Sun Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Sunday... Showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100%. |
Mon Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Monday... Mostly cloudy with a 50% chance of showers. Highs in the upper 60s. Northeast winds 10 to 15 mph. |
Tue Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Tuesday... Showers likely. Highs in the mid 60s. Chance of rain 70%. |
| Wed Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Wednesday... Showers, mainly in the morning. Highs in the mid 60s. Chance of rain 80%. |
| Thu Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Thursday... Considerable cloudiness. Showers likely, mainly in the morning. Highs in the mid 60s. Chance of rain 60%. |
Fri Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Friday... Partly sunny in the morning, then becoming partly cloudy. Highs in the upper 60s. |
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