Weather in Mercersburg, Pennsylvania, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Mercersburg
Overnight |
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Temperature: 47°F Wind Speed: 5 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 47. South wind around 5 mph. |
Thursday |
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Temperature: 77°F Wind Speed: 3 to 10 mph Wind Direction: SW Forecast: A slight chance of rain after 1pm. Partly sunny, with a high near 77. Southwest wind 3 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. |
Thursday Night |
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Temperature: 50°F Wind Speed: 7 mph Wind Direction: W Forecast: A chance of thunderstorms and a chance of rain before midnight, then rain and a chance of thunderstorms. Mostly cloudy. Low around 50, with temperatures rising to around 61 overnight. West wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
Friday |
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Temperature: 54°F Wind Speed: 5 to 8 mph Wind Direction: N Forecast: Rain. Cloudy, with a high near 54. North wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
Friday Night |
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Temperature: 30°F Wind Speed: 2 to 7 mph Wind Direction: N Forecast: A chance of rain before 8pm. Mostly cloudy, with a low around 30. North wind 2 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 46°F Wind Speed: 6 to 9 mph Wind Direction: NW Forecast: Sunny, with a high near 46. |
Saturday Night |
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Temperature: 29°F Wind Speed: 1 to 6 mph Wind Direction: W Forecast: Mostly clear, with a low around 29. |
Sunday |
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Temperature: 57°F Wind Speed: 2 to 8 mph Wind Direction: S Forecast: Sunny, with a high near 57. |
Sunday Night |
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Temperature: 41°F Wind Speed: 6 mph Wind Direction: S Forecast: Partly cloudy, with a low around 41. |
Monday |
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Temperature: 63°F Wind Speed: 3 to 10 mph Wind Direction: SW Forecast: A chance of rain after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 30%. |
Monday Night |
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Temperature: 50°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 68°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a high near 68. Chance of precipitation is 50%. |
Tuesday Night |
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Temperature: 51°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 50%. |
Wednesday |
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Temperature: 73°F Wind Speed: 3 to 9 mph Wind Direction: S Forecast: A chance of rain before 2pm, then a chance of rain and a slight chance of thunderstorms. Partly sunny, with a high near 73. |