Weather Forecast for
Zip Code 17236 Mercersburg, PA

Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Mostly cloudy, with a low around 70. Light west wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. West wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: Showers and thunderstorms before 4am, then a chance of showers. Patchy fog after 4am. Low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday: A slight chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light northwest wind. Chance of precipitation is 20%.

Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.

Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

Friday: A chance of showers before 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

Friday Night: Partly cloudy, with a low around 61.

Saturday: Mostly sunny, with a high near 82.

Saturday Night: A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.

Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.

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