7-Day Forecast 40.11°N 76.52°W (Text-Only)
NWS Forecast for: Mount Joy PA
Issued by: National Weather Service State College, PA
Last Update: 2:07 pm EDT Jul 14, 2025




This Afternoon: Showers and thunderstorms. High near 84. South wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers and thunderstorms before 2am, then a slight chance of showers. Patchy dense fog after 11pm. Low around 71. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday: A chance of showers and thunderstorms, mainly after 2pm. Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 89. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Partly cloudy, with a low around 72. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night: Showers and thunderstorms likely before 5am, then a slight chance of showers. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 92. Chance of precipitation is 50%.

Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%.

Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.

Friday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.

Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.

Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86.



Mount Joy PA
 40.11°N 76.52°W (Elev. 397 ft)

Visit your local NWS office at: https://www.weather.gov/ctp/