Mount Vernon, PA Weather Forecast and Current Conditions

Day: Showers and thunderstorms likely before 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Night: Showers and thunderstorms before midnight, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southwest wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Day: Patchy fog before 8am. Partly sunny, with a high near 78. Northwest wind 0 to 5 mph. New rainfall amounts less than a tenth of an inch possible.

Night: Mostly cloudy, with a low around 59. North wind 0 to 5 mph.

Day: A chance of rain showers after 8am. Mostly cloudy, with a high near 75. Northeast wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Night: A chance of rain showers before 2am, then a chance of showers and thunderstorms. Cloudy, with a low around 62. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Day: A chance of showers and thunderstorms. Cloudy, with a high near 74. Chance of precipitation is 50%.

Night: A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

Day: A chance of rain showers. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.

Night: A chance of rain showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

Day: A slight chance of rain showers. Partly sunny, with a high near 75.

Night: A slight chance of rain showers before 8pm. Partly cloudy, with a low around 53.

Day: Sunny, with a high near 69.

Night: Partly cloudy, with a low around 48.