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National Weather Service Forecast for: Mechanicsburg, PA
Issued by: National Weather Service State College, PA

Updated: Mon, 08-Jun-2026 2:21am EDT

Mechanicsburg

	Monday Sunny	Tuesday Mostly Sunny	Wednesday Showers And T-Storms Likely	Thursday Slight Chance Showers And T-Storms then Chance Showers And T-Storms	Friday Chance Showers And T-Storms	Saturday Mostly Sunny then Slight Chance Rain Showers	Sunday Slight Chance Rain Showers then Chance Showers And T-Storms
	Hi 82 °F	Hi 85 °F	Hi 89 °F	Hi 95 °F	Hi 92 °F	Hi 90 °F	Hi 90 °F

Overnight Clear	Monday Night Partly Cloudy	Tuesday Night Mostly Cloudy then Chance Showers And T-Storms	Wednesday Night Showers And T-Storms Likely then Chance Showers And T-Storms	Thursday Night Chance Showers And T-Storms	Friday Night Chance Showers And T-Storms	Saturday Night Slight Chance Rain Showers
Lo 61 °F	Lo 57 °F	Lo 66 °F	Lo 70 °F	Lo 72 °F	Lo 67 °F	Lo 68 °F

Overnight	Clear, with a low around 61. North wind around 1 mph.
Monday	Sunny, with a high near 82. East wind 1 to 7 mph.
Monday Night	Partly cloudy, with a low around 57. Southeast wind 2 to 8 mph.
Tuesday	Mostly sunny, with a high near 85. South wind 2 to 9 mph.
Tuesday Night	A chance of rain showers between 2am and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 5 to 8 mph. Chance of precipitation is 40%.
Wednesday	Showers and thunderstorms likely. Mostly cloudy, with a high near 89. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night	Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 70%.
Thursday	A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 95. Chance of precipitation is 50%.
Thursday Night	A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Friday	A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 50%.
Friday Night	A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Saturday	A slight chance of rain showers after 2pm. Mostly sunny, with a high near 90.
Saturday Night	A slight chance of rain showers. Partly cloudy, with a low around 68.
Sunday	A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Forecast from NOAA-NWS for Mechanicsburg, PA.