National Weather Service Forecast for: Mechanicsburg, PA
Issued by: National Weather Service State College, PA
Updated: Thu, 22-May-2025 11:13pm EDT

Mechanicsburg
 
  Friday

Friday: Partly Sunny then Isolated Rain Showers
Partly Sunny then Isolated Rain Showers
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Memorial
Day
Memorial Day: Sunny
Sunny
Tuesday

Tuesday: Chance Rain Showers
Chance Rain Showers
Wednesday

Wednesday: Rain Showers Likely
Rain Showers Likely
Thursday

Thursday: Chance Rain Showers
Chance Rain Showers
  Hi 63 °F Hi 63 °F Hi 68 °F Hi 71 °F Hi 69 °F Hi 67 °F Hi 73 °F
 
Overnight

Overnight: Isolated Rain Showers
Isolated Rain Showers
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
Tuesday
Night
Tuesday Night: Rain Showers Likely
Rain Showers Likely
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 47 °F Lo 45 °F Lo 46 °F Lo 46 °F Lo 51 °F Lo 55 °F Lo 57 °F  

 

Overnight
 
Isolated rain showers before 2am, then patchy fog and isolated rain showers between 2am and 5am. Mostly cloudy, with a low around 47. West wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Friday
 
Isolated rain showers between 2pm and 5pm. Partly sunny, with a high near 63. West wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Friday Night
 
Mostly clear, with a low around 45. West wind 6 to 12 mph, with gusts as high as 22 mph.
Saturday
 
Mostly sunny, with a high near 63. West wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday Night
 
Mostly clear, with a low around 46. West wind 3 to 9 mph, with gusts as high as 21 mph.
Sunday
 
Mostly sunny, with a high near 68.
Sunday Night
 
Partly cloudy, with a low around 46.
Memorial Day
 
Sunny, with a high near 71.
Monday Night
 
Mostly cloudy, with a low around 51.
Tuesday
 
A chance of rain showers after 8am. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
Tuesday Night
 
Rain showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday
 
Rain showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Wednesday Night
 
A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
 
A chance of rain showers. Partly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Mechanicsburg, PA.