National Weather Service Forecast for: Harrisburg PA
Issued by: National Weather Service State College, PA
Updated: 1:47 pm EST Dec 16, 2025
 
Tonight

Tonight: Mostly clear, with a low around 22. Light southeast wind.
Mostly Clear

Wednesday

Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Decreasing
Clouds

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 24. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Thursday

Thursday: A slight chance of showers after 1pm.  Partly sunny, with a high near 50. Light southeast wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
Showers
Thursday
Night
Thursday Night: Showers.  Low around 41. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Showers and
Breezy

Friday

Friday: A chance of showers before 1pm.  Partly sunny, with a high near 49. Breezy.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Chance
Showers and
Breezy
Friday
Night
Friday Night: Partly cloudy, with a low around 26.
Partly Cloudy

Saturday

Saturday: Partly sunny, with a high near 41.
Partly Sunny

Saturday
Night
Saturday Night: Mostly cloudy, with a low around 32.
Mostly Cloudy

Lo 22 °F Hi 46 °F Lo 24 °F Hi 50 °F Lo 41 °F Hi 49 °F Lo 26 °F Hi 41 °F Lo 32 °F

 

Tonight
 
Mostly clear, with a low around 22. Light southeast wind.
Wednesday
 
Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
 
Partly cloudy, with a low around 24. West wind around 5 mph becoming calm in the evening.
Thursday
 
A slight chance of showers after 1pm. Partly sunny, with a high near 50. Light southeast wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
 
Showers. Low around 41. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
 
A chance of showers before 1pm. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
 
Partly cloudy, with a low around 26.
Saturday
 
Partly sunny, with a high near 41.
Saturday Night
 
Mostly cloudy, with a low around 32.
Sunday
 
Mostly sunny, with a high near 46.
Sunday Night
 
Partly cloudy, with a low around 27.
Monday
 
Partly sunny, with a high near 39.
Monday Night
 
Mostly cloudy, with a low around 27.
Tuesday
 
Mostly cloudy, with a high near 43.

 

Forecast from NOAA-NWS for Harrisburg PA.