National Weather Service Forecast for: Penn Hills PA
Issued by: National Weather Service Pittsburgh, PA
Updated: 11:28 pm EST Dec 17, 2025
 
Overnight

Overnight: Partly cloudy, with a low around 26. Southeast wind 3 to 5 mph.
Partly Cloudy

Thursday

Thursday: Increasing clouds, with a high near 54. Southeast wind 6 to 13 mph.
Increasing
Clouds

Thursday
Night
Thursday Night: Rain before 4am, then a chance of snow between 4am and 5am, then a chance of rain after 5am.  Low around 26. South wind 14 to 17 mph becoming southwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Rain Likely
then
Rain/Snow
Friday

Friday: Rain likely before 8am, then snow likely.  Mostly cloudy, with a high near 39. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Breezy.
Rain/Snow
Likely then
Snow Likely
Friday
Night
Friday Night: Mostly cloudy, with a low around 20. West wind 7 to 16 mph, with gusts as high as 26 mph.
Mostly Cloudy

Saturday

Saturday: Partly sunny, with a high near 45.
Partly Sunny

Saturday
Night
Saturday Night: Mostly cloudy, with a low around 28.
Mostly Cloudy

Sunday

Sunday: Mostly sunny, with a high near 35.
Mostly Sunny

Sunday
Night
Sunday Night: Partly cloudy, with a low around 18.
Partly Cloudy

Lo 26 °F Hi 54 °F Lo 26 °F Hi 39 °F Lo 20 °F Hi 45 °F Lo 28 °F Hi 35 °F Lo 18 °F

Hazardous Weather Outlook
 

Overnight
 
Partly cloudy, with a low around 26. Southeast wind 3 to 5 mph.
Thursday
 
Increasing clouds, with a high near 54. Southeast wind 6 to 13 mph.
Thursday Night
 
Rain before 4am, then a chance of snow between 4am and 5am, then a chance of rain after 5am. Low around 26. South wind 14 to 17 mph becoming southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday
 
Rain likely before 8am, then snow likely. Mostly cloudy, with a high near 39. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
 
Mostly cloudy, with a low around 20. West wind 7 to 16 mph, with gusts as high as 26 mph.
Saturday
 
Partly sunny, with a high near 45.
Saturday Night
 
Mostly cloudy, with a low around 28.
Sunday
 
Mostly sunny, with a high near 35.
Sunday Night
 
Partly cloudy, with a low around 18.
Monday
 
Partly sunny, with a high near 33.
Monday Night
 
Mostly cloudy, with a low around 26.
Tuesday
 
Mostly cloudy, with a high near 42.
Tuesday Night
 
Mostly cloudy, with a low around 34.
Wednesday
 
Mostly cloudy, with a high near 43.

 

Forecast from NOAA-NWS for Penn Hills PA.