National Weather Service Forecast for: Upper Darby PA
Issued by: National Weather Service Philadelphia, PA
Updated: 4:08 am EDT May 26, 2026
 
Today

Today: Partly sunny, with a high near 81. Northeast wind around 5 mph becoming southwest in the afternoon.
Partly Sunny


 Tonight

Tonight: Showers likely, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy
then Showers
Likely and
Patchy Fog
 Wednesday

Wednesday: Showers likely before 10am, then a chance of showers after noon. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. West wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Showers
Likely and
Patchy Fog
then Chance
Showers
 Wednesday
Night
Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 63. West wind around 5 mph.
Decreasing
Clouds

 Thursday

Thursday: Sunny, with a high near 78. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny


 Thursday
Night
Thursday Night: Mostly clear, with a low around 55.
Mostly Clear


 Friday

Friday: Sunny, with a high near 76.
Sunny


 Friday
Night
Friday Night: Mostly clear, with a low around 55.
Mostly Clear


 Saturday

Saturday: Sunny, with a high near 73.
Sunny
Hi 81 °F Lo 63 °F Hi 81 °F Lo 63 °F Hi 78 °F Lo 55 °F Hi 76 °F Lo 55 °F Hi 73 °F

 

Today
 
 Partly sunny, with a high near 81. Northeast wind around 5 mph becoming southwest in the afternoon.
Tonight
 
 Showers likely, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
 
 Showers likely before 10am, then a chance of showers after noon. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. West wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
 
 Cloudy, then gradually becoming partly cloudy, with a low around 63. West wind around 5 mph.
Thursday
 
 Sunny, with a high near 78. North wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
 
 Mostly clear, with a low around 55.
Friday
 
 Sunny, with a high near 76.
Friday Night
 
 Mostly clear, with a low around 55.
Saturday
 
 Sunny, with a high near 73.
Saturday Night
 
 Partly cloudy, with a low around 53.
Sunday
 
 Mostly sunny, with a high near 73.
Sunday Night
 
 Partly cloudy, with a low around 55.
Monday
 
 Sunny, with a high near 75.

 

Forecast from NOAA-NWS for Upper Darby PA.