Philadelphia Airport (PHL) Weather 09/18/2025
Overnight
65
Mostly Cloudy
Friday
86
Sunny
Friday Night
70
Mostly Clear
Saturday
89
Sunny then Showers Likely
Saturday Night
62
Showers
Sunday
73
Chance Showers
Sunday Night
55
Partly Cloudy
Monday
74
Sunny
Monday Night
54
Mostly Clear
Tuesday
75
Sunny
Tuesday Night
54
Mostly Clear
Wednesday
76
Mostly Sunny
Wednesday Night
55
Partly Cloudy
Weekly Forecast
Overnight
Mostly cloudy, with a low around 65. South wind around 5 mph.
Friday
Sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 89. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 62. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers, mainly before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 55.