Briefing for Late June Heat Wave
An early season heat wave will bring dangerously hot and humid conditions across most of the region beginning Sunday through Wednesday. Read More >
Hazardous Weather Conditions
Current conditions at
Philadelphia, Philadelphia International Airport (KPHL)
Lat: 39.87°NLon: 75.23°WElev: 7ft.
Partly Cloudy
78°F
26°C
| Humidity | 90% |
| Wind Speed | W 5 mph |
| Barometer | 30.06 in (1017.9 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 23 Jun 2:54 am EDT |
Extended Forecast for
Philadelphia PA
Extreme Heat Warning June 23, 03:20am until June 25, 08:00pm
NOW until 8:00pm Wed
Extreme Heat Warning
Overnight
Low: 79 °F
Mostly Clear
Monday
High: 99 °F
Hot
Monday Night
Low: 80 °F
Mostly Clear
Tuesday
High: 102 °F
Hot
Tuesday Night
Low: 81 °F
Mostly Clear
Wednesday
High: 99 °F
Sunny then
Slight Chance
T-stormsWednesday Night
Low: 76 °F
Chance
T-stormsThursday
High: 93 °F
Mostly Sunny
then Chance
T-storms
Detailed Forecast
Overnight
Mostly clear, with a low around 79. Calm wind.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 106. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 80. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 102. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 81. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 99. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Philadelphia PA
39.96°N 75.16°W (Elev. 26 ft)
39.96°N 75.16°W (Elev. 26 ft)
4:12 pm EDT Jun 22, 2025
3am EDT Jun 23, 2025-6pm EDT Jun 29, 2025
Additional Resources
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Hourly Weather Forecast
