Philadelphia

Philadelphia Weather, Showers Tonight, Storms Saturday, Heat Next Week

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Published on June 26, 2026
Philadelphia Weather, Showers Tonight, Storms Saturday, Heat Next WeekSource: Google Street View

Philadelphia is waking up under a blanket of clouds and humidity, with the airport sitting at roughly 73°F and a southerly breeze keeping the air good and muggy. It will still be a warm one, with highs near 87°F and some filtered sunshine sneaking through. Most of the daytime hours should stay on the dry side, but the quiet stretch does not last long. Showers are expected to move back in late Friday night after 8 p.m., and Saturday is shaping up to be the wetter half of the weekend, with rounds of showers and thunderstorms that could be locally heavy.

Tonight And Saturday

Friday night (June 26) will feature increasing chances for showers after 8 p.m., with a low near 69°F. A few brief, spotty downpours are possible, but most spots are expected to pick up less than a tenth of an inch of rain overnight.

Saturday (June 27) looks more active, with more widespread showers and thunderstorms, especially from late morning into the early afternoon. Areas that catch the heavier cells could see around a quarter to a half inch of new rain, with some localized pockets higher than that. Plan on wet roads, brief ponding in poor drainage spots, and gusty winds in the stronger storms, although the overall flood threat stays fairly low. These timing and rainfall details are based on the latest forecast from the National Weather Service.

Sunday And Next Week

Sunday (June 28) should offer a break, drying out and warming up a bit with highs near 86°F as high pressure briefly builds in. Then the real heat starts to flex later next week: Monday (June 29) is expected to reach around 90°F, Tuesday (June 30) near 93°F, Wednesday (July 1) close to 98°F, and Thursday (July 2) near 100°F, with heat index values potentially pushing around 100°F.

The city has already activated heat-response programs earlier this month, and similar steps could return if the heat ramps up as advertised. Residents looking to avoid the worst of the heat or check on available resources can find cooling-center information through the City of Philadelphia.

Plan Ahead

If you have Friday evening plans, work an umbrella into the outfit and be ready for a passing shower. For Saturday, it is smart to have a backup plan for outdoor events, since heavier downpours and gusty winds could force some short-notice delays or cancellations.

Beachgoers should know the National Weather Service currently lists a LOW rip-current risk for area beaches. Even so, surf and onshore winds will make conditions choppy at times. Before you hit the road or the sand, check the latest updates from the National Weather Service and local city pages so the forecast does not catch you off guard.