Philadelphia/ Weather & Environment

Fog Lifts, Philly Heats Up for Halloween Weekend

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Published on October 30, 2026
Fog Lifts, Philly Heats Up for Halloween WeekendSource: Google Street View

Philadelphia is starting Thursday, October 29, with fog on the doorstep and a much friendlier afternoon ahead. Areas of fog are expected before 9 a.m., followed by mostly sunny skies and a high near 72 degrees, with almost no chance of rain.

That is a meaningful update to Wednesday’s Hoodline forecast, which had pointed to a warmer Halloween and earlier shower chances. The latest outlook keeps Philadelphia dry through the weekend and pushes the next notable rain chance to Wednesday.

Fog First, Sunshine Later

The morning commute could begin with reduced visibility in spots, but the fog should fade by midmorning. According to the National Weather Service, Thursday’s forecast calls for a low of 49 and a high of 70, as a light southwest breeze develops.

Friday Brings More Warmth And Wind

Friday looks sunny and mild, with a high near 73 and northwest winds of 10 to 15 mph. Gusts could reach 25 mph, making it a good day for a walk or last-minute Halloween errands—but a less ideal one for unsecured decorations.

Friday night through Sunday night, lows are expected to range from the mid-30s to mid-40s. The cooler air sticks around for Halloween, though rain stays out of the forecast.

Halloween Stays Mostly Sunny And Dry

Saturday, October 31, should be partly cloudy with a high near 63 and light north winds. Halloween night will be mostly cloudy with a low around 44, so costumes with room for a jacket may be the winning strategy.

Sunday remains fairly comfortable, with partly sunny skies and a high near 66. Monday and Tuesday continue the mild stretch, reaching about 68 and 68 degrees, respectively, as cloud cover increases.

Rain Chances Wait Until Midweek

A few showers cannot be ruled out midweek. No weather alerts are listed for Philadelphia, and the broader forecast remains generally quiet through early next week.