Philadelphia Weather Forecast
Philadelphia weather: 75°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Risk assessment for Philadelphia
Derived from the current forecast window - not an official warning.
Peak gusts of 28 mph and 1 thunderstorm day in the next 16 days.
Wettest single day forecast at 1,3 in, 2,5 in across the window. Flash flooding risk rises sharply above 50 mm in a day.
Active alerts for Philadelphia
Derived from the forecast. No official alert feed is wired for this country yet.
16-day forecast for Philadelphia
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Aug 25 | ⛅ Partly cloudy | 81° / 62° | 1% | 9 mph | 7 |
| Wed, Aug 26 | ☁️ Overcast | 84° / 63° | 1% | 8 mph | 7 |
| Thu, Aug 27 | ☁️ Overcast | 90° / 68° | 47% · 0,0 in | 13 mph | 7 |
| Fri, Aug 28 | ⛈️ Thunderstorm | 78° / 69° | 53% · 1,3 in | 12 mph | 3 |
| Sat, Aug 29 | ☁️ Overcast | 85° / 66° | 18% | 7 mph | 7 |
| Sun, Aug 30 | ☁️ Overcast | 89° / 70° | 6% | 10 mph | 7 |
| Mon, Aug 31 | 🌦️ Light drizzle | 93° / 75° | 14% · 0,0 in | 11 mph | 6 |
| Tue, Sep 1 | 🌦️ Light drizzle | 78° / 73° | 18% · 0,0 in | 7 mph | 1 |
| Wed, Sep 2 | ☁️ Overcast | 86° / 72° | 21% | 7 mph | 5 |
| Thu, Sep 3 | 🌦️ Light drizzle | 80° / 69° | 22% · 0,0 in | 8 mph | 4 |
| Fri, Sep 4 | 🌧️ Showers | 71° / 62° | 15% · 1,1 in | 10 mph | 1 |
| Sat, Sep 5 | ☁️ Overcast | 77° / 61° | 19% | 7 mph | 6 |
| Sun, Sep 6 | ☁️ Overcast | 81° / 64° | 29% | 10 mph | 6 |
| Mon, Sep 7 | 🌦️ Light drizzle | 95° / 68° | 32% · 0,0 in | 12 mph | 6 |
| Tue, Sep 8 | ☁️ Overcast | 100° / 79° | 22% | 14 mph | 6 |
| Wed, Sep 9 | ☁️ Overcast | 84° / 73° | 26% | 11 mph | 6 |
What this means for Philadelphia
Today is slightly cooler than average for August. The forecast high of 81°F is 3.4°F below the 84°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 80°F.
See the Philadelphia forecast by time range
Philadelphia weather - more answers
Explore Philadelphia
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Philadelphia?
Philadelphia is a city in Pennsylvania. Its coordinates are 39.9526, -75.1652. It lies in North America.
What is the weather like in Philadelphia right now?
It is currently 75°F (24°C) with clear sky. Humidity is 58% and wind is 7 mph.
When is the best time to visit Philadelphia?
June, July, August, September and October offer the most comfortable conditions in Philadelphia, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Philadelphia in?
Philadelphia observes America/New_York (UTC-04:00). The local time is 11:35 AM.
How many people live in Philadelphia?
Philadelphia has a population of approximately 1.6 million.
What is the nearest airport to Philadelphia?
The closest airports are Philadelphia International Airport (PHL), 7 mi away, Newark Liberty International Airport (EWR), 73 mi away and John F. Kennedy International Airport (JFK), 87 mi away.
What are the top things to do in Philadelphia?
Popular options include Statue of Liberty (UNESCO World Heritage Site), Statue of Liberty, Hudson River, Empire State Building, Times Square and Central Park.
What places are in Philadelphia?
Philadelphia covers 2 places in this atlas, including Philadelphia International Airport and ZIP Code 19103.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 25, 2026 at 11:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
