Philadelphia County Weather Forecast
Philadelphia County weather: 49°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Weekend outlook
☁️ 61° / 40°
Overcast · 0% rain · wind 4 mph
☀️ 66° / 39°
Clear sky · 0% rain · wind 5 mph
Best time to go outside today
2 PM - 5 PM · comfort score 8.3/10
The best window to be outside is roughly 2 PM to 5 PM, when temperature, rain chance and wind line up best.
Is today a good day to visit?
Activity scores from 0 to 10 based on temperature, rain, wind, sun and visibility.
Active alerts for Philadelphia County
Frost Advisory issued October 23 at 5:28PM EDT until October 24 at 9:00AM EDT by NWS Mount Holly NJ
Issued by NWS Mount Holly NJ
What to pack, what to skip
- Layers - the daily swing is 61°F, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Philadelphia County forecast by time range
Philadelphia County weather - more answers
Explore Philadelphia County
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 County?
Philadelphia County is a county in Pennsylvania. Its coordinates are 39.9526, -75.1652. It lies in North America.
What is the weather like in Philadelphia County right now?
It is currently 49°F (10°C) with overcast. Humidity is 55% and wind is 4 mph.
When is the best time to visit Philadelphia County?
June, July, September and October offer the most comfortable conditions in Philadelphia County, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Philadelphia County in?
Philadelphia County observes America/New_York (UTC-04:00). The local time is 3:02 AM.
How many people live in Philadelphia County?
Philadelphia County has a population of approximately 1.6 million.
What is the nearest airport to Philadelphia County?
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 County?
Popular options include Statue of Liberty (UNESCO World Heritage Site), Statue of Liberty, Hudson River, Empire State Building, Times Square and Central Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - 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 October 24, 2026 at 3:02 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
