Today | Weather | Monday, September 8, 2025

Weather in Philadelphia, Pennsylvania

06:01 PM
Now
Sunny Weather
75° F
Feels Like 73°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11
Humidity 32 %
Today
Sunny Weather
Day 75°
Night 57°
Precipitation 0 %
Wind 11
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Sunny and pleasant; great day to be outside with slight changes.

Philadelphia Weather Forecast Updated

23 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (September 8, 2024)

Sunny Weather

Day

72°

Night

55°

Wind

11 mph

UV Index

6

Precipitation

1

Air quality in Philadelphia

NOW
49 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.13 µg/m³
PM10 7.24 µg/m³
O₃ 43.87 ppb
NO₂ 8.77 ppb
SO₂ 1.23 ppb
CO 211.18 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors