Philadelphia Evening AQI: Best Times for Outdoor Activities
Find out about evening air quality patterns in Philadelphia.
Current Air Quality
Air quality is satisfactory, and air pollution poses little or no risk.
Daily Patterns
Evening air quality often differs from daytime levels due to traffic patterns, temperature changes, and atmospheric conditions.
View Current Air Quality →PM2.5 Levels
Fine particulate matter data →
Ozone Levels
Ground-level ozone data →
Seasonal Guides
Air quality by season →
Health Effects
Learn about air pollution impacts →
Frequently Asked Questions About Philadelphia Air Quality
What is the current air quality in Philadelphia?
The current Air Quality Index (AQI) in Philadelphia, PA is 42, which is considered good.
Is it safe to exercise outdoors in Philadelphia?
Yes, with an AQI of 42, outdoor exercise is safe for everyone in Philadelphia.
When is the best time of year to visit Philadelphia for good air quality?
Spring and early fall typically offer the best air quality in Philadelphia. Summer months may have elevated ozone levels, while winter can see higher PM2.5 from temperature inversions.
What causes air pollution in Philadelphia?
Air pollution in Philadelphia can come from vehicle emissions, industrial activity, construction, wildfires, and weather patterns. Local geography and seasonal factors also play a significant role.