Air Quality in Port Arthur, Jefferson, Texas

Thursday

22/10/2026

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

^{Based on current pollutants}

Air Quality: Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

Current Air Quality in Port Arthur, Jefferson, Texas

Air Quality Forecast for the Next 24 Hours

Daily Forecast

Thursday

22/10/2026

Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

_{Based on current pollutants}

Friday

23/10/2026

Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

_{Based on current pollutants}

Saturday

24/10/2026

Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

_{Based on current pollutants}

Sunday

25/10/2026

Good

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Monday

26/10/2026

Good

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Tuesday

27/10/2026

Good

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Current Weather in Port Arthur, Jefferson, Texas

22/10/2026

81^o

Clear Sky

58^oF / 82^oF | Feel like 80^oF

0% Rain | 0 in

weather365.com

Top Stories

Our Air Quality articles provide useful insights into atmospheric conditions, weather patterns, and the factors that influence the air around us. Read the most-related and most-viewed articles below to better understand air quality and the atmospheric processes behind it.

What AQI Is Unhealthy to Run In? Understanding Air Quality Risks

Air Quality Blog

What AQI Is Unhealthy to Run In? Understanding Air Quality Risks

71

8

4.6

15/09/2026

What AQI is unhealthy to run in? Find out how different AQI levels affect runners and when to avoid outdoor exercise, tips to protect your lungs when running.

What Is the Air Quality Index? Understanding AQI Levels and Health Risks

Air Quality Blog

What Is the Air Quality Index? Understanding AQI Levels and Health Risks

219

8

4.9

09/09/2026

What is the air quality index? Learn how AQI measures air pollution, how to check AQI, and what each category means for outdoor safety and health protection.

Air Quality and Exercise: How Pollution Affects Physical Activity

Air Quality Blog

Air Quality and Exercise: How Pollution Affects Physical Activity

50

8

4.9

17/09/2026

Learn about the relationship between air quality and exercise, including how air pollution affects performance, breathing, and overall health during workouts.

Show more stories