Air Quality Index in San Antonio, TX

San Antonio, TX

San Antonio, Texas, is a lively city known for its history, culture, and attractions like the Alamo and River Walk. Its air quality is usually good to moderate, though it can vary due to weather and pollution.

Air Quality Index

February 5, 2025

Good

Air quality is ideal, with minimal or no risk to health.

NO₂

PM_2.5

M₁₀

O₃

Air Quality Index

February 6, 2025

Good

Air quality is ideal, with minimal or no risk to health.

NO₂

PM_2.5

M₁₀

O₃

Air Quality Index

February 7, 2025

Fair

Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.

NO₂

PM_2.5

M₁₀

O₃

Air Quality Index

February 8, 2025

Fair

Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.

NO₂

PM_2.5

M₁₀

O₃

Air Quality Index

February 9, 2025

Fair

Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.

NO₂

PM_2.5

M₁₀

O₃

Air Quality Index

February 10, 2025

Fair

Air quality is acceptable, but some individuals, particularly those unusually sensitive to air pollution, may experience minor health effects.

NO₂

PM_2.5

M₁₀

O₃

5-Day Air Quality Index Forecast in San Antonio, TX

Tips to Protect Yourself from Unhealthy Air Quality in San Antonio, TX

Limit outdoor activities, especially during the afternoon when ozone levels are highest. Use air purifiers indoors to keep the air clean.

If you must go outside, wear a high-quality mask like an N95 to reduce exposure to harmful particles and pollutants.

Check real-time air quality updates to plan your day around times when the air quality is better.

FAQ

Frequently Asked Questions

What factors affect the air quality in San Antonio?

Air quality in San Antonio is influenced by vehicle emissions, industrial activities, construction dust, and weather patterns. Ozone levels tend to rise on hot, sunny days, making them a significant contributor to poor air quality.
When is AQI usually the worst in San Antonio?

The AQI is typically worst during late spring and summer afternoons when temperatures are high, and sunlight interacts with pollutants to create ground-level ozone.
Are there specific areas in San Antonio with better AQI?

Generally, suburban and rural areas around San Antonio tend to have better air quality compared to urban and industrial zones where emissions are higher. However, real-time AQI can vary depending on specific conditions.