Today | Weather | Thursday, September 4, 2025

Air Quality Alert (Issued when air pollution levels are unhealthy, especially for sensitive groups.)

Weather in League City, Texas

12:39 PM

Now

91° F

Feels Like 106°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 11

Humidity 53 %

Today

Day 97°

Night 75°

Precipitation 1 %

Wind 7 mph

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.

League City Weather Forecast Updated

50 minutes ago

Last updated on September 04, 2025 11:48 AM

Air quality in League City

NOW

59 AQI

Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 10.27 µg/m³

PM10 14.03 µg/m³

O₃ 62.02 ppb

NO₂ 2.82 ppb

SO₂ 1.19 ppb

CO 227.01 ppb

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

View Hourly Air Quality Forecast