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
Cloudy WeatherCloudy weather, overcast skies with clouds.
91° F
Feels Like 106°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11
Humidity 53 %
Today
Sunny WeatherSunny weather, clear skies and sunny weather.
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

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
PM2.5 – 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.