Today | Weather | Sunday, August 9, 2026

Weather in League City, Texas

01:57 AM
Now
Night
79° F
Feels Like 90°
Precipitation 18 %
Wind 6 mph
Humidity 92 %
Today
Sunny with a Chance of Thunderstorms
Day 90°
Night 79°
Precipitation 55 %
Wind 8 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

League City Weather Forecast Updated

30 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 9, 2025)
Cloudy Night

Day

93°

Night

77°

Wind

5 mph

Precipitation

25 %

Air Quality in League City

NOW
24 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.59 µg/m³
PM10 3.87 µg/m³
O3 0.026 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.08 ppm
NH3 0.05 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.59 µg/m³
PM103.87 µg/m³
O351.19 µg/m³
NO20.37 µg/m³
SO20.2 µg/m³
CO89.73 µg/m³
NH30.05 µg/m³
NO0 µg/m³