Today | Weather | Sunday, October 25, 2026

Weather in Lewisville, Texas

06:25 PM
Now
Cloudy Weather
77° F
Feels Like 75°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 45 %
Today
Cloudy Weather
Day 82°
Night 61°
Precipitation 1 %
Wind 7 mph
UV Index (0 - 11+) 4

Lewisville Weather Forecast Updated

2 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 25, 2025)
Stormy Weather

Day

73°

Night

61°

Wind

5 mph

Precipitation

55 %

Air Quality in Lewisville

NOW
62 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 11.04 µg/m³
PM10 14.01 µg/m³
O3 0.058 ppm
NO2 0.8 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 0.36 µg/m³
NO 0.02 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 11.04 µg/m³
PM10 – 14.01 µg/m³
O3 – 113.41 µg/m³
NO2 – 1.44 µg/m³
SO2 – 0.94 µg/m³
CO – 132.31 µg/m³
NH3 – 0.36 µg/m³
NO – 0.02 µg/m³