Today | Weather | Friday, October 31, 2025

Weather in Lewisville, Texas

08:43 AM
Now
Cloudy Weather
50° F
Feels Like 52°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 1
Humidity 73 %
Today
Cloudy Weather
Day 73°
Night 54°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 4

Lewisville Weather Forecast Updated

26 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (October 31, 2024)

Cloudy Weather

Day

73°

Night

57°

Wind

9 mph

UV Index

4

Precipitation

5

Air Quality in Lewisville

NOW
28 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 6.61 µg/m³
PM10 8.32 µg/m³
O3 0.011 ppm
NO2 5.6 ppb
SO2 0.1 ppb
CO 0.19 ppm
NH3 2.28 µg/m³
NO 1.02 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.56.61 µg/m³
PM108.32 µg/m³
O321.25 µg/m³
NO210.47 µg/m³
SO20.21 µg/m³
CO217.7 µg/m³
NH32.28 µg/m³
NO1.02 µg/m³