Today | Weather | Friday, October 31, 2025

Weather in Lewisville, Texas

08:43 AM

Now

50° F

Feels Like 52°

Precipitation 0 %

Wind 5 mph

UV Index (0 - 11+) 1

Humidity 73 %

Today

Day 73°

Night 54°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 4

Lewisville Weather Forecast Updated

26 minutes ago

Last updated on October 31, 2025 8:17 AM

Weather Forecast History

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

Day

73°

Night

57°

Wind

9 mph

UV Index

Precipitation

Air Quality in Lewisville

NOW

28 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 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

PM_2.5 – 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)

PM_2.5 – 6.61 µg/m³

PM₁₀ – 8.32 µg/m³

O₃ – 21.25 µg/m³

NO₂ – 10.47 µg/m³

SO₂ – 0.21 µg/m³

CO – 217.7 µg/m³

NH₃ – 2.28 µg/m³

NO – 1.02 µg/m³

View Hourly Air Quality Forecast