Today | Weather | Tuesday, October 21, 2025

Weather in Grand Prairie, Texas

09:14 PM

Now

70° F

Feels Like 68°

Precipitation 0 %

Wind 7 mph

Humidity 28 %

Today

Day 81°

Night 57°

Precipitation 0 %

Wind 6 mph

Grand Prairie Weather Forecast Updated

35 minutes ago

Last updated on October 21, 2025 8:39 PM

Weather Forecast History

Last Year's Weather on This Day (October 21, 2024)

Day

88°

Night

66°

Wind

8 mph

Precipitation

Air Quality in Grand Prairie

NOW

39 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 1.97 µg/m³

PM₁₀ 2.76 µg/m³

O₃ 0.042 ppm

NO₂ 2.2 ppb

SO₂ 0.3 ppb

CO 0.10 ppm

NH₃ 0.9 µg/m³

NO 0 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 – 1.97 µg/m³

PM₁₀ – 2.76 µg/m³

O₃ – 82.42 µg/m³

NO₂ – 4.06 µg/m³

SO₂ – 0.76 µg/m³

CO – 118.62 µg/m³

NH₃ – 0.9 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast