Today | Weather | Wednesday, May 20, 2026

Weather in Grand Prairie, Texas

03:53 PM
Now
Cloudy Weather
79° F
Feels Like 79°
Precipitation 20 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 66 %
Today
Rainy Weather
Day 79°
Night 68°
Precipitation 49 %
Wind 7 mph
UV Index (0 - 11+) 3

Grand Prairie Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (May 20, 2025)
Sunny Weather

Day

86°

Night

63°

Wind

12 mph

UV Index

11

Precipitation

0 %

Air Quality in Grand Prairie

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.75 µg/m³
PM10 3.13 µg/m³
O3 0.028 ppm
NO2 0.4 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.57 µg/m³
NO 0.18 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)
PM2.52.75 µg/m³
PM103.13 µg/m³
O355.21 µg/m³
NO20.8 µg/m³
SO20.28 µg/m³
CO110.47 µg/m³
NH30.57 µg/m³
NO0.18 µg/m³