Today | Weather | Tuesday, April 28, 2026

Weather in Richardson, Texas

07:09 AM
Now
Cloudy Weather
73° F
Feels Like 77°
Precipitation 13 %
Wind 10 mph
UV Index (0 - 11+) 1
Humidity 93 %
Today
Sunny with a Chance of Thunderstorms
Day 84°
Night 57°
Precipitation 88 %
Wind 12 mph
UV Index (0 - 11+) 5

Richardson Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 28, 2025)
Cloudy Weather

Day

81°

Night

70°

Wind

15 mph

UV Index

5

Precipitation

20 %

Air Quality in Richardson

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

Pollutant Concentrations:

PM2.5 4.47 µg/m³
PM10 8.01 µg/m³
O3 0.018 ppm
NO2 0.9 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.85 µg/m³
NO 0 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)
PM2.54.47 µg/m³
PM108.01 µg/m³
O335.03 µg/m³
NO21.62 µg/m³
SO20.27 µg/m³
CO125.24 µg/m³
NH30.85 µg/m³
NO0 µg/m³