Today | Weather | Sunday, April 12, 2026

Weather in Richardson, Texas

07:26 AM
Now
Rainy Weather
66° F
Feels Like 63°
Precipitation 54 %
Wind 12 mph
Humidity 93 %
Today
Stormy Weather
Day 75°
Night 70°
Precipitation 91 %
Wind 16 mph
UV Index (0 - 11+) 2

Richardson Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 12, 2025)
Sunny Weather

Day

84°

Night

63°

Wind

12 mph

UV Index

9

Precipitation

1 %

Air Quality in Richardson

NOW
34 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.92 µg/m³
PM10 1.39 µg/m³
O3 0.037 ppm
NO2 0.4 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.36 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)
PM2.50.92 µg/m³
PM101.39 µg/m³
O372.12 µg/m³
NO20.83 µg/m³
SO20.24 µg/m³
CO119.45 µg/m³
NH30.36 µg/m³
NO0 µg/m³