Today | Weather | Wednesday, April 8, 2026

Weather in Richardson, Texas

04:08 AM
Now
Cloudy Weather
57° F
Feels Like 55°
Precipitation 0 %
Wind 6 mph
Humidity 69 %
Today
Cloudy Weather
Day 81°
Night 59°
Precipitation 1 %
Wind 9 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Richardson Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 8, 2025)
Sunny Weather

Day

77°

Night

54°

Wind

7 mph

UV Index

9

Precipitation

0 %

Air Quality in Richardson

NOW
25 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.7 µg/m³
PM10 4.43 µg/m³
O3 0.027 ppm
NO2 1.1 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 5.33 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)
PM2.53.7 µg/m³
PM104.43 µg/m³
O353.93 µg/m³
NO22.09 µg/m³
SO20.34 µg/m³
CO133.82 µg/m³
NH35.33 µg/m³
NO0 µg/m³