Today | Weather | Thursday, April 2, 2026

Weather in Richardson, Texas

03:13 PM
Now
Cloudy Weather
82° F
Feels Like 82°
Precipitation 7 %
Wind 17 mph
UV Index (0 - 11+) 3
Humidity 57 %
Today
Cloudy Weather
Day 82°
Night 70°
Precipitation 25 %
Wind 14 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

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 2, 2025)
Sunny with a Chance of Thunderstorms

Day

84°

Night

64°

Wind

12 mph

UV Index

5

Precipitation

87 %

Air Quality in Richardson

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.92 µg/m³
PM10 1.02 µg/m³
O3 0.031 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.44 µg/m³
NO 0.1 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
PM101.02 µg/m³
O360.17 µg/m³
NO20.62 µg/m³
SO20.16 µg/m³
CO113.8 µg/m³
NH30.44 µg/m³
NO0.1 µg/m³